ZHCSFO2E December   1999  – December 2017 INA138 , INA168

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      典型应用电路
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin 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 Output Voltage Range
      2. 7.3.2 Bandwidth
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Operation
    2. 8.2 Typical Applications
      1. 8.2.1 Buffering Output to Drive an ADC
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Selecting the Shunt Resistor and RL
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Output Filter
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curve
      3. 8.2.3 Offsetting the Output Voltage
      4. 8.2.4 Bipolar Current Measurement
      5. 8.2.5 Bipolar Current Measurement Using Differential Input of ADC
      6. 8.2.6 Multiplexed Measurement Using Logic Signal for Power
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11器件和文档支持
    1. 11.1 文档支持
      1. 11.1.1 相关文档
    2. 11.2 相关链接
    3. 11.3 接收文档更新通知
    4. 11.4 社区资源
    5. 11.5 商标
    6. 11.6 静电放电警告
    7. 11.7 Glossary
  12. 12机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.5 Electrical Characteristics

all other characteristics at TA = +25°C, VS = 5 V, VIN+ = 12 V, and ROUT = 125 kΩ (unless otherwise noted)
PARAMETERTEST CONDITIONSINA1x8UNIT
MINTYPMAX
INPUT
Common-mode rejection VSENSE = 50 mV INA138, VIN+ = 2.7 V to 36 V 100 120 dB
INA168, VIN+ = 2.7 V to 60 V 100 120
Offset voltage(1) TA = 25°C ±0.2 ±1 mV
TA = –40°C to +125°C ±2
Offset voltage drift(1) TA = –40°C to +125°C 1 µV/°C
Offset voltage vs power supply, V+ VSENSE = 50 mV INA138, V+ = 2.7 V to 36 V 0.1 10 µV/V
INA168, V+ = 2.7 V to 60 V 0.1 10
Input bias current TA = 25°C 2 µA
TA = –40°C to +125°C, INA138 10
OUTPUT
Transconductance VSENSE = 10 mV to 150 mV, TA = 25°C 198 200 202 µA/V
VSENSE = 100 mV, TA = –40°C to +125°C 196 204 µA/V
Transconductance drift TA = –40°C to +125°C 10 nA/°C
Nonlinearity error VSENSE = 10 mV to 150 mV ±0.01% ±0.1%
Total output error VSENSE = 100 mV TA = 25°C ±0.5% ±2%
TA = –40°C to +125°C ±2.5%
Output impedance 1 || 5 GΩ || pF
Voltage output swing To power supply voltage, V+ (V+) – 0.8 (V+) – 1.0 V
To common-mode voltage, VCM VCM – 0.5 VCM – 0.8 V
FREQUENCY RESPONSE
Bandwidth ROUT = 5 kΩ 800 kHz
ROUT = 125 kΩ 32 kHz
Settling time To 0.1% 5-V step, ROUT = 5 kΩ 1.8 µs
5-V step, ROUT = 125 kΩ 30 µs
NOISE
Output-current noise density 9 pA/√Hz
Total output-current noise BW = 100 kHz 3 nA RMS
POWER SUPPLY
Quiescent current VSENSE = 0 V,
IO = 0 mA		 TA = 25°C 25 45 µA
TA = –40°C to +125°C 60 µA
(1) Defined as the amount of input voltage, VSENSE, to drive the output to zero.