SLVUCE5A April   2022  – June 2022

 

  1.   TPS25981EVM: Evaluation Module for TPS25981 eFuse
  2.   Trademarks
  3. 1Introduction
    1. 1.1 EVM Features
    2. 1.2 EVM Applications
  4. 2Description
  5. 3Schematic
  6. 4General Configurations
    1. 4.1 Physical Access
    2. 4.2 Test Equipment and Setup
      1. 4.2.1 Power Supplies
      2. 4.2.2 Meters
      3. 4.2.3 Oscilloscope
      4. 4.2.4 Loads
  7. 5Test Setup and Procedures
    1. 5.1 Hot-Plug Test
    2. 5.2 Overcurrent Test
    3. 5.3 Output Hot-Short Test
    4. 5.4 Wakeup into Short Test
    5. 5.5 Overvoltage Test
  8. 6EVAL Board Assembly Drawings and Layout Guidelines
    1. 6.1 PCB Drawings
  9. 7Bill Of Materials (BoM)
  10. 8Revision History

5 Test Setup and Procedures

In this user's guide section, the test procedure is described for TPS25981EVM testing.

Make sure the evaluation board has default jumper settings as shown in Table 5-1.

Table 5-1 Default Jumper Setting for TPS25981EVM eFuse Evaluation Board

J1

J10

J15

J12

J13

5-6

3-4

3-4

7-8

2-3

Figure 5-1 TPS25981EVM Setup with Test Equipment

Follow these instructions before starting any test and repeat again before moving to the next test:

  • Set the power supply output (VIN) to zero volts.
  • Turn ON the power supply and set the power supply output (VIN) to 12 V, current limit = 12 A.
  • Turn OFF the power supply.
  • Set the jumper setting on EVM to default position as shown in Table 5-1.