SLYS041A
March 2020 – March 2021
INA381-Q1
PRODUCTION DATA
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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Wide Input Common-Mode Voltage Range
7.3.2
Precise Low-Side Current Sensing
7.3.3
High Bandwidth and Slew Rate
7.3.4
Alert Output
7.3.5
Adjustable Overcurrent Threshold
7.3.6
Comparator Hysteresis
7.4
Device Functional Modes
7.4.1
Alert Modes
7.4.1.1
Transparent Output Mode
7.4.1.2
Latch Output Mode
8
Applications and Implementation
8.1
Application Information
8.1.1
Select a Current-Sensing Resistor
8.1.1.1
Select a Current-Sensing Resistor: Example
8.1.2
Increase Comparator Hysteresis
8.1.3
Operation With Common-Mode Transients Greater Than 26 V
8.1.4
Input Filtering
8.2
Typical Applications
8.2.1
Bidirectional Window Comparator
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curve
8.2.2
Solenoid Low-Side Current Sensing
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DGS|10
MPDS035C
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slys041a_oa
slys041a_pm
7
Detailed Description