SBOSA31B
February 2023 – March 2024
INA241A-Q1
,
INA241B-Q1
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Device Comparison
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
Amplifier Input Common-Mode Signal
7.3.1.1
Enhanced PWM Rejection Operation
7.3.1.2
Input-Signal Bandwidth
7.3.1.3
Low Input Bias Current
7.3.1.4
Low VSENSE Operation
7.3.1.5
Wide Fixed Gain Output
7.3.1.6
Wide Supply Range
7.4
Device Functional Modes
7.4.1
Adjusting the Output With the Reference Pins
7.4.2
Reference Pin Connections for Unidirectional Current Measurements
7.4.2.1
Ground Referenced Output
7.4.2.2
VS Referenced Output
7.4.3
Reference Pin Connections for Bidirectional Current Measurements
7.4.3.1
Output Set to External Reference Voltage
7.4.3.2
Output Set to Mid-Supply Voltage
7.4.3.3
Output Set to Mid-External Reference
7.4.3.4
Output Set Using Resistor Divider
7.4.4
High Signal Throughput
8
Application and Implementation
8.1
Application Information
8.1.1
RSENSE and Device Gain Selection
8.2
Typical Application
8.2.1
Inline Motor Current-Sense Application
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curve
8.3
Power Supply Recommendations
8.3.1
Power Supply Decoupling
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Examples
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Related Documentation
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
D|8
MSOI002K
DGK|8
MPDS028E
DDF|8
MPDS569D
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbosa31b_oa
sbosa31b_pm