SLVU179B October   2006  – February 2022 TPS51117

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Description
    2. 1.2 Features
    3. 1.3 Operating Specification
    4. 1.4 Schematic
  3. 2Test Setup
    1. 2.1 Test Equipment
    2. 2.2 Test Points
    3. 2.3 Recommended Test Setup
    4. 2.4 Standard Test Procedures
      1. 2.4.1 Line/Load Regulation
      2. 2.4.2 Output Ripple Measurement
  4. 3Performance Data and Typical Characteristic Curves
  5. 4Board Layout Using TPS51117RGY (QFN 14)
  6. 5List of Materials
  7. 6Revision History

2.2 Test Points

Table 2-1 Test Point Functions
TEST POINTSNAMEDESCRIPTION
TP1DRVHHigh-side gate drive
TP2 (NP)TONOn-time / frequency measurement
TP3PGOODPower good
TP4LLHigh-side gate driver return / anode for overcurrent comparator
TP5DRVLLow-side gate drive
TP6TRIPOvercurrent trip point set input
TP7 (NP)FBFeedback input
TP85V5-V supply voltage
TP9V5DRV5-V power supply input for FET gate drivers
TP10EN_PSVEnable power save
TP11 (NP)GNDGround
TP12GNDGround
TP13VBATVIN supply voltage
TP14GNDGround
TP15GNDGround
TP16VOUTOutput voltage
T17GNDGround
TP18GNDGround
TP19 (NP)GNDGround