SLVUCX4 October   2024

 

  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 EVM Connections
    2. 2.2 Test Equipment
    3. 2.3 EVM Setup
      1. 2.3.1 Input Connections
      2. 2.3.2 Output Connections
      3. 2.3.3 Heat Sink Setup
  8. 3Implementation Results
    1. 3.1 Test Data and Performance Curves
      1. 3.1.1 Efficiency and Load Regulation Performance
      2. 3.1.2 Waveforms and Plots
      3. 3.1.3 EMI Performance
      4. 3.1.4 Thermal Performance
  9. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layout
    3. 4.3 Bill of Materials
  10. 5Additional Information
    1. 5.1 Trademarks
  11. 6Device and Documentation Support
    1. 6.1 Device Support
      1. 6.1.1 Development Support
        1. 6.1.1.1 Custom Design With WEBENCH® Tools
    2. 6.2 Documentation Support
      1. 6.2.1 Related Documentation

1.3 Specification

Unless otherwise indicated, VIN = 12V, VOUT = 3.3V, IOUT = 12A and fSW = 2.1MHz.

Table 1-1 Electrical Performance Specifications
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
INPUT CHARACTERISTICS
Input supply voltage range VIN range 6(2) 36 V
VIN_EMI range 12 36 V
Input current Input current at VIN 12 A
Input current at VIN_EMI 8 A
OUTPUT CHARACTERISTICS(1)
Output voltage Default output is 3.3V 3.234 3.3 3.366 V
Output current 0 12 A
SYSTEM CHARACTERISTICS
Default switching frequency, fSW 2.1 MHz

Efficiency

VIN = 12V, IOUT = 8A

VOUT = 3.3V

90.9

%
Full-load efficiency VIN = 12V, IOUT = 12A 87

%
VIN = 24V, IOUT = 12A 83.2
(1) Default output voltages and switching frequency are 3.3V and 2.1MHz, respectively.
(2) The EVM operates when the input voltage is in the range of 3V to 6V, but enters a dropout mode if there is insufficient input voltage to regulate output voltages.