SBOS470B
December 2019 – August 2022
INA293
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
Amplifier Input Common-Mode Signal
7.3.1.1
Input-Signal Bandwidth
7.3.1.2
Low Input Bias Current
7.3.1.3
Low VSENSE Operation
7.3.1.4
Wide Fixed Gain Output
7.3.1.5
Wide Supply Range
7.4
Device Functional Modes
7.4.1
Unidirectional Operation
7.4.2
High Signal Throughput
8
Application and Implementation
8.1
Application Information
8.1.1
RSENSE and Device Gain Selection
8.1.2
Input Filtering
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Overload Recovery With Negative VSENSE
8.2.3
Application Curve
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
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
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DBV|5
MPDS018S
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbos470b_oa
sbos470b_pm
1
Features
Wide common-mode voltage:
Operational voltage: −4 V to +110 V
Survival voltage: −20 V to +120 V
Excellent CMRR:
160-dB DC-CMRR
85-dB AC-CMRR at 50 kHz
Accuracy:
Gain:
Gain error: ±0.15% (maximum)
Gain drift: ±10 ppm/ °C (maximum)
Offset:
Offset voltage: ±15 µV (typical)
Offset drift: ±0.05 µV/ °C (typical)
Available gains:
INA293A1, INA293B1
: 20 V/V
INA293A2, INA293B2
: 50 V/V
INA293A3, INA293B3
: 100 V/V
INA293A4, INA293B4
: 200 V/V
INA293A5, INA293B5
: 500 V/V
High bandwidth: 1.3 MHz
Slew rate: 2.5 V/µs
Quiescent current: 1.5 mA
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