SLUUBG8C November   2018  – October 2021 UCC20520 , UCC21320-Q1 , UCC21520 , UCC21520-Q1 , UCC21521 , UCC21530

 

  1.   Trademarks
  2. Introduction
  3. Description
  4. Features
    1. 3.1 I/O Description
    2. 3.2 Jumpers (Shunt) Setting
  5. Electrical Specifications
  6. Test Summary
    1. 5.1 Definitions
    2. 5.2 Equipment
      1. 5.2.1 Power Supplies
      2. 5.2.2 Function Generators
    3. 5.3 Equipment Setup
      1. 5.3.1 DC Power Supply Settings
      2. 5.3.2 Digital Multi-Meter Settings
      3. 5.3.3 Two-Channel Function Generator Settings
      4. 5.3.4 Oscilloscope Setting
      5. 5.3.5 Jumper (Shunt) Settings
      6. 5.3.6 Bench Setup Diagram
  7. Power-Up and Power-Down Procedure
    1. 6.1 Power Up
    2. 6.2 Power Down
  8. Test Waveforms (CL=0pF) With Different DT Configurations
    1. 7.1 DT Connected to VCCI (J-DT Option B in Table 1-1 )
    2. 7.2 DT Pin Floating or Left Open (J-DT Option A in Table 1-1 )
    3. 7.3 DT Pin Connected to RDT (J-DT Option C in Table 1-1 )
  9. Schematic
  10. Layout Diagrams
  11. 10List of Materials
  12. 11Revision History

I/O Description

Table 3-1 Jumpers Setting
PINS DESCRIPTION
J1–VCCI VCCI positive
J1-INA INA/PWM signal
J1–GND VCCI ground
J2–VCCI VCCI positive
J2-INB INB signal
J2–GND VCCI ground
J3-VCCI VCCI positive
J3-EN/DIS Enable/Disable signal
J3–GND VCCI ground
J4–VCCI VCCI positive
J4-DT Dead-time programming pin
J4-R2 Connects to trimmer potentiometer
TP1 Primary VCC input
TP2/TP4/TP6/TP8/TP10 Primary Ground input
TP3 INA/PWM signal input
TP5 INB signal input
TP7 EN/DIS signal input
TP9 Dead-time programing
TP17 VDDA secondary side supply
TP18 OUTA driver output
TP19 VSSA secondary side ground
TP20 VDDB secondary side supply
TP21 OUTB driver output
TP22 VSSB secondary side ground