SLUUCV7 December   2023 TPS1213-Q1

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  7. 2Hardware
    1. 2.1 General Configurations
      1. 2.1.1 Physical Access
      2. 2.1.2 Test Equipment and Setup
        1. 2.1.2.1 Power Supplies
        2. 2.1.2.2 Meters
        3. 2.1.2.3 Oscilloscope
        4. 2.1.2.4 Loads
  8. 3Implementation Results
    1. 3.1 Test Setup and Procedures
      1. 3.1.1 Startup in Low Power Mode
      2. 3.1.2 State Transition (LPM to Active Mode through Load Wakeup Trigger)
      3. 3.1.3 State Transition (LPM to Active Mode with LPMb Trigger)
      4. 3.1.4 Inrush Current Limit Test
      5. 3.1.5 Overload and Short Circuit Protection Test
  9. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layout
    3. 4.3 Bill Of Materials (BoM)
  10. 5Additional Information
    1.     Trademarks

2.1.1 Physical Access

Table 3-2 lists the TPS1213Q1EVM Evaluation Board input and output connector functionality. Table 3-3 and Table 3-4 describe the test point availability and the jumper functionality.

Table 2-2 Input and Output Connector Functionality
ConnectorLabelDescription
T1VINPower input connector to the positive rail of the input power supply
T3PGNDGround connection for the power supply
T2VOUTPower output connector to the positive side of the load
T4PGNDGround connection for the load
Table 2-3 Test Points Description
Test PointsLabelDescription
TP1G2GATE of the low power path MOSFET
TP2VINInput power supply to the EVM
TP3VOUTOutput from the EVM
TP4EN/UVLOEnable control (active high) and undervoltage input
TP5GATEGATE of the external main MOSFET
TP6TMRFault timer voltage
TP7VAUXAuxiliary supply to bias the LEDs
TP8INPControl input of main MOSFET
TP9LPMbLow power mode control input
TP10INP/Inversion of control input for main MOSFET
TP11LPMInversion of control input for the low power mode
TP12FLTbFault output
TP13WAKEOutput to indicate active mode
TP14, TP15PGNDPower ground
TP16GNDGround
TP17, TP18CAP_INSConnector to insert output capacitor
TP19SCP_TESTInternal short circuit comparator (SCP) diagnosis input
Table 2-4 Jumper and LED Descriptions
JumperLabelDescription
J1SCP_TESTInternal short circuit comparator (SCP) diagnosis input.
1-2 Position disables the diagnosis function.
J2LPM1-2 position forces the device to lower power mode.
J3TMRShort-circuit protection delay setting.
1-2 Position sets 1 ms delay.
3-4 Position sets 10 ms delay.
5-6 Position sets the controller in Latch-off mode.
J4ISCP/LWUShort-circuit protection threshold setting.
1-2 Position sets ISCP at 15 A and LWU at 11.5mA.
3-4 Position sets ISCP at 25 A and LWU at 17.5mA.
5-6 Position sets ISCP at 50 A and LWU at 35 mA.
J5BST1-2 position charges BST capacitor from the VIN.
D3
(RED – LED)		D3Fault indicator. LED turns ON for under-voltage fault, short-circuit fault and during SCP comparator diagnosis.
D4
(GREEN – LED)		D4LED turns ON when device enters into active mode.