SLVAEI5A december   2019  – june 2023 TPS25830-Q1 , TPS25830A-Q1 , TPS25831-Q1 , TPS25840-Q1

 

  1.   1
  2.   TPS25830, TPS25831-Q1, and TPS25840-Q1 Short-to-Battery Application
  3.   Trademarks
  4. 1Introduction
  5. 2Short-to-Battery Conventional Application
    1. 2.1 External FET VBUS/DP_IN/DM-IN Short-to-VBAT Application
      1. 2.1.1 VBUS Short-to-VBAT Application
      2. 2.1.2 DP_IN/DM_IN Short-to-VBAT Application
      3. 2.1.3 VBUS /DP_IN/DP_IN Short-to-VBAT Application Summary
    2. 2.2 Without External FET VOUT/DP_IN/DM-IN Short-to-VBAT Application
      1. 2.2.1 VOUT/CSN Short-to-VBAT Application
      2. 2.2.2 DP_IN/DM_IN Short-to-VBAT Application
      3. 2.2.3 VOUT/DP_IN/DP_IN Short-to-VBAT Application Summary
    3. 2.3 CC1/CC2 Short-to-VBAT Application
  6. 3Short-to-Battery Special Application
    1. 3.1 External FET VBUS/DP_IN/DM-IN Short-to-VBAT Application
      1. 3.1.1 VBUS Short-to-VBAT Application
      2. 3.1.2 DP_IN/DM_IN Short-to-VBAT Application
      3. 3.1.3 VBUS/DP_IN/DM-IN Short-toVBAT Application Summary
    2. 3.2 Without External FET VOUT/DP_IN/DM-IN Short-to-VBAT Application
      1. 3.2.1 VOUT Short-to-VBAT Application
      2. 3.2.2 DP_IN/DM_IN Short-to-VBAT Application
      3. 3.2.3 VOUT /DP_IN/DM-IN Short-to-VBAT Application Summary
  7. 4Short-to-Battery Connect to TVS Application
    1. 4.1 VBUS Short-to-VBAT Connect to TVS Application
    2. 4.2 VOUT Short-to-VBAT Connect to TVS Application
    3. 4.3 DP/DM Short-to-VBAT Connect to TVS Application
    4. 4.4 CC1/CC2 Short-to-VBAT Connect to TVS Application
  8. 5Revision History

Abstract

In the automotive USB application system, USB port short to battery is a common issue, which can damage the equipment. This application report focuses on how to solve the problem of USB port short to battery through circuit design with TPS25830/31/40.