ZHCSHV4G
October 2017 – December 2020
LM74700-Q1
PRODMIX
1
特性
2
应用
3
说明
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
7
Typical Characteristics
8
Parameter Measurement Information
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Input Voltage
9.3.2
Charge Pump
9.3.3
Gate Driver
9.3.4
Enable
9.4
Device Functional Modes
9.4.1
Shutdown Mode
9.4.2
Conduction Mode
9.4.2.1
Regulated Conduction Mode
9.4.2.2
Full Conduction Mode
9.4.2.3
Reverse Current Protection Mode
10
Application and Implementation
10.1
Application Information
10.1.1
Typical Application
10.1.1.1
Design Requirements
10.1.1.2
Detailed Design Procedure
10.1.1.2.1
Design Considerations
10.1.1.2.2
MOSFET Selection
10.1.1.2.3
Charge Pump VCAP, input and output capacitance
10.1.1.3
Selection of TVS Diodes for 12-V Battery Protection Applications
10.1.1.4
Selection of TVS Diodes and MOSFET for 24-V Battery Protection Applications
10.1.1.5
Application Curves
10.2
OR-ing Application Configuration
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
接收文档更新通知
13.2
支持资源
13.3
Trademarks
13.4
静电放电警告
13.5
术语表
14
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
DDF|8
MPDS569B
DBV|6
MPDS026O
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcshv4g_oa
zhcshv4g_pm
7
Typical Characteristics
Figure 7-1
Shutdown Supply Current vs Supply Voltage
Figure 7-3
Enable Sink Current vs Supply Voltage
Figure 7-5
Charge Pump Current vs Supply Voltage at VCAP = 6 V
Figure 7-7
Charge Pump V-I Characteristics at VANODE = 3.2 V
Figure 7-9
Reverse Current Blocking Delay vs Temperature
Figure 7-11
Enable to Gate Delay vs Temperature
Figure 7-13
Charge Pump UVLO Threshold vs Temperature
Figure 7-15
Gate Current vs Forward Voltage Drop
Figure 7-2
Operating Quiescent Current vs Supply Voltage
Figure 7-4
CATHODE Sink Current vs Supply Voltage
Figure 7-6
Charge Pump V-I Characteristics at VANODE > = 12 V
Figure 7-8
Enable Falling Threshold vs Temperature
Figure 7-10
Forward Recovery Delay vs Temperature
Figure 7-12
Charge Pump ON/OFF Threshold vs Temperature
Figure 7-14
VANODE POR Threshold vs Temperature