EVBUM2338 - NCN51XX10GEVB Evaluation Board User`s Manual
Contents
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3. 23 mA ms to 1 95 mA ms Figure 6 KNX Bus Connector WWW onsemi com 6 NCN511010GEVB NCN512010GEVB NCN512110GEVB NCN513010GEVB Power Supplies The KNX transceiver provides the power from the bus for the complete application The evaluation board will provide the following voltages to the application VFILT This is an unregulated voltage resulting on a buffer capacitance after observing the bus current slope limits All other voltages are derived from this voltage If the application has sharp load transients on any voltage rail enough buffer capacitance must be placed on VFILT See the datasheet for more information V20V This is a linear regulated 20 V Since this voltage is derived from VFILT it may be that this voltage is lower than 20 V when the bus voltage is low or when during a load transient VFILT drops below 20 V For more information on this rail and the current limit see the datasheet 3V3 A 3V3 is provided from one DCDC convertor This voltage is also used as the supply for the transceiver Although VDD2 is capable of delivering 100 mA the maximum current capability will not always be usable One needs to make sure that the KNX bus power consumption stays within the KNX specification VDD2 This is a second power supply which can be used to drive external loads The voltage is programmable between 1 2 V NCN5110 NCN5121 NCN5130 or 3 3 V NCN5120 and 21 V by means of an external resistor divider
4. of 40 C to 105 C Ji 2 w NCN51xx Evaluation Board VA aN Figure 1 The NCN51XX10GEVB Evaluation Board Semiconductor Components Industries LLC 2015 November 2015 Rev 0 Publication Order Number EVBUM2338 D NCN511010GEVB NCN512010GEVB NCN512110GEVB NCN513010GEVB NCN51XX Description The NCN51XX10GEVB provides an evaluation board for ON Semiconductor KNX transceivers that can be easily connected to a prototype design Table 1 lists the available connectors on this board Electrical Characteristics Operating ranges define the limits for functional operation and parametric characteristics of the evaluation board Note that the functionality of the evaluation board Table 2 OPERATING RANGES Table 1 CONNECTOR DESCRIPTION OF THE NCN51XX10GEVB BOARD KNX Bus Connection J2 Interface Connector Interface Connector alternate outside these operating ranges is not guaranteed Operating outside the recommended operating ranges for extended periods of time may affect device reliability Output Voltage on J1 Pin 2 or J2 Pin 1 Note 2 Output Voltage on J1 Pin 24 or J2 Pin 23 Output Voltage on J1 Pin 4 or J2 Pin 3 1 Voltage indicates DC value With equalization and active pulse bus voltage must be between 11 V and 45 V 2 See Adjustable DC DC Converter page 7 for the limitations WWW onsemi com ooqnps preogijgsneq XXTSNONWIAdNWO 9A9q MQUOH
5. B NCN512110GEVB NCN513010GEVB Table 3 NCN51XX10NGEVB BILL OF MATERIALS nein oy Deep one peso mon monet Designator Qty Description NCN5110 NCN5120 NCN5121 NCN5130 Multilayer Ceramic X7R 10 V 1096 0402 Multilayer Ceramic X7R 50 V 1096 0603 t p UM C8 Multilayer Ceramic X7R 50 V 1096 0603 220 nF C O SMD Electrolytic Capacitor 35 V 20 8x10 100 uF C10 C12 C13 Multilayer Ceramic X7R 35 V 10 0603 2 Multilayer Ceramic X7R 25 V 20 1206 10 uF 1 A Schottky Rectifier SMA SS16T3G J Z U T D2 D3 R10 Thick Film Resistor 100 mW 5 0603 180k 39 ON Semiconductor KNX Transceiver NQFP 40 NCN5110 NCN5120 NCN5121 NCN5130 Crystal SMD 4 Pins 3 2 x 2 5 mm DNP 16 MHz C X ED EB Go Tt D4 1 400 Watt SMA Transient Voltage Suppressor 1SMA40CAT3G 40 V Bidirectional SMA J2 1 WR PHD Angled Pin Header Dual Row 24 Pins Wurth Elektronik 613 024 210 21 2 54 mm Pitch J3 1 EIB KNX Bus Coupler Unit Connector Dark Wago 243 211 Grey and Red J4 1 EIB KNX Bus Coupler Unit Pins 8 5 mm Ettinger 13 14 125 Length 5 75 mm pitch L1 L2 2 WE PD2SR SMD Shielded Power Inductor 220 uH 7 5x8 0 H1 1 Shorting Link Pitch 10 16 mm Height 9 mm Or Not Isolated Thick Film Resistor 100 mW 5 0603 120k 33k 120k m p LLL owe Bo 1 WWW onsemi com 4 NCN511010GEVB NCN512010GEVB NCN512110GEVB NCN513010GEVB SUAA 01U XX IGM2M Figure 4 Bot
6. H are registered trademarks of Semiconductor Components Industries LLC SCILLC or its subsidiaries in the United States and or other countries SCILLC owns the rights to a number of patents trademarks copyrights trade secrets and other intellectual property A listing of SCILLC s product patent coverage may be accessed at www onsemi com site pdf Patent Marking pdf SCILLC reserves the right to make changes without further notice to any products herein SCILLC makes no warranty representation or guarantee regarding the suitability of its products for any particular purpose nor does SCILLC assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation special consequential or incidental damages Typical parameters which may be provided in SCILLC data sheets and or specifications can and do vary in different applications and actual performance may vary over time All operating parameters including Typicals must be validated for each customer application by customer s technical experts SCILLC does not convey any license under its patent rights nor the rights of others SCILLC products are not designed intended or authorized for use as components in systems intended for surgical implant into the body or other applications intended to support or sustain life or for any other application in which the failure of the SCILLC product could create a situatio
7. NCN511010GEVB NCN512010GEVB NCN512110GEVB NCN513010GEVB NCN51XX10GEVB Evaluation Board User s Manual Introduction The NCN51XX10GEVB Evaluation Board is the ideal solution for developing your KNX application with an ON Semiconductor KNX transceiver The evaluation board contains the KNX transceiver which handles the transmission and reception of data on the bus It will also generate all necessary voltages to power the board and external loads The NCN51XX10GEVB Evaluation Board assures safe coupling to and decoupling from the KNX bus Bus monitoring warns the external microcontroller for loss of power so that critical data can be stored in time Features e 9 600 baud KNX Communication Speed e Supervision of KNX Bus Voltage e High Efficient 1 2 V to 21 V Selectable DC DC ay T EN aic D2 G ORS a Ww cx e 4 ET gt lt x opu ON Semiconductor WWW onsemi com EVAL BOARD USER S MANUAL e Converter to Drive External Loads e Monitoring of Power Regulators e No Additional Power Supply Required e Buffering of Sent Data Frames Extended Frames Supported e Selectable UART or SPI Interface to Host Controller e Selectable UART and SPI Baud Rate to Host Controller e Optional CRC on UART to the Host e Optional MARKER Character to the Host e Optional Direct Coupling of RxD and TxD to Host Analog Mode e Auto Polling Optional e Temperature Monitoring e Operating Temperature Range
8. ble issues See datasheet for more details on these two signals Voltage Supervisors On Semiconductor KNX transceivers have different voltage supervisors which can be read out through registers Please check the datasheet for more details Temperature Monitor The transceiver produces an over temperature warning TW and a thermal shutdown warning TSD which can be read out through resistors Please check the datasheet for more details WWW onsemi com 7 NCN511010GEVB NCN512010GEVB NCN512110GEVB NCN513010GEVB FAQ 1 Is this development board KNX Certified No only the transceiver is KNX Certified The development board may only be used for evaluation of the transceiver It is not allowed to use the development board in a final product or to sell it as a KNX Certified product Contact ON Semiconductor if you want to use the development board as a final product 2 What 3rd party companies do you recommend for the higher layer stacks ON Semiconductor does not recommend any 3 party company in particular Several 3rd party companies have KNX Certified stacks and it s always advised to use one of these stacks Some companies have experience with ON Semiconductor KNX transceivers Contact ON Semiconductor for more information 3 Can we freely reuse the schematic and layout of this development board It is allowed to reuse the schematic components and layout of the evaluation board for your own application Because t
9. he operating conditions of your design are not known by ON Semiconductor one must always fully verify the design even if it s based on this evaluation board Contact ON Semiconductor if additional information is required 4 Can we request ON Semiconductor to supply the higher layer stacks By no means will ON Semiconductor provide any higher layer stacks Certified higher layer stacks can be provided by 3rd party companies 5 How much load can the outputs drive The maximum allow load can be calculated with the formula as given in Adjustable DC DC Converter page x13 IDD2 defines the maximum load the outputs can drive in total 6 Is it possible to test all interfaces UART SPI Analog Mode with this evaluation board Yes the board can be used with all possible interfaces One has to be careful however when using the Analog Mode In the Analog Mode the digital of NCN5120 is bypassed If the microcontroller would force the RXD pin pin 29 high the transceiver would pull the KNX bus low continuously which could lead to issues 7 I m having issues with the voltage regulators whenever I m going above a certain current What could be the issue To be able to take more than 13 mA from the KNX bus one needs to pull the FANIN pin of NCN5120 low This can be done by shorting J5 add jumper See datasheet for more info on the FANIN pin Additionally there is a current limit on V20 3V3 VDD2 ON Semiconductor and the D
10. n where personal injury or death may occur Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application Buyer shall indemnify and hold SCILLC and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees arising out of directly or indirectly any claim of personal injury or death associated with such unintended or unauthorized use even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part SCILLC is an Equal Opportunity Affirmative Action Employer This literature is subject to all applicable copyright laws and is not for resale in any manner PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT Literature Distribution Center for ON Semiconductor 19521 E 32nd Pkwy Aurora Colorado 80011 USA Phone 303 675 2175 or 800 344 3860 Toll Free USA Canada Fax 303 675 2176 or 800 344 3867 Toll Free USA Canada Email orderlit onsemi com N American Technical Support 800 282 9855 Toll Free ON Semiconductor Website www onsemi com USA Canada Europe Middle East and Africa Technical Support Phone 421 33 790 2910 Japan Customer Focus Center Phone 81 3 5817 1050 Order Literature http www onsemi com orderlit For additional information please contact your local Sales Representative EVBUM2338 D
11. tom Layer Layout WWW onsemi com 5 NCN511010GEVB NCN512010GEVB NCN512110GEVB NCN513010GEVB 19 30 14 22 A 6 60 6 00 ad _ rum B t C1 e 12 85 nn GO r uM Cam ee B cuum j 2 54 51 05 Figure 5 PCB Dimensions General Overview Because the NCN5120 Development Board contains a KNX Certified KNX Transceiver no further details on KNX will be given in this document Detailed information on the ON Semiconductor Certified KNX Transceivers can be found in the NCN5110 NCN5120 NCN5121 NCN5130 datasheets www onsemi com Detailed information on the KNX Bus can be found on the KNX website and in the KNX standards www knx org KNX Bus Connection Connection to the KNX bus is done by means of J4 A standard Wago connector type 243 211 can be used for this see Figure 6 A reverse protection diode D1 Figure 2 is foreseen mandatory as also a Transient Voltage Suppressor D2 Figure 2 Minimum VBUS is 20 V see KNX standard IBUS is limited by the transceiver as well as the rate of change of IBUS This limitation is required by the KNX standard If the FANIN pin is open IBUS can maximum be 12 mA and change at 0 5 mA ms If the FANIN pin is shorted to ground IBUS can maximum be 24 mA and change at 1 mA ms For NCN5110 and NCN5130 the FANIN pin can also have a resistance to ground to set the current limit to any value between 6mA and 47 mA with an associated current slope limitation of 0
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