SBOSA29A
June 2020 – November 2023
INA281
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Amplifier Input Common-Mode Signal
6.3.1.1
Input-Signal Bandwidth
6.3.1.2
Low Input Bias Current
6.3.1.3
Low VSENSE Operation
6.3.1.4
Wide Fixed Gain Output
6.3.1.5
Wide Supply Range
6.4
Device Functional Modes
6.4.1
Unidirectional Operation
6.4.2
High Signal Throughput
7
Application and Implementation
7.1
Application Information
7.1.1
RSENSE and Device Gain Selection
7.1.2
Input Filtering
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Overload Recovery With Negative VSENSE
7.2.3
Application Curve
8
Power Supply Recommendations
9
Layout
9.1
Layout Guidelines
9.2
Layout Example
10
Device and Documentation Support
10.1
Documentation Support
10.1.1
Related Documentation
10.2
Receiving Notification of Documentation Updates
10.3
Support Resources
10.4
Trademarks
10.5
Electrostatic Discharge Caution
10.6
Glossary
11
Revision History
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DBV|5
MPDS018T
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbosa29a_oa
sbosa29a_pm
Data Sheet
INA281, –4-V to 110-V, 1.3-MHz Current-Sense Amplifier