JAJSK93
November 2020
TPS27SA08
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
Device Summary Table
6
Pin Configuration and Functions
6.1
Recommended Connections for Unused Pins
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Switching Characteristics
7.7
SNS Timing Characteristics
7.8
Typical Characteristics
8
Parameter Measurement Information
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Protection Mechanisms
9.3.1.1
Thermal Shutdown
9.3.1.2
Current Limit
9.3.1.2.1
Current Limit Foldback
9.3.1.2.2
Undervoltage Lockout (UVLO)
9.3.1.2.3
VBB during Short-to-Ground
9.3.1.3
Energy Limit
9.3.1.4
Voltage Transients
9.3.1.4.1
Driving Inductive and Capacitive Loads
9.3.1.5
Reverse supply
9.3.1.6
Fault Event – Timing Diagrams
9.3.2
Diagnostic Mechanisms
9.3.2.1
VOUT Short-to-supply and Open-Load
9.3.2.1.1
Detection With Switch Enabled
9.3.2.1.2
Detection With Switch Disabled
9.3.2.2
SNS Output
9.3.2.2.1
RSNS Value
9.3.2.2.1.1
High Accuracy Load Current Sense
9.3.2.2.1.2
SNS Output Filter
9.3.2.3
ST Pin
9.3.2.4
Fault Indication and SNS Mux
9.3.2.5
Resistor Sharing
9.3.2.6
High-Frequency, Low Duty-Cycle Current Sensing
9.4
Device Functional Modes
9.4.1
Off
9.4.2
Standby
9.4.3
Diagnostic
9.4.4
Standby Delay
9.4.5
Active
9.4.6
Fault
10
Application and Implementation
10.1
Application Information
10.1.1
Ground Protection Network
10.1.2
Interface With Microcontroller
10.1.3
I/O Protection
10.1.4
Inverse Current
10.1.5
Loss of GND
10.1.6
Thermal Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Thermal Considerations
10.2.2.2
Diagnostics
10.2.2.2.1
Selecting the RISNS Value
10.2.3
Application Curves
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
Device Support
13.1.1
Related Documentation
13.2
Trademarks
13.3
静電気放電に関する注意事項
13.4
用語集
14
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)
PWP|16
MPDS371A
サーマルパッド・メカニカル・データ
PWP|16
PPTD352A
発注情報
jajsk93_oa
jajsk93_pm
13.1
Device Support