ZHCSFN3E August   2006  – January 2021 INA193A-Q1 , INA194A-Q1 , INA195A-Q1 , INA196A-Q1 , INA197A-Q1 , INA198A-Q1

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Basic Connection
      2. 7.3.2 Selecting RS
      3. 7.3.3 Inside the INA19xA
      4. 7.3.4 Power Supply
    4. 7.4 Device Functional Modes
      1. 7.4.1 Input Filtering
      2. 7.4.2 Accuracy Variations as a Result Of VSENSE and Common Mode Voltage
        1. 7.4.2.1 Normal Case 1: VSENSE ≥ 20 mV, VCM ≥ VS
        2. 7.4.2.2 Normal Case 2: VSENSE ≥ 20 mV, VCM < VS
        3. 7.4.2.3 Low VSENSE Case 1: VSENSE < 20 mV, –16 V ≤ VCM < 0; and Low VSENSE Case 3: VSENSE < 20 mV, VS < VCM ≤ 80 V
        4. 7.4.2.4 Low VSENSE Case 2: VSENSE < 20 mV, 0 V ≤ VCM ≤ VS
      3. 7.4.3 Shutdown
      4. 7.4.4 Transient Protection
      5. 7.4.5 Output Voltage Range
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 RFI/EMI
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 接收文档更新通知
    2. 11.2 支持资源
    3. 11.3 Trademarks
    4. 11.4 静电放电警告
    5. 11.5 术语表
  12. 12Mechanical, Packaging, and Orderable Information

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6.5 Electrical Characteristics

VS = 12 V, VIN+ = 12 V, VSENSE = 100 mV (unless otherwise noted) Full range TA = –40°C to 125°C
PARAMETERTEST CONDITIONSTAMINTYPMAXUNIT
INPUT
VSENSEFull-scale input voltageVSENSE = VIN+ − VIN–25°C0.15(VS – 0.2)/ GainV
VCMCommon-mode inputFull range–1680V
CMRCommon-mode rejectionVIN+ = −16 V to 80 V25°C8094dB
VIN+ = 12 V to 80 VFull range100120
VOSOffset voltage, RTI25°C±0.52mV
Full range0.53
dVOS/dTOffset voltage vs temperatureFull range2.5μV/°C
PSROffset voltage vs power supplyVS = 2.7 V to 18 V, VIN+ = 18 VFull range5100μV/V
IBInput bias currentVIN– pinFull range±8±23μA
OUTPUT (VSENSE ≥ 20 mV)
GGainINA193A, INA196A25°C20V/V
INA194A, INA197A50
INA195A, INA198A100
Gain errorVSENSE = 20 mV to 100 mV25°C±0.2%±1%
Full range±2%
Total output error(1)25°C±0.75%±2.2%
Full range±1%±3%
Nonlinearity errorVSENSE = 20 mV to 100 mV25°C±0.002%±0.1%
ROOutput impedance25°C1.5Ω
Maximum capacitive loadNo sustained oscillation25°C10nF
OUTPUT (VSENSE < 20 mV) (4)
VOUTOutput voltageAll devices–16 V ≤ VCM < 025°C300mV
VS < VCM ≤ 80 V300
INA193A, INA196A0 V ≤ VCM ≤ VS, VS = 5 V0.4V
INA194A, INA197A1
INA195A, INA198A2
VOLTAGE OUTPUT(2)
Swing to V+ power-supply railRL = 100 kΩ to GNDFull rangeV+ – 0.1V+ – 0.2V
Swing to GND(3)RL = 100 kΩ to GNDFull rangeVGND + 3VGND + 50mV
FREQUENCY RESPONSE
BWBandwidthINA193A, INA196ACLOAD = 5 pF25°C500kHz
INA194A, INA197A300
INA195A, INA198A200
Phase marginCLOAD < 10 nF25°C40°
SRSlew rate1V/μs
tsSettling time (1%)VSENSE = 10 mV to 100 mVPP, CLOAD = 5 pF25°C2μs
NOISE, RTI
Voltage noise density25°C40nV/√ Hz
POWER SUPPLY
VSOperating voltageFull range2.718V
IQQuiescent currentVOUT = 2 VFull range7001250μA
INA193A, INA194A, INA196A, INA197AVSENSE = 0 mVFull range370950
INA195A, INA198A3701050
TEMPERATURE RANGE
Operating temperature–40125°C
Storage temperature–65150°C
(1) Total output error includes effects of gain error and VOS.
(2) See Figure 6-7.
(3) Specified by design
(4) For details on this region of operation, see Section 7.4.2.