SLUSDC0D
October 2018 – November 2024
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Power Ratings
5.6
Insulation Specifications
5.7
Safety Limiting Values
5.8
Electrical Characteristics
5.9
Timing Requirements
5.10
Switching Characteristics
5.11
Insulation Characteristics Curves
5.12
Typical Characteristics
6
Parameter Measurement Information
6.1
Propagation Delay and Pulse Width Distortion
6.2
Rising and Falling Time
6.3
Input and Enable Response Time
6.4
Programable Dead Time
6.5
Power-Up UVLO Delay to OUTPUT
6.6
CMTI Testing
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
VDD, VCCI, and Under Voltage Lock Out (UVLO)
7.3.2
Input and Output Logic Table
7.3.3
Input Stage
7.3.4
Output Stage
7.3.5
Diode Structure in UCC21530-Q1
7.4
Device Functional Modes
7.4.1
Enable Pin
7.4.2
Programmable Dead Time (DT) Pin
7.4.2.1
DT Pin Tied to VCC
7.4.2.2
DT Pin Connected to a Programming Resistor between DT and GND Pins
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Designing INA/INB Input Filter
8.2.2.2
Select Dead Time Resistor and Capacitor
8.2.2.3
Gate Driver Output Resistor
8.2.2.4
Estimate Gate Driver Power Loss
8.2.2.5
Estimating Junction Temperature
8.2.2.6
Selecting VCCI, VDDA/B Capacitor
8.2.2.6.1
Selecting a VCCI Capacitor
8.2.2.7
Other Application Example Circuits
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
Component Placement Considerations
10.1.2
Grounding Considerations
10.1.3
High-Voltage Considerations
10.1.4
Thermal Considerations
10.2
Layout Example
11
Device and Documentation Support
11.1
Third-Party Products Disclaimer
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Receiving Notification of Documentation Updates
11.4
Support Resources
11.5
Trademarks
11.6
Glossary
12
Revision History
13
Mechanical, Packaging, and Orderable Information
Data Sheet
UCC21530 4A, 6A, 5.7kV
RMS
Isolated Dual-Channel Gate Driver With 3.3mm Channel-to-Channel Spacing