SLUUD88B April   2025  – March 2026

 

  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. 1.5 Pin Configuration and Functions
  7. 2Hardware
    1. 2.1 EVM Setup and Operation
      1. 2.1.1 Recommended Test Equipment
      2. 2.1.2 External Connections for Easy Evaluation
        1. 2.1.2.1 Connecting Test Equipment
      3. 2.1.3 Powering the EVM
    2. 2.2 Test Points
    3. 2.3 Oscilloscope Probe Points
  8. 3Implementation Results
    1. 3.1 Performance Data
      1. 3.1.1 Efficiency Data
      2. 3.1.2 Regulation Data
      3. 3.1.3 Steady State Input Current
      4. 3.1.4 Start-up Waveforms
      5. 3.1.5 Output Ripple
      6. 3.1.6 Shutdown
      7. 3.1.7 Thermal Performance
  9. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 Assembly and Printed Circuit Board (PCB) Layout
    3. 4.3 Bill of Materials (BOM)
  10. 5Additional Information
    1. 5.1 Trademarks
  11. 6Revision History

1.3 Specification

Table 1-2 UCC34141EVM-116 Electrical Characteristics
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
INPUT CHARACTERISTICS
VIN Input voltage range PVDD=1.5W 8.5 12 20 V
VIN_ON Input voltage on PVDD=PVEE=0W 5.5 V
VIN_OFF Input voltage off PVDD=PVEE=0W 4.65 V
EN to /PG delay IVDD=IVEE=0mA 5 ms
OUTPUT CHARACTERISTICS
VDD DC full load set-point 8.5V<VIN<20V, IVDD=83mA 17.6 18.0 18.3 V
IVDD VDD load current range 8.5V<VIN<20V 0 83 mA
PMAX Maximum output power IVDD=83mA, IVEE=0mA 1.5 W
VEE DC full load set-point 6V<VIN<20V, IVEE=65mA -4.89 -5.00 -5.11 V
IVEE VEE load current 6V<VIN<20V, PVDD=0W 0 65 mA
SYSTEM CHARACTERISTICS
FSW Switching frequency VIN=6.5V, no load 27.4 MHz
VIN=9V, no load 22.3
VIN=17V, no load 16.3
TMAX

Maximum temperature rise above ambient

(TC-TA), TA=21°C		 VIN=10V, IVDD=84mA, IVEE=0mA 46.5 °C
VIN=12V, IVDD=84mA, IVEE=0mA 51
VIN=20V, IVDD=84mA, IVEE=0mA 73.5