ZHCSLH7C June   2020  – June 2021 INA2290 , INA290 , INA4290

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 Amplifier Input Common-Mode Range
      2. 7.3.2 Input-Signal Bandwidth
      3. 7.3.3 Low Input Bias Current
      4. 7.3.4 Low VSENSE Operation
      5. 7.3.5 Wide Fixed-Gain Output
      6. 7.3.6 Wide Supply Range
    4. 7.4 Device Functional Modes
      1. 7.4.1 Unidirectional Operation
      2. 7.4.2 High Signal Throughput
  8. 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. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Examples
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 接收文档更新通知
    3. 11.3 支持资源
    4. 11.4 Trademarks
    5. 11.5 静电放电警告
    6. 11.6 术语表
  12. 12Mechanical, Packaging, and Orderable Information

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5 Pin Configuration and Functions

Figure 5-1 INA290: DCK Package5-Pin SC-70Top View
Table 5-1 Pin Functions: INA290 (Single Channel)
PIN TYPE DESCRIPTION
NAME

NO.
GND 2 Ground Ground
IN– 5 Input Connect to load side of shunt resistor.
IN+ 4 Input Connect to supply side of shunt resistor.
OUT 1 Output Output voltage
VS 3

Power

 Power supply
GUID-20200713-CA0I-FWNK-M6LG-QZKWSLV3SPNC-low.gif Figure 5-2 INA2290: DGK Package8-Pin VSSOPTop View
Table 5-2 Pin Functions: INA2290 (Dual Channel)
PIN TYPE DESCRIPTION
NAME

NO.
GND 5 Ground Ground
IN–1 2 Input Current-sense amplifier negative input for channel 1. Connect to load side of channel 1 sense resistor.
IN+1 1 Input Current-sense amplifier positive input for channel 1. Connect to bus-voltage side of channel 1 sense resistor.
IN–2 4 Input Current-sense amplifier negative input for channel 2. Connect to load side of channel 2 sense resistor.
IN+2 3 Input Current-sense amplifier positive input for channel 2. Connect to bus-voltage side of channel 2 sense resistor.
OUT1 7 Output Channel 1 output voltage
OUT2 6 Output Channel 2 output voltage
VS 8

Power

 Power supply
Thermal Pad can be left floating or connected to GND.
Figure 5-3 INA4290: RGV Package16-Pin QFNTop View
Table 5-3 Pin Functions: INA4290 (Quad Channel)
PIN TYPE DESCRIPTION
NAME NO.
GND 6, 7 Ground Ground
IN–1 2 Input Current-sense amplifier negative input for channel 1. Connect to load side of channel-1 sense resistor.
IN+1 1 Input Current-sense amplifier positive input for channel 1. Connect to bus-voltage side of channel-1 sense resistor.
IN–2 4 Input Current-sense amplifier negative input for channel 2. Connect to load side of channel-2 sense resistor.
IN+2 3 Input Current-sense amplifier positive input for channel 2. Connect to bus-voltage side of channel-2 sense resistor.
IN–3 11 Input Current-sense amplifier negative input for channel 3. Connect to load side of channel-3 sense resistor.
IN+3 12 Input Current-sense amplifier positive input for channel 3. Connect to bus-voltage side of channel-3 sense resistor.
IN–4 9 Input Current-sense amplifier negative input for channel 4. Connect to load side of channel-4 sense resistor.
IN+4 10 Input Current-sense amplifier positive input for channel 4. Connect to bus-voltage side of channel-4 sense resistor.
OUT1 16 Output Channel 1 output voltage
OUT2 5 Output Channel 2 output voltage
OUT3 13 Output Channel 3 output voltage
OUT4 8 Output Channel 4 output voltage
VS 14, 15 Power Power supply