SLVS238L
August 1999 – November 2024
TL331
,
TL331B
,
TL391B
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
Pin Functions
5
Specifications
5.1
Absolute Maximum Ratings, TL331 and TL331K
5.2
Absolute Maximum Ratings, TL331B and TL391B
5.3
ESD Ratings - TL331B and TL391B
5.4
ESD Ratings, TL331 and TL331K
5.5
Recommended Operating Conditions, TL331B and TL391B
5.6
Recommended Operating Conditions, TL331 and TL331K
5.7
Thermal Information
5.8
Electrical Characteristics, TL331B and TL391B
5.9
Switching Characteristics, TL331B and TL391B
5.10
Electrical Characteristics, TL331 and TL331K
5.11
Switching Characteristics, TL331 and TL331K
5.12
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.4
Device Functional Modes
6.4.1
Voltage Comparison
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Input Voltage Range
7.2.2.2
Minimum Overdrive Voltage
7.2.2.3
Output and Drive Current
7.2.2.4
Response Time
7.2.3
Application Curves
7.2.4
ESD Protection
7.2.5
Power Supply Recommendations
7.2.6
Layout
7.2.6.1
Layout Guidelines
7.2.6.2
Layout Example
8
Device and Documentation Support
8.1
Documentation Support
8.1.1
Related Documentation
8.2
Receiving Notification of Documentation Updates
8.3
Support Resources
8.4
Trademarks
8.5
Electrostatic Discharge Caution
8.6
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
1
Features
NEW
TL331B
and
TL391B
Improved specifications of B-version
Maximum rating: up to 38V
ESD rating (HBM): 2kV
Improved reverse voltage performance
Low input offset: 0.37mV
Low input bias current: 3.5nA
Low supply-current: 430µA
Faster response time of 1µsec
TL391B
provides an
alternate pinout
TL331B is improved drop-in replacement for TL331
Common-mode input voltage range includes ground
Differential input voltage range equal to maximum-rated supply voltage: ±38V
Low output saturation voltage
Output compatible with TTL, MOS, and CMOS