SNOSDF5
September 2023
LM74700D-Q1
PRODUCTION DATA
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
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
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Design Considerations
10.2.2.2
MOSFET Selection
10.2.2.3
Charge Pump VCAP, Input and Output Capacitance
10.2.3
Selection of TVS Diodes for 12-V Battery Protection Applications
10.2.4
Selection of TVS Diodes and MOSFET for 24-V Battery Protection Applications
10.2.5
Application Curves
10.2.6
OR-ing Application Configuration
10.3
Power Supply Recommendations
10.4
Layout
10.4.1
Layout Guidelines
10.4.2
Layout Example
11
Device and Documentation Support
11.1
Receiving Notification of Documentation Updates
11.2
Support Resources
11.3
Trademarks
11.4
Electrostatic Discharge Caution
11.5
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
D|8
MSOI002K
Thermal pad, mechanical data (Package|Pins)
Orderable Information
snosdf5_oa
snosdf5_pm
7
Typical Characteristics
A.
Figure 7-1
Shutdown Supply Current vs Supply Voltage
A.
Figure 7-3
Enable Sink Current vs Supply Voltage
A.
Figure 7-5
Charge Pump Current vs Supply Voltage at VCAP = 6 V
A.
Figure 7-7
Charge Pump V-I Characteristics at ANODE = 3.2 V
A.
Figure 7-9
Reverse Current Blocking Delay vs Temperature
A.
Figure 7-11
Enable to Gate Delay vs Temperature
A.
Figure 7-13
Charge Pump UVLO Threshold vs Temperature
A.
Figure 7-15
Gate Current vs Forward Voltage Drop
A.
Figure 7-2
Operating Quiescent Current vs Supply Voltage
A.
Figure 7-4
CATHODE Sink Current vs Supply Voltage
A.
Figure 7-6
Charge Pump V-I Characteristics at ANODE > = 12 V
A.
Figure 7-8
Enable Falling Threshold vs Temperature
A.
Figure 7-10
Forward Recovery Delay vs Temperature
A.
Figure 7-12
Charge Pump ON/OFF Threshold vs Temperature
A.
Figure 7-14
ANODE POR Threshold vs Temperature