SLVSL49
July 2026
LM2903L-Q1
ADVMIX
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
4.1
Pin Functions: Single TL331L-Q1
4.2
Pin Configuration: Dual LM2903L-Q1
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information - Single
5.5
Thermal Information - Dual
5.6
Electrical Characteristics
5.7
Switching Characteristics
5.8
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
Outputs
6.4.1.1
Comparator Output
6.4.2
Output Latching
6.4.2.1
Clear (CLR) Input
6.4.2.2
Transparent Mode
6.4.2.3
Latch Behavior
6.4.3
Inputs
6.4.3.1
Fail-Safe Inputs and Input Voltage Range
6.4.3.2
Input Protection
6.4.3.3
Internal Hysteresis
6.4.3.4
Unused Inputs
7
Application and Implementation
7.1
Application Information
7.1.1
Basic Comparator Definitions
7.1.1.1
Operation
7.1.1.2
Propagation Delay
7.1.1.3
Overdrive Voltage
7.2
Typical Applications
7.2.1
Window Comparator
7.2.1.1
Design Requirements
7.2.1.2
Detailed Design Procedure
7.2.1.3
Application Curve
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
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
Package Options
Mechanical Data (Package|Pins)
RUG|10
MPQF216D
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsl49_oa
Data Sheet
TL331L-Q1 and LM2903L-Q1 Automotive
Open-Drain High Voltage Self-Latching Comparators