SBOS470A December   2019  – June 2021 INA293

PRODUCTION DATA  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Amplifier Input Common-Mode Signal
        1. 7.3.1.1 Input-Signal Bandwidth
        2. 7.3.1.2 Low Input Bias Current
        3. 7.3.1.3 Low VSENSE Operation
        4. 7.3.1.4 Wide Fixed Gain Output
        5. 7.3.1.5 Wide Supply Range
    4. 7.4 Device Functional Modes
      1. 7.4.1 Unidirectional Operation
      2. 7.4.2 High Signal Throughput
  8. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 RSENSE and Device Gain Selection
      2. 8.1.2 Input Filtering
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Overload Recovery With Negative VSENSE
      3. 8.2.3 Application Curve
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Support Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Electrical Characteristics

at TA = 25 °C, VS = 5 V, VSENSE = VIN+ - VIN- = 0.5 V / Gain, VCM = VIN- = 48 V (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
INPUT
VCM Common-mode input range(1) TA = -40°C to +125°C –4 110 V
CMRR Common-mode rejection ratio, input referred -4 V ≤ VCM ≤ 110 V, TA = -40°C to +125°C 140 160 dB
f = 50 kHz 85 dB
Vos Offset voltage, input referred INA293x1 ±30 ±150 µV
INA293x2 ±15 ±80
INA293x3 ±10 ±50
INA293x4 ±5 ±30
INA293x5 ±2 ±20
dVos/dT Offset voltage drift TA = -40℃ to +125℃, INA293x1, INA293x2, INA293x3 ±0.05 ±0.5 µV/℃
TA = -40℃ to +125℃, INA293x4, INA293x5 ±0.025 ±0.25
PSRR Power supply rejection ratio, input referred INA293x1, 2.7 V ≤ VS ≤ 20 V,
TA = -40°C to +125°C
±1 ±8 µV/V
INA293x2, INA293x3, 2.7 V ≤ VS ≤ 20 V, TA = -40°C to +125°C ±0.3 ±3
INA293x4, INA293x5, 2.7 V ≤ VS ≤ 20 V, TA = -40°C to +125°C ±0.1 ±1
IB Input bias current IB+, VSENSE = 0 V 10 20 30 uA
IB-, VSENSE = 0 V 10 20 30 uA
OUTPUT
G Gain INA293x1 20 V/V
INA293x2 50 V/V
INA293x3 100 V/V
INA293x4 200 V/V
INA293x5 500 V/V
GERR Gain error GND + 50 mV ≤ VOUT ≤ VS – 200 mV ±0.02 ±0.15 %
TA = -40°C to +125°C ±1 ±10 ppm/°C
NLERR Nonlinearity error 0.01 %
Maximum capacitive load No sustained oscillations, no isolation resistor 500 pF
VOLTAGE OUTPUT
Swing to Vs (Power supply rail) RLOAD = 10 kΩ, TA = -40°C to +125°C Vs – 0.07 Vs – 0.15 V
Swing to ground RLOAD = 10 kΩ, VSENSE = 0 V, TA = -40°C to +125°C 0.005 0.02 V
FREQUENCY RESPONSE
BW Bandwidth INA293x1, CLOAD = 5 pF,
VSENSE = 200 mV
1300 kHz
INA293x2, CLOAD = 5 pF,
VSENSE = 80 mV
1300
INA293x3, CLOAD = 5 pF,
VSENSE = 40 mV
1000
INA293x4, CLOAD = 5 pF,
VSENSE = 20 mV
900
INA293x5, CLOAD = 5 pF,
VSENSE = 8 mV
900
SR Slew rate Rising edge 2.5 V/µs
Settling time VOUT = 4 V ± 0.1 V step, Output settles to 0.5% 10 µs
VOUT = 4 V ± 0.1 V step, Output settles to 1% 5
VOUT = 4 V ± 0.1 V step, Output settles to 5% 1
NOISE
Ven Voltage noise density 50 nV/√Hz
POWER SUPPLY
Vs Supply voltage TA = –40°C to +125°C 2.7 20 V
IQ Quiescent current 1.5 2 mA
TA = -40°C to +125°C 2.25 mA
Common-mode voltage at both VIN+ and VIN- must not exceed the specified common-mode input range.