SLVS543R
August 2004 – October 2023
TL431
,
TL432
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Thermal Information
7.4
Recommended Operating Conditions
7.5
Electrical Characteristics, TL431C, TL432C
7.6
Electrical Characteristics, TL431I, TL432I
7.7
Electrical Characteristics, TL431Q, TL432Q
7.8
Electrical Characteristics, TL431AC, TL432AC
7.9
Electrical Characteristics, TL431AI, TL432AI
7.10
Electrical Characteristics, TL431AQ, TL432AQ
7.11
Electrical Characteristics, TL431BC, TL432BC
7.12
Electrical Characteristics, TL431BI, TL432BI
7.13
Electrical Characteristics, TL431BQ, TL432BQ
7.14
Typical Characteristics
8
Parameter Measurement Information
8.1
Temperature Coefficient
8.2
Dynamic Impedance
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.4
Device Functional Modes
9.4.1
Open Loop (Comparator)
9.4.2
Closed Loop
10
Applications and Implementation
10.1
Application Information
10.2
Typical Applications
10.2.1
Comparator With Integrated Reference
10.2.1.1
Design Requirements
10.2.1.2
Detailed Design Procedure
10.2.1.2.1
Basic Operation
10.2.1.2.1.1
Overdrive
10.2.1.2.2
Output Voltage and Logic Input Level
10.2.1.2.2.1
Input Resistance
10.2.1.3
Application Curve
10.2.2
Shunt Regulator/Reference
10.2.2.1
Design Requirements
10.2.2.2
Detailed Design Procedure
10.2.2.2.1
Programming Output/Cathode Voltage
10.2.2.2.2
Total Accuracy
10.2.2.2.3
Stability
10.2.2.2.4
Start-Up Time
10.2.2.3
Application Curve
10.3
System Examples
10.4
Power Supply Recommendations
10.5
Layout
10.5.1
Layout Guidelines
10.5.2
Layout Example
11
Device and Documentation Support
11.1
Device Nomenclature
11.2
Related Links
11.3
Receiving Notification of Documentation Updates
11.4
Support Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
D|8
MSOI002K
PW|8
MPDS568
PK|3
MHSI001B
LP|3
MSOT002D
PS|8
MSOP001A
DCK|6
MPDS114C
DBV|5
MPDS018S
P|8
MPDI001B
DBZ|3
MPDS108E
Thermal pad, mechanical data (Package|Pins)
PK|3
PPTD070
PS|8
QFND376
DCK|6
QFND228B
Orderable Information
slvs543r_oa
slvs543r_pm
7
Specifications