Silverstone ST50F-ES
Contents
1. SILVERSTONE Designing Inspiration Strider Essential Series ST50F ES ST40F ES SilverStone Technology Co Ltd High efficiency with 80Plus certification www silverstonetek com 24hour continuous power output with 40 C operating temperature z Class leading single 12V rail support silverstonetek com Multiple protection circuitry Issue date November 2009 NO G1121 Silent running 120mm fan with 18dBA PCI E 8pin and PCI E 6pin connector support ATX 12V 2 3 support Active PFC circuitry SPECIFICATION SilverStone Essential Plus ST50F ES ST40F ES ATX12V 2 3 Switching Power Supply With Active PFC 1 GENERSAL 1 1 Scope PS 2 This specification defines the performance characteristics of a single phase 500 and 400 watts 5 output power supply This specification also defines worldwide safety and electromagnetic compatibility requirements for the power supply which is intended for use in computer products 2 INPUT CHARACTERISTICS 2 1 Input Voltage 2 1 1 ST50F ES Nominal Voltage 115 230 Vrms 2 1 1 ST40F ES Nominal Voltage 115 230 Vrms 01 Voltage Variation Range 103 5 253 Vrms Voltage Variation Range 103 5 253 Vrms Strider Essential Series AM 2 2 Input Frequency 2 2 1 ST50F ES Nominal Frequency Frequency Variation Range 50 60 Hz 47 Hz to 63 Hz 2 2 2 ST40F ES Nominal Frequency Frequency Variation Range 50 60 Hz 47 Hz to 63 Hz The power supply must op2. applied at normal input voltage and or so maximum load after 4 hours storage in 0 C environment 6 ENVIRONMENTS 6 1 Temperature and Humidity 6 1 1 Operating Temperature 0 to 40 C Relative Humidity 20 to 90 6 1 2 Storage Temperature 40 to 70 C Relative Humidity 20 to 95 noncondensing 6 2 Altitude The power supply can operate normally at any altitude between 0 to 10000 feet 07 6 3 Vibration and Shock Sweep and resonance search for each of X Y Z axis at the sweep RATE of 1 OCTAVE Min 7 CONDUCTED EMI FCC CE 8 PRODUCT SAFETY 8 1 Safety Requirement TUV UL c UL CB 8 2 Leakage Current The AC leakage current is less than 3 5mA when the power supply connect to 253Vac 50HZz 8 3 Insulation Resistance The insulation resistance should be not less than 30M ohm after applying of 500VDC for 1 minute 8 4 Dielectric Voltage Withstand The power supply shall withstand for 1 minute without breakdown the application of a 60Hz 1500V AC voltage applied between both input line and chassis 20mA DC cut off current Main transformer shall similarly withstand 3000Vac applied between both primary and secondary windings for a minimum of one minute 9 POWER GOOD SIGNAL A TTL compatible signal for the purpose of initiating an orderly start up procedure under normal input operating conditions During power up this signal is asserted low until 5V is under regulation and AC reaches min line specification ran
3. power off which hold within para 3 1 under 230V 50Hz condition 3 6 5VSB 5VSB is requierd for the implementation of PS ON described above 5VSB is a standby voltage that may be used to power circuits that require power input during the powered down state of all power rails The 5 VSB pin should deliver 5V 5 at a minimum of 2 5 A for PC board circuits to operate Conversely PC board should draw no more than 2 5A maximum form this pin This power may be used to operate circuits such as soft power control 3 7 PG OK PG OK is a power good signal and should be asserted high by power supply to indicate that the 5 VDC and 3 3 VDC outputs are above the under voltage thresholds of the power supply When this signal is asserted high there should be sufficient mains energy stored by the converter to guarantee continuous power operation within specification Conversely when either the 5VDC or the 3 3VDC output voltage falls below the under voltage threshold or when mains power has been removed for a time sufficiently long so that power supply operation is no longer guaranteed PG OK should be deasserted to a low state See Figure 1 for a representation of the timing characteristics of the PG OK PS ON and germane power rail signals 3 8 3 3V Sense A default 3 3V sense line should be implemented pin 13 of the connector 3 9 Capacitive Load The power supply should be able to power up and operate normally with the following capacitance
4. COM COM COM N C 5VDC 5VDC 5Vsense 5VDC COM EPS 12V 8PIN connector Yellow Yellow Yellow Yellow Strider Essential Series AME oO ON OO FF OO N mk O ATX 12V 4PIN 4 4PIN EPS 12V in split mode 3 3V 3 3V COM 5VDC COM 5VDC COM PWRGOOD 5Vsb 12V 12V 3 3V Orange Orange Black Red Black Red Black Grey Purple Yellow Yellow Orange Yellow Yellow T Strider Essential Series AZ 4PIN peripheral connector HDD 4PIN floppy connector FDD SATA connector Orange Black Red Black Yellow 8PIN PCI Express connector Yellow Yellow Yellow Black sense1 AE To be valid this sheet must be filled out by your salesperson at the time of purchase 6PIN PCI Express connector Store Purchaser Yellow 1 4 Purchase date Yellow Model No Yellow Serial No
5. erate at above frequency with 103 5 253VACrms input voltage range 2 3 Max Input AC Current 2 3 1 ST50F ES Max Input Current Measuring Range 6 5A 103 5 253 Vrms 2 3 2 ST40F ES Max Input Current Measuring Range 5 5A 103 5 253 Vrms 2 4 Inrush Current The power supply must meet inrush requirements for any rated AC voltage during turn on at any phase of AC voltage during a single cycle AC dropout condition during repetitive ON OFF cycling of AC and over the specified temperature range The peak inrush current shall be less than the ratings of its critical components including input fuse bulk rectifiers and surge limiting device 2 5 Efficiency ST50F ES ST40F ES provides an efficiency of gt 80 when measured at full load under 115V 60Hz and 230V 50Hz condition 3 OUTPUT CHARACTERISTICS 3 1 Normal Operation Output 3 1 1 ST50F ES Output Load Range ep 1 15V O 0 2A 20 0A a 5 100m E ease oo e ase o Maximum continuous total DC output power should not exceed 500W Maximum continuous combined load on 3 3VDC and 5VDC outputs shall not exceed 120W Maximum combined load on 12V outputs shall not exceed 400W When the 12V output is maximum rating 5V must reach 3A the output voltage can be within the specification When the 5V output is maximum rating 12V output rating must reach 11A the output voltage can be within the specification Strider Essential Seri
6. es AME 3 1 2 ST40F ES Output Load Range Ripple Maximum continuous total DC output power should not exceed 400W Maximum continuous combined load on 3 3VDC and 5VDC outputs shall not exceed 120W Maximum combined load on 12V outputs shall not exceed 300W When the 12V output is maximum rating 5V must reach 3A the output voltage can be within the specification When the 5V output is maximum rating 12V output rating must reach 9A the output voltage can be within the specification NOTE Noise test should be measured with 20 MHz bandwidth frequency oscilloscope The output terminal shall add a tantalum capacitor of 10uF in parallel with a ceramic capacitor of 0 1uF 3 2 Remote On Off Controlled mode The PSON signal is required to remotely turn on off the power supply PSON is an active low signal that turns on the output power rails When this is not pulled low by the system or left open the outputs except the 5VSB turn off This signal is pulled to a standby voltage by a pull up resistor internal to the power supply TTL level H 2 0 V 5 25 V L 0 0 V 1 0 V T Strider Essential Series AZ 3 3 Regulation The cross regulation defined as follows the output regulation should be within the specified range 3 3 1 ST50F ES 3 3 2 ST40F ES 3 4 Rise Time DC output rise time is less than 20 mS at nominal line and full load 3 5 Hold up Time DC 5V output maintains at least 8mS after
7. ge After all voltage are going appropriate level the system may have a turn on delay of 100mS but no greater than 500mS During power off the signal should go to low level before 5V is out of regulation The low level is 0 to 0 8V and high level is 4 75 to 5 25V The Power Good signal can drive up to 6 standard TTL loads 08 Time Diagram AC 5Vs PS ON OFF POWER ON i 5V OP T4 gt l i Tl T Power Good 2 Figure 1 T1 Turn on time 2 sec Max T2 Rise time lt 20mS Max T3 Power good turn on delay time 100 lt T3 lt 500 mS T4 Switch on time 0 5 sec Max T5 Power good turn off delay time 1 0 mS Min PS ON OFF T6 Power hold up time 8 mS Min Power on off cycle When the power supply is turned off for a minimum of 2 0 sec and turn on again the power good signal will be asserted 10 HARMONICS The product shall meet requirement for EN61000 3 2 amp EN61000 3 3 2003 standard of class D test at 230Vac 50Hz 11 POWER FACTOR The power supply with active power factor correction and meet the EN61000 3 2 standards The power factor is greater than 0 9 at 230V 50Hz Max load 12 MECHANICAL REQUIREMENTS 12 1 Physical Dimension 150 mm W x 86 mm H x 140mm D 12 2 Connectors M B 24PIN connector Orange Orange Blue Black Green Black Black Black White Red Red Red Red Black 3 3V 3 3Vsense 12VDC COM PS ON
8. s simultaneously present on the DC outputs Capacitive load uF 5V 10 000 10 000 10 000 10 000 4 PROTECTION 4 1 Input Protection In primary circuit of the power supply a protected fuse is inserted Only internal fault of the power supply will cause the fuse blown Any overload or short circuit at DC output will keep from fuse brown or fire hazard 4 2 Output Protection 4 2 1 Under voltage protection The 5V 3 3V DC output are protected against the under voltage condition Range value can t be exceed 3 3 3 7V at 5V terminal and 2 0 2 4V at 3 3V 4 2 2 Over Voltage Protection The 5V 12V 3 3V DC output are protected against the over voltage condition Maximum value can t be over 6 5V at 5V terminal and 15 5V at 12V 4 3V at 3 3V T Strider Essential Series AZ 4 2 3 Over Power Protection The power supply can be used electronic circuit to limit the output current against exceeding 60 of surge output power or protected against excessive power delivery since short circuit of any output or over total power at high line 4 2 4 Short Circuit Protection Short circuit placed on 5V 12V 3 3V 12V will latch off 5VSB will auto recovery 5 START STABILITY 5 1 No Load Start When power is applied to ST50F ES amp ST40F ES with no load connected or under minimum load connected neither damage to power supply nor hazards to users will occur 5 2 Cold Start The power supply shall operate properly when first
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