TDK 5V/50A User's Manual
Contents
1. Q O ce ic s pty 7 ao H With a resistor between the trim pin and Sense pin the output voltage is adjusted 2 4 6 8 1012 1416 18 20 down To adjust the output voltage down a percentage of Vout A from Vo nom the Decrease in Output Voltage A trim resistor should be chosen according to the following equation With a resistor between the trim pin and 100 sense pin the output voltage is adjusted Raon IR up To adjust the output voltage up a A percentage of Vout A from Vo nom the trim resistor in kQ should be chosen according to the following equation Where g g eq A 100x Vo nom Vdesired Vo_nom V x l00 A R 5 11x 2 0 _ 100 Vref x A A The current limit set point does not increase as the module is trimmed down so the available output power is reduced 2005 2006 TDK Innoveta Inc TS 877 498 0099 iQP 5V 50A Datasheet 8 3 2006 bd TDK Data Sheet Powereta iQP Series Single Output Quarter Brick Remote Sense The power modules feature vout T remote sense to compensate for the effect of output distribution drops The output voltage sense range defines the maximum voltage allowed between the output power terminals and output sense terminals and it is found on the electrical data page for the power module of interest If the remote sense feature is not being used the Sense Sense pin2. facing PCB kept at a constant 0 5 in The power module s orientation with respect to the airflow direction can have a significant impact on the unit s thermal performance Thermal Derating For proper application of the power module in a given thermal environment output current derating curves are provided as a design guideline in the Adjacent PCB Module vA Centerline AAAA oat 0 AIRFLOW Air Passage Centerline Air Velocity and Ambient Temperature Measurement Location Wind Tunnel Test Setup Figure Dimensions are in millimeters and inches Thermal Performance section for the power module of interest The module temperature should be measured in the final system configuration to ensure proper thermal management of the power module For thermal performance verification the module temperature should be measured at the component indicated in the thermal measurement location figure on the thermal Z 877 498 0099 TDK Data Sheet Powereta iQP Series Single Output Quarter Brick performance page for the power module of interest In all conditions the power module should be operated below the maximum operating temperature shown on the derating curve For improved design margins and enhanced system reliability the power module may be operated at temperatures below the maximum rated operating temperature Heat transfer by convection can be enhanced by increasing the airflow rate that the pow
3. open collector or compatible switch between the Vin pin and the on off pin The maximum voltage generated by the power module at the on off terminal is 15V The maximum allowable leakage current of the switch is 50uA The switch must be capable of maintaining a low signal Von off lt 1 2V while sinking 1mA The standard on off logic is negative logic The module will turn on if pin 2 is connected to pin 3 and it will be off if pin 2 is left open If the negative logic feature is not being used pin 2 should be shorted to pin 3 An optional positive logic is available The power module will turn on if pin 2 is left open and will be off if pin 2 is connected to pin 3 If the positive logic circuit is not being used terminal 2 should be left open 2005 2006 TDK Innoveta Inc 78 877 498 0099 iQP 5V 50A Datasheet 8 3 2006 TDK Data Sheet Powereta iQP Series Single Output Quarter Brick On Off Circuit for positive or negative logic Circult to decrease output voltage Output Voltage Adjustment The output voltage of the module may be adjusted by using an external resistor connected between the trim pin 6 and either the Sense or Sense pin If the voltage trim feature is not used pin 6 should be left open Care should be taken to avoid injecting noise into the module s trim pin A small 0 01uF capacitor between the power module s trim pin and Sense pin may help to avoid this
4. process incorporates advanced quality planning tools such as FMEA and Cpk analysis to ensure designs are robust and reliable All products are assembled at ISO certified assembly plants Ground Plane The input reflected ripple is measured with a current probe and oscilloscope The ripple current is the current through a 12uH differential mode inductor Lin with esr lt 10 mQ feeding a capacitor C1 esr lt 700 MQ 100kHz across the module input voltage pins The capacitor C1 across the input shall be at least one 220uF 100V electrolytic capacitor along with two 1uF to 2 2uF 100V ceramic capacitors Two 220uF 100V electrolytic capacitors and two 2 2uF 100V ceramic capacitors are recommended A 220uF 100V capacitor for CO is also recommended The output ripple measurement is made approximately 7 cm 2 75 in from the power module using an oscilloscope and BNC socket The capacitor Cext is located about 5 cm 2 in from the power module its value varies from code to code and is found on the electrical data page for the power module of interest under the ripple amp noise voltage specification in the Notes amp Conditions column 2005 2006 TDK Innoveta Inc iQP 5V 50A Datasheet 8 3 2006 877 498 0099 TDK Data Sheet Powereta iQP Series Single Output Quarter Brick Safety Considerations For safety agency approval of the system in which the DC DC power module is installed the power module must be installed in compl
5. should be connected to the Vo pin and the Sense pin should be connected to the Vo pin Sense Vout The output voltage at the Vo and Vo terminals can be increased by either the remote sense or the output voltage adjustment feature The maximum voltage increase allowed is the larger of the remote sense range or the output voltage adjustment range it is not the sum of both Circuit to increase output voltage 100000 As the output voltage increases due to the use of the remote sense the maximum load current must be decreased for the module to remain below its maximum power rating EMC Considerations TDK Innoveta power modules are designed for use in a wide variety of systems and applications With 100 the help of external EMI filters and careful 0 2 4 6 8 40 layout it is possible to meet CISPR 22 class o i A or B requirement For assistance with nerease in Output Voltage TC designing for EMC compliance please contact TDK Innoveta technical support a o l Ss 2 N a E De HF Input Impedance The source impedance The value of Vref can be found in the of the power feeding the DC DC converter Electrical Data section of this data sheet module will interact with the DC DC The maximum power available from the converter To minimize the interaction one power module is fixed As the output or more 220
6. year limited warranty Complete warranty information is listed on our web site or is available upon request from TDK Innoveta TDK Innoveta Inc 3320 Matrix Drive Suite 100 Richardson Texas 75082 Phone 877 498 0099 Toll Free 469 916 4747 Fax 877 498 0143 Toll Free 214 239 3101 Information furnished by TDK Innoveta is believed to be accurate and reliable However TDK Innoveta assumes no responsibility for its use nor for any infringement of patents or other rights of third parties which may result from its use No license is granted by implication or otherwise under any patent or patent rights of TDK Innoveta TDK Innoveta components are not designed to be used in applications such as life support systems wherein failure or malfunction could result in injury or death All sales are subject to TDK Innoveta s Terms and Conditions of Sale which are available upon request Specifications are subject to change 2005 2006 TDK Innoveta Inc 78 877 498 0099 iQP 5V 50A Datasheet 8 3 2006
7. 77 498 0099 iQP 5V 50A Datasheet 8 3 2006 2005 2006 TDK Innoveta Inc iQP 5V 50A Datasheet 8 3 2006 Electrical Characteristics iQP48050A050V 000 through 0x9 5V 50A 250W Output Output Voltage V 30 40 Output Current A Vin 36V Vin 48V Vin 75V Vin 60V ee oe Input Current A oF NR WOW FTN DN WO 50 45 50 55 60 65 70 75 Input Voltage V b_min 0A lo mid 25 2A b_max 50 1A Output Current Limit Characteristics vs Input Voltage Typical Input Current vs Input Voltage Characteristics D oO fo gt 1 Q o 0 5 10 15 20 25 30 35 40 45 Output Current A Vin 36V Vin 48V Vin 75V lt Vin 60V 4 994 4 9935 bo 4 0 ot et pt te 4 993 4 9925 4 992 Output Voltage V 4 9915 4 991 36 41 46 51 56 61 66 71 Input Voltage V b_min 0A lo_mid 25 2A lo_max 50 1A Typical Output Voltage vs Load Current at Ta 25C fo a gt wo Typical Output Voltage vs Input Voltage at Ta 25C ae Trim Up Change Change Resistor of Vout Resistor Gf Vout Ohm Ohm N
8. Free 469 916 4747 Fax 877 498 0143 Toll Free Bupport tdkinnoveta com ttp www tdkinnoveta com 2005 2006 TDK Innoveta Inc 78 877 498 0099 iQP 5V 50A Datasheet 8 3 2006 bd TDK Data Sheet Powereta iQP Series Single Output Quarter Brick Mechanical Specification Dimensions are in mm in Unless otherwise specified tolerances are x x 0 5 0 02 x xx and x xxx 0 25 0 010 pre 1 78 0 07 a i 10 9 0 43 REF 1 78 0 0701 1 02 040 DIA Pins i 1 78 070 DIA Stand offs HO 2 gt 2 300 0 300 g ce te 4775 1 880 a neal I 49 02 11 930 50 80 2 000 1 52 060 DIA __ 4 pins 1 02 040 DIA 2pins M3 X 5 threaded inserts 2 places d 97 9 2 28 3 3 40 0 134 max Dia a 2 places t m 1 78 0 070 57 9 2 28 Recommended hole pattern top view Pin Assignment PIN FUNCTION FUNCTION Vin On Off Vin Sense Vo Vo Vo 10 Vo Sense Trim Pin base material is copper or brass with matte tin plating the maximum module weight is 60g 2 1 oz 2005 2006 TDK Innoveta Inc iQP 5V 50A Datasheet 8 3 2006 877 498 0099 TDK Data Sheet Powereta iQP Series Single Output Quarter Brick Absolute Maximum Ratings Stress in excess of Absolute Maximum Ratings may cause permanent damage to the device Characteristic i Not
9. Output Voltage V o 0 3 223 u 8 37 Input Voltage V b_min 0A s lo_mid 25 2A lo_max 50 1A e g trim up 5 ae 5 100 5 511 Rup 10 22 K 1 225x 5 Typical Output Voltage vs Low Voltage Input Turn on and Turn off at Ta 25C Calculated Resistor Values for Output Voltage Adjustment 78 877 498 0099 Thermal Performance iQP48050A050V 000 through 009 5V 50A 250W Output Output Current A Output Current A wo 80 90 100 Ambient Temperature C Ambient T ture C INC 0 3 m s 60 LFM E 0 5 m s 100 LFM amp 1 0 mis 200 LEM lent Temperature C 1 5 m s 300 LFM 2 0 mis 400 LFM 3 0 m s 600 LFM NC 0 3 m s 60 LFM 0 5 m s 100 LFM 41 0 m s 200 LFM E 1 5 m s 300 LFM Max IMS Temp lt 1m s Max IMS Temp gt 1m s 2 0 m s 400 LFM 3 0 m s 600 LFM Max IMS Temp Maximum output current vs ambient temperature at nominal Maximum output current vs ambient temperature at nominal input voltage for airflow rates natural convection 0 3m s to input voltage for airflow rates natural convection 0 3m s to 3 0m s with airflow from pin 3 to pin 1 3 0m s with airflow from pin 1 to pin 3 best orientation best m Orientation o airflow a 0 u t p u t Thermal measurement location The
10. er module experiences The maximum output current of the power module is a function of ambient temperature Tams and airflow rate as shown in the thermal performance figures on the thermal performance page for the power module of interest The curves in the figures are shown for natural convection through 3 m s 600 ft min The data for the natural convection condition has been collected at 0 3 m s 60 ft min of airflow which is the typical airflow generated by other heat dissipating components in many of the systems that these types of modules are used in In the final system configurations the airflow rate for the natural convection condition can vary due to temperature gradients from other heat dissipating components Heatsink Usage For applications with demanding environmental requirements such as higher ambient temperatures or higher power dissipation the thermal performance of the power module can be improved by attaching a heatsink or cold plate The iQP platform is designed with a base plate with two M3 X 0 5 through threaded mounting fillings for attaching a heatsink or cold plate The addition of a heatsink can reduce the airflow requirement ensure consistent operation and extended reliability of the system With improved thermal performance more power can be delivered at a given environmental condition Standard heatsink kits are available from TDK Innoveta Inc for vertical module mounting in two different orien
11. es amp Conditions Continuous Input Voltage Transient Input Voltage 100mS max Isolation Voltage Input to Output Basic Insulation Input to Base plate Basic Insulation Output to Base plate Operational Insulation Storage Temperature Measured at the location specified in the thermal measurement figure Maximum temperature varies Operating Temperature Range Tc i with model number output current and module orientation see curve in thermal performance section of the data sheet Input Characteristics Unless otherwise specified specifications apply over all Rated Input Voltage Resistive Load and Temperature conditions Characteristic i Unit Notes amp Conditions Operating Input Voltage Maximum Input Current 50A output Vin 0 to Vin max lo lo max Vo Vo nom Turn on Voltage Turn off Voltage Hysteresis Startup Delay Time from application of input Vo 0 to 0 1 Vo nom on off on voltage lo lo max Tc 25 C Startup Delay Time from on off Vo 0 to 0 1 Vo nom Vin Vi nom lo lo max Tc 25 C Output Voltage Rise Time lo lo max Tc 25 C Vo 0 1 to 0 9 Vo nom Inrush Transient i Exclude external input capacitors Input Reflected Ripple See input output ripple and noise measurements figure BW 20 MHz Input Ripple Rejection 120Hz Engineering Estimate Caution The power modules are not internally fused An exte
12. iance with the creepage and clearance requirements of the safety agency The isolation is basic insulation For applications requiring basic insulation care must be taken to maintain minimum creepage and clearance distances when routing traces near the power module As part of the production process the power modules are hi pot tested from primary and secondary at a test voltage of 1500Vdc To preserve maximum flexibility the power modules are not internally fused An external input line normal blow fuse with a maximum value of 15A is required by safety agencies A lower value fuse can be selected based upon the maximum dc input current and maximum inrush energy of the power module When the supply to the DC DC converter is less than 60Vdc the power module meets all of the requirements for SELV If the input voltage is a hazardous voltage that exceeds 60Vdc the output can be considered SELV only if the following conditions are met The input source is isolated from the ac mains by reinforced insulation The input terminal pins are not accessible One pole of the input and one pole of the output are grounded or both are kept floating Single fault testing is performed on the end system to ensure that under a single fault hazardous voltages do not appear at the module output Warranty TDK Innoveta s comprehensive line of power solutions includes efficient high density DC DC converters TDK Innoveta offers a three
13. ion 1500Vdc Negative remote on off logic Industry standard output voltage trim Pre bias startup capability Remote sense Constant switching frequency UL 60950 US and Canada VDE 0805 CB scheme IEC950 CE Mark EN60950 Latched output over voltage protection Positive remote on off logic 2 79 mm 0 110 Thru hole pins 4 57 mm 0 180 Thru hole pins Non latching output OVP protection Latched output over current protection Latched over temperature protection 2005 2006 TDK Innoveta Inc 78 877 498 0099 iQP 5V 50A Datasheet 8 3 2006 STDK Data Sheet Powereta iQP Series Single Output Quarter Brick Ordering information Identifier Size Voltage Current Units Output Outputs Power Voltage Q 050 V Product Package Platform Input Output Output Main of Feature Set Quarter TDK Innoveta brick Powereta 050 50A Single Option Table Feature Set On Off Logic OVP Pin Length Positive Latch 0 145 Negative Latch 0 145 Positive Latch 0 110 Negative Latch 0 110 Positive Latch 0 200 Positive Non Latch 0 145 Negative Non Latch 0 145 Positive Latch 0 180 Negative Latch 0 180 Product Offering Output Maximum Efficiency Input Voltage Output Voltage Current Output Power iQP48050A050V TDK Innoveta Inc 3320 Matrix Drive Suite 100 Richardson Texas 75082 Phone 877 498 0099 Toll
14. present in every application convection is the dominant mode of heat transfer in most applications However to ensure adequate cooling and proper operation all three modes should be considered in a final system configuration The open frame design of the power module provides an air path to individual components This air path improves convection cooling to the surrounding environment which reduces areas of heat concentration and resulting hot spots Test Setup The thermal performance data of the power module is based upon measurements obtained from a wind tunnel test with the setup shown in the wind tunnel figure This thermal test setup replicates the typical thermal environments encountered in most modern electronic systems with distributed power architectures The electronic equipment in networking telecom wireless and advanced computer systems operates in similar environments and utilizes vertically mounted printed circuit boards PCBs or circuit cards in cabinet racks The power module is mounted on a 0 062 inch thick 6 layer 2oz layer PCB and is vertically oriented within the wind tunnel Power is routed on the internal layers of the PCB The outer copper layers are thermally decoupled from the converter to better simulate the customer s application This also results in a more conservative derating The cross section of the airflow passage is rectangular with the spacing between the top of the module and a parallel
15. put until the hiccup mode will occur A latched over current protection option is also available Consult the TDK Innoveta technical support for details Output Over Voltage Protection The power modules have a control circuit independent of the main control loop that reduces the risk of over voltage appearing at the output ofthe power module during a fault condition If there is a fault in the main regulation loop the over voltage protection circuitry will latch the power module off once it detects the output voltage condition as specified on the Electrical Data page To remove the module from the latched condition either cycle the input power or toggle the remote ON OFF pin providing that over voltage conditions have been removed The reset time of the ON OFF pin should be 500ms or longer The iQP Powereta family also offers an optional feature to allow non latching 1 second hiccup mode over voltage protection Consult the TDK Innoveta technical support for details Thermal Protection When the power modules exceed the maximum operating temperature the modules will turn off to safeguard the units against thermal damage The module will auto restart as the unit is cooled below the over temperature threshold A latched over temperature protection option is also available Consult the TDK Innoveta technical support for details Remote On Off The power modules have an internal remote on off circuit The user must supply an
16. rmal measurement location top view The thermal curves provided are based upon measurements made in TDK Innoveta s experimental test setup that is described in the Thermal Management section Due to the large number of variables in system design TDK Innoveta recommends that the user verify the module s thermal performance in the end application The critical component should be thermo coupled and monitored and should not exceed the temperature limit specified in the derating curve above It is critical that the thermocouple be mounted in a manner that gives direct thermal contact otherwise significant measurement errors may result 2005 2006 TDK Innoveta Inc TS 877 498 0099 iQP 5V 50A Datasheet 8 3 2006 2005 2006 TDK Innoveta Inc iQP 5V 50A Datasheet 8 3 2006 TDK Data Sheet Powereta iQP Series Single Output Quarter Brick Thermal Management An important part of the overall system design process is thermal management thermal design must be considered at all levels to ensure good reliability and lifetime of the final system Superior thermal design and the ability to operate in severe application environments are key elements of a robust reliable power module A finite amount of heat must be dissipated from the power module to the surrounding environment This heat is transferred by the three modes of heat transfer convection conduction and radiation While all three modes of heat transfer are
17. rnal input line normal blow fuse with a maximum value of 15A is required see the Safety Considerations section of the data sheet 2005 2006 TDK Innoveta Inc 78 877 498 0099 iQP 5V 50A Datasheet 8 3 2006 TDK Data Sheet Powereta iQP Series Single Output Quarter Brick Electrical Data iQP48050A050V 000 through 0x9 5V 50A 250W Output Characteristic Output Voltage Initial Setpoint Notes amp Conditions Vin Vin nom lo lo max Tc 25 C Output Voltage Tolerance Over all rated input voltage load and temperature conditions to end of life Efficiency Vin Vin nom lo lo max Tc 25 C Line Regulation Vin Vin min to Vin max lo and Tc fixed Load Regulation lo lo min to lo max Vin and Tc fixed Temperature Regulation Tc Tc min to Tc max Vin and lo fixed Output Current At loads less than lo min the module will continue to regulate the output voltage but the output ripple may increase slightly Output Current Limiting Threshold Vo 0 9 Vo nom Tc lt Tc max Short Circuit Current Vo 0 25V Tc 25 Output Ripple and Noise Voltage mVrms Vin 48V lo lo min Tc 25 C Measured across one 0 1uF one 1 0 uF and one 47uF ceramic capacitors and one 1000uF electrolytic capacitor located 2 inches away see input output ripple measurement figure BW 20MHz Output Voltage Adjustment Range Vo nom Vin 38V for trim up operation Outp
18. t Vin 60V Efficiency vs Input Voltage at Ta 25C test in socket Power Dissipation vs Input Voltage at Ta 25C 12 Oct 85 13 Oct 85 16 56 27 14 50 52 1 T T il letroy 10 ms Gi E 4 7ye tetra 1 00 V T ni 20 0mV i j so 18 ms 5 0 V Onn Deron T maximum 5 11 V rise 25 4490 ms maximum 3 amp1 4 pkpk 1 50 amv pms 1 13 42mV 2 ps BWL D 2m acs 2 5 MS s 2 trig only 4 65 5 4 DC 2 0v 3 1V DC F 1 DC 7 6m STOPPED 4 trig only NORMAL Start up from on off Switch at 48V input and Full Load Typical Output Ripple at 48V Input and Full Load at Ch 1 Vo Ch 3 lo Ch 4 ON OFF Ta 25C Ch 1 Vo 13 Oct 05 21 Nov 05 11 19 63 15 14 08 letroy 10 ms 1 00 V aaa sae EEE t maximum 5 11 V rise 24 8134 ms maximum 3 51 2A pkpk 1 pms 1 maximum 3 amp1 3 1 ms BWL 1 10 mv ACH 47 1 V 11 0246 ms 2 5 MS s 2 DC 12 0 v SLOW TRIGGER 8 3 DC 53 6 A NORMAL 4 trig only STOPPED Start up from Input Voltage Application at Full Load Load Transient Response Load Step from 50 to 75 Ch 1 Vo Ch 3 lo Ch 4 Vin of Full Load with di dt 1A uS Ch 1 Vo Ch 3 lo 508 MS s 2005 2006 TDK Innoveta Inc 78 8
19. tT DIK Data Sheet Powereta iQP Series Single Output Quarter Brick Powereta iQP Series DC DC Power Modules 48V Input 5V 50A 250W Output Quarter Brick The Powereta Series offers an industry standard Double P quarter brick high current power module with true useable output power Its 91 5 full load efficiency 92 5 at 35A 175W and superior thermal performance make the Powereta series of power modules ideally suited for tight space and power hungry ATCA applications in demanding thermal environments This rugged building block is designed to serve as the core of your high reliability system A wide output voltage trim range 20 to 10 and remote sensing are standard features enhancing versatility Standard Features RoHS Compliant Auto recovery full protections Standard Double P Quarter Brick Pinout Size 2 28 x 1 45 x 0 5 o Input under and over voltage 57 9mm x 36 8mm x 12 7mm o Output over current Up to 50A of output current o Output short circuit Output power up to 250W o Thermal limit Power density gt 151W in l l Efficiency up to 93 5 EMI CISPR 22 A or B with external filter Full load efficiency 91 5 Multiple patents l u 70 of full load 35A efficiency 92 5 ISO Certified manufacturing facilities Metal board design with high usable power 40A at 50 C 200LFM no heat sink 36A at 60 C 200LFM no heat sink Optional Features Wide output voltage trim range Basic insulat
20. tations longitudinal perpendicular to the direction of the pins and transverse parallel to the direction of the pins The heatsink kit contains four M3 x 0 5 steel mounting screws and a precut thermal interface pad for improved thermal resistance between the power module and the heatsink The screws should be installed using a torque limiting driver set between 0 35 0 55 Nm 3 5 in Ibs The system designer must use an accurate estimate or actual measure of the internal airflow rate and temperature when doing the heatsink thermal analysis For each application a review of the heatsink fin orientation should be completed to verify proper fin alignment with airflow direction to maximize the heatsink effectiveness For TDK Innoveta standard heatsinks contact TDK Innoveta Inc for latest performance data 2005 2006 TDK Innoveta Inc 78 877 498 0099 iQP 5V 50A Datasheet 8 3 2006 TDK Data Sheet Powereta iQP Series Single Output Quarter Brick Operating Information Over Current Protection The power modules have current limit protection to protect the module during output overload and short circuit conditions During overload conditions the power modules may protect themselves by entering a hiccup current limit mode The modules will operate normally once the output current returns to the specified operating range There is a roughly 2ms delay from the time an overload condition appears at the module out
21. uF to 470uF 100V input voltage is trimmed up the maximum output electrolytic capacitors should be present if current must be decreased to maintain the the source inductance is greater than 4uH maximum rated power of the module It is ee also desirable to slightly increase the input Reliability voltage while trimming up the output with heavy load current The power modules are designed using TDK Innoveta s stringent design guidelines for As the output voltage is trimmed up the component derating product qualification output over voltage protection set point is and design reviews Early failures are not adjusted Trimming the output voltage screened out by both burn in and an too high may cause the output over voltage automated final test The MTBF is protection circuit to be triggered calculated to be greater than 2 5M hours at 2005 2006 TDK Innoveta Inc 78 877 498 0099 iQP 5V 50A Datasheet 8 3 2006 TDK Data Sheet Powereta iQP Series Single Output Quarter Brick nominal input full load and Ta 40 C using the Telcordia TR 332 issue 6 calculation method Improper handling or cleaning processes can adversely affect the appearance testability and reliability of the power modules Contact TDK Innoveta technical support for guidance regarding proper handling cleaning and soldering of TDK Innoveta s power modules Input Output Ripple and Noise Measurements Quality TDK Innoveta s product development
22. ut Voltage Sense Range Vo nom Dynamic Response Recovery Time to 10 of Peak Deviation Transient Voltage di dt 1A uS Vin Vin nom load step from 50 to 75 of lo max Tc 25 C with at least one 1 0 uF one 47uF ceramic capacitors and one 1000uF electrolytic capacitor across the output terminals Output Voltage Overshoot during startup Vin Vin nom lo lo max Tc 25 C Switching Frequency Fixed Output Over Voltage Protection 6 5 External Load Capacitance 25 000 Cext min required for the 100 load dump Minimum ESR gt 2 mQ Isolation Capacitance Isolation Resistance Vref Required for trim calculation Engineering Estimate Contact TDK Innoveta for applications that require additional capacitance or very low ESR 2005 2006 TDK Innoveta Inc iQP 5V 50A Datasheet 8 3 2006 877 498 0099 TDK Data Sheet Powereta iQP Series Single Output Quarter Brick Electrical Characteristics iQP48050A050V 000 through 0x9 5V 50A 250W Output N o N use oO Ss N N go a D N Efficiency S a Power Dissipation W gt Ss N 3 0 35 40 45 50 Output Current A Output Current A Vin 36V Vin 48V Vin 75V Vin 60V Vin 36V Vin 48V Vin 75V l
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