JAJSR77
September 2023
UCC21738-Q1
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
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
Power Ratings
6.6
Insulation Specifications
6.7
Safety Limiting Values
6.8
Electrical Characteristics
6.9
Switching Characteristics
6.10
Insulation Characteristics Curves
6.11
Typical Characteristics
7
Parameter Measurement Information
7.1
Propagation Delay
7.1.1
Regular Turn-OFF
7.2
Input Deglitch Filter
7.3
Active Miller Clamp
7.3.1
External Active Miller Clamp
7.4
Undervoltage Lockout (UVLO)
7.4.1
VCC UVLO
7.4.2
VDD UVLO
7.5
Overcurrent (OC) Protection
7.5.1
OC Protection with Soft Turn-OFF
7.6
ASC Support
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Power Supply
8.3.2
Driver Stage
8.3.3
VCC and VDD Undervoltage Lockout (UVLO)
8.3.4
Active Pulldown
8.3.5
Short Circuit Clamping
8.3.6
External Active Miller Clamp
8.3.7
Overcurrent and Short Circuit Protection
8.3.8
Soft Turn-off
8.3.9
Fault (FLT), Reset, and Enable (RST/EN)
8.3.10
ASC Support and APWM Monitor
8.4
Device Functional Modes
9
Applications and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Input Filters for IN+, IN-, and RST/EN
9.2.2.2
PWM Interlock of IN+ and IN-
9.2.2.3
FLT, RDY, and RST/EN Pin Circuitry
9.2.2.4
RST/EN Pin Control
9.2.2.5
Turn-On and Turn-Off Gate Resistors
9.2.2.6
External Active Miller Clamp
9.2.2.7
Overcurrent and Short Circuit Protection
9.2.2.7.1
Protection Based on Power Modules with Integrated SenseFET
9.2.2.7.2
Protection Based on Desaturation Circuit
9.2.2.7.3
Protection Based on Shunt Resistor in Power Loop
9.2.2.8
Higher Output Current Using an External Current Buffer
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
サード・パーティ製品に関する免責事項
12.2
Documentation Support
12.2.1
Related Documentation
12.3
ドキュメントの更新通知を受け取る方法
12.4
サポート・リソース
12.5
Trademarks
12.6
静電気放電に関する注意事項
12.7
用語集
13
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
DW|16
MSOI003I
サーマルパッド・メカニカル・データ
DW|16
QFND505A
発注情報
jajsr77_oa
9.2.3
Application Curves
Figure 9-12
PWM Input (yellow) and Driver Output (blue) Rising Edge
Figure 9-13
PWM Input (yellow) and Driver Output (blue) Falling Edge