SBOS870A
May 2019 – September 2020
INA293-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
Pin 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
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)
DBV|5
MPDS018O
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbos870a_oa
sbos870a_pm
1
Features
AEC-Q100 qualified for automotive applications
Temperature grade 1: –40 °C to +125 °C, T
A
Functional Safety-Capable
Documentation available to aid functional safety system design
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
-Q1
, INA293B1
-Q1
: 20 V/V
INA293A2
-Q1
, INA293B2
-Q1
: 50 V/V
INA293A3
-Q1
, INA293B3
-Q1
: 100 V/V
INA293A4
-Q1
, INA293B4
-Q1
: 200 V/V
INA293A5
-Q1
, INA293B5
-Q1
: 500 V/V
High bandwidth: 1.3 MHz
Slew rate: 2.5 V/µs
Quiescent current: 1.5 mA