SNVU915 August   2024 LMG2100R026

 

  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
    5.     General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines
  7. 2Hardware
    1. 2.1 Test Points
      1. 2.1.1 Key Connections
        1. 2.1.1.1 Connect a Supply to J3 Connector
        2. 2.1.1.2 PWM Input
        3. 2.1.1.3 J1 Connector: Power Supply
    2. 2.2 Power-Up Procedure
      1. 2.2.1 Step 1: Driver Bias Supply
      2. 2.2.2 Step 2: Input Supply
      3. 2.2.3 Step 3: Measure SW Voltage
      4. 2.2.4 Setting Dead-Time
    3. 2.3 Power-Down Procedure
    4. 2.4 Assembly Guidelines
  8. 3Implementation Results
    1. 3.1 Electrical Performance Specifications
      1. 3.1.1 Evaluation Setup
      2. 3.1.2 Performance Data and Results
  9. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layouts
    3. 4.3 Bill of Materials
  10. 5Additional Information
    1. 5.1 Trademarks

3.1.2 Performance Data and Results

Switching node behavior for 48V-24V 20A Buck at 200kHz and Rbst = 3ohm (between HB-HS)

LMG2100EVM-097 SW Node Behavior Showing the Dead Time and the OvershootFigure 3-4 SW Node Behavior Showing the Dead Time and the Overshoot
LMG2100EVM-097 SW Voltage Rise (Without External Isolated Supply on HB-HS)Figure 3-5 SW Voltage Rise (Without External Isolated Supply on HB-HS)
LMG2100EVM-097 SW Voltage Rise (With External Isolated Supply on HB-HS)Figure 3-6 SW Voltage Rise (With External Isolated Supply on HB-HS)
LMG2100EVM-097 SW Voltage FallFigure 3-7 SW Voltage Fall
Note: Visit the E2E forum Gallium Nitride Solutions for more information regarding LMG2100R026 or LMG2100 hard-switched EVM.