SLVUCS1A july   2023  – august 2023 TPS7H2140-SEP

 

  1.   1
  2.   Description
  3.   Features
  4.   4
  5. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  6. 2Hardware
    1. 2.1 Connection Descriptions
      1. 2.1.1 Connectors
    2. 2.2 Variable Resistors for CS and CL
      1. 2.2.1 Current Sense Resistor
      2. 2.2.2 Current Limit Resistors
    3. 2.3 Open-Load Detection Pull-Up Resistors
    4. 2.4 Connecting Channels In Parallel
  7. 3Implementation Results
    1. 3.1 Separated Output Results
      1. 3.1.1 Power Up and Power Down
      2. 3.1.2 Enable and Disable
      3. 3.1.3 Current Sensing
      4. 3.1.4 Load Step Effects Across Output Channels
      5. 3.1.5 Overcurrent Protection
    2. 3.2 Modified Configuration Results
      1. 3.2.1 Short-to-GND (Fast-Trip) Overcurrent
  8. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layouts
    3. 4.3 Bill of Materials
  9. 5Additional Information
    1.     Trademarks
  10. 6Related Documentation
  11. 7Revision History

Connectors

GUID-20230629-SS0I-J3QX-F3Z8-04JLB8BKQRPK-low.png TPS7H2140EVM
Table 2-1 Summary of Connectors and Test Points
Reference Designator Function
J1 (pin 1) IN Input voltage and current
J1 (pin 2) GND
J13 V_IO Input for IO voltage
J14 GND
J24 (pin 1) OUT1 Output voltage and current for channel 1
J24 (pin 2) GND
J25 (pin 1) OUT2 Output voltage and current for channel 2
J25 (pin 2) GND
J26 (pin 1) OUT3 Output voltage and current for channel 3
J26 (pin 2) GND
J27 (pin 1) OUT4 Output voltage and current for channel 4
J27 (pin 2) GND
TP1, J10 IN Test point
TP17, J16 OUT1
TP19, J17 OUT2
TP21, J18 OUT3
TP23, J19 OUT4
TP2, TP14, TP16, TP18, TP20, TP22, TP24 GND
TP3 EN1
TP4 EN2
TP5 EN3
TP6 EN4
TP7 THER
TP8 DIAG_EN
TP9 SEH
TP10 SEL
TP11 FAULT
TP12 CL
TP15, J15 CS
J2 V_IO - EN1 - GND Shunt for mode selection
J3 V_IO - EN2 - GND
J4 V_IO - EN3 - GND
J5 V_IO - EN4 - GND
J6 V_IO - THER - GND
J7 V_IO - DIAG_EN - GND
J8 V_IO - SEH - GND
J9 V_IO - SEL - GND
J11 CL - GND
J12 GND - GND_IC
J20 Open-load detection pull-up OUT1
J21 Open-load detection pull-up OUT2
J22 Open-load detection pull-up OUT3
J23 Open-load detection pull-up OUT4