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UCC27444-Q1 20-V, 4-A Dual-Channel Low-Side Gate Driver with –5-V Input Capability For Automotive Applications
SLUSET2A
may 2022 – july 2023
UCC27444-Q1
PRODUCTION DATA
CONTENTS
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UCC27444-Q1 20-V, 4-A Dual-Channel Low-Side Gate Driver with –5-V Input Capability For Automotive Applications
1
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Switching Characteristics
6.7
Timing Diagrams
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Operating Supply Current
7.3.2
Input Stage
7.3.3
Enable Function
7.3.4
Output Stage
7.3.5
Low Propagation Delays and Tightly Matched Outputs
7.4
Device Functional Modes
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
VDD and Power On Reset
8.2.2.2
Drive Current and Power Dissipation
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Considerations
11
Device and Documentation Support
11.1
Third-Party Products Disclaimer
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
D|8
MSOI002K
DGN|8
MPDS046G
Thermal pad, mechanical data (Package|Pins)
DGN|8
PPTD388A
Orderable Information
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Data Sheet
UCC27444-Q1
20-V, 4-A Dual-Channel Low-Side Gate Driver with –5-V Input Capability For Automotive Applications
1
Features
Qualified for automotive applications
AEC-Q100 qualified with the following results:
Device temperature grade 1: –40°C to +125°C ambient operating temperature range
Device HBM ESD classification level H2
Device CDM ESD classification level C6
Typical 4-A peak source and sink drive current for each channel
INA and INB input pins capable of handling –5 V
Absolute maximum VDD voltage 20 V
Wide VDD operating range from 4.5 V to 18 V
Two independent gate drive channels
Independent enable function for each output
Fast propagation delays (18-ns typical)
Fast rise and fall times (11-ns and 7-ns typical)
1-ns typical delay matching between the two channels
SOIC8 and VSSOP8
PowerPAD™
package options
Operating junction temperature range of –40°C to 125°C
