Texas Instruments TPS25921XEVM-637 User Manual Download Page 11 | Manualshive

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EVM Assembly Drawings and Layout Guidelines

5

EVM Assembly Drawings and Layout Guidelines

5.1

PCB Drawings

through

show component placement and layout of the EVM.

Figure 5. Top Side Placement

11

SLUUB50 – August 2014

TPS25921X-637EVM: Evaluation Module for TPS25921X

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Copyright © 2014, Texas Instruments Incorporated

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Summary of Contents for TPS25921XEVM-637

Page 1: ...als BOM 14 List of Figures 1 TPS25921X EVM Schematic 4 2 EVM Setup with Test Equipment 7 3 J3 No Jumper Current Limit 1 5 A Test Auto Retry CH1 10 4 J7 No Jumper Current Limit 1 5A Test with Latch CH2...

Page 2: ...voltage turn off threshold UVLO 4 2 V TYP 0 5 A to 1 5 A programmable current limit Programmable undervoltage lockout overvoltage Programmable VOUT slew rate Latched off TPS25921LD Auto retry TPS2592...

Page 3: ...h current demand from the load S1 and S2 allow U1 and U2 respectively to be RESET or disabled A power good PG indicator is provided by D3 D7 for CH1 and CH2 respectively and circuit faults can be obse...

Page 4: ...00k R11 0 47 F C9 95 3k R12 VIN 4 5V 18V IIN 0 4A 1 6A VOUT 2 4 5V 18V IOUT 2 0 4A 1 6A Red D7 D6 J6 J5 24 9k R13 DNP 4 7 F C12 TP21 GND 1 SS 2 EN UVLO 3 VIN 4 OUT 5 FLTb 6 ILIM 7 OVP 8 U2 TPS25921LD...

Page 5: ...t Points Label Description CH1 TP6 VIN1 CH1 Input power supply to the EVM TP3 EN1 CH1 Active high enable and under voltage input TP22 OVP1 CH1 Active high overvoltage input TP10 IMON1 CH1 Current moni...

Page 6: ...so forth CH1 and CH2 power good indicator This LED turns on from D4 Green D4 VOUT1 if the jumper is installed in position 2 3 VOUT2 if the jumper is installed in position 1 2 4 2 Test Equipment and S...

Page 7: ...S H I F T E N T E R R U N DG ER F I A J BK C L 7M 8N 9O DG DG DG DG T 3U 0V W X Y Z T A B U T I L I Z A T I O N H U B M A U N I C 2 B N C 4 M b s Oscilloscope xx xx xx xx x x xx xx x x Texas Instrume...

Page 8: ...N2 TP19 12 0 5 VDC EN1 TP3 3 84 0 3 VDC EN2 TP16 3 84 0 3 VDC OVP1 TP22 0 988 0 2 VDC OVP2 TP23 0 988 0 2VDC VOUT1 TP5 12 0 5 VDC VOUT2 TP16 12 0 5 VDC FLTb1 TP4 10 6 0 6 VDC FLTb2 TP17 10 6 0 6VDC 0...

Page 9: ...TP5 VOUT1 TP18 VOUT2 Channel 2 5 V div TP6 VIN1 TP19 VIN2 Channel 4 1 A div Input current into J1 ve wire Input current into J5 ve wire Trigger source Channel 4 Trigger level 0 6 A 0 1 A Trigger pola...

Page 10: ...hed off mode and that the FLTb2 RED LED D7 turns ON as shown in Figure 4 The level of the current pulse should match with the load current limit based on the respective jumper setting as shown in Tabl...

Page 11: ...Layout Guidelines 5 1 PCB Drawings Figure 5 through Figure 7 show component placement and layout of the EVM Figure 5 Top Side Placement 11 SLUUB50 August 2014 TPS25921X 637EVM Evaluation Module for TP...

Page 12: ...y Drawings and Layout Guidelines www ti com Figure 6 Top Layer 12 TPS25921X 637EVM Evaluation Module for TPS25921X SLUUB50 August 2014 Submit Documentation Feedback Copyright 2014 Texas Instruments In...

Page 13: ...VM Assembly Drawings and Layout Guidelines Figure 7 Bottom Layer 13 SLUUB50 August 2014 TPS25921X 637EVM Evaluation Module for TPS25921X Submit Documentation Feedback Copyright 2014 Texas Instruments...

Page 14: ...1 0 125W 0805 0805 CRCW080595K3FKEA Vishay Dale R4 R15 2 45 3k RES 45 3k ohm 1 0 125W 0805 0805 CRCW080545K3FKEA Vishay Dale R5 R14 2 34 8k RES 34 8k ohm 1 0 125W 0805 0805 CRCW080534K8FKEA Vishay Dal...

Page 15: ...Manufacturer C17 C18 2 1000pF CAP CERM 1000pF 50V 10 X7R 0805 0805 08055C102KAT2A AVX FID1 FID2 FID3 0 Fiducial mark There is nothing to buy or mount Fiducial N A N A R3 R13 0 24 9k RES 24 9k ohm 1 0...

Page 16: ...dling and use of EVMs and if applicable compliance in all respects with such laws and regulations 10 User has sole responsibility to ensure the safety of any activities to be conducted by it and its e...

Page 17: ...his equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Opera...

Page 18: ...age et ayant un gain admissible maximal et l imp dance requise pour chaque type d antenne Les types d antenne non inclus dans cette liste ou dont le gain est sup rieur au gain maximal indiqu sont stri...

Page 19: ...sponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related inf...

Page 20: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS25921EVM 637...

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