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INA139QPWRG4Q1

AEC-Q100, 36V, High-Side, High-Speed, Current Output Current Sense Amplifier

Packaging

Package | PIN: PW | 8
Temp: Q (-40 to 125)
Carrier: Cut Tape
Qty Price
1-9 $1.89
10-24 $1.70
25-99 $1.58
100-249 $1.37
250-499 $1.27
500-749 $1.06
750-999 $0.87
1000+ $0.80

Features

  • Qualified for Automotive Applications
  • AEC-Q100 Qualified With the Following Results:
    • Device Temperature Grade 1: −40°C to 125°C
      Ambient Operating Temperature Range
    • Device HBM ESD Classification Level 2
    • Device CDM ESD Classification Level C6
  • Complete Unidirectional High-Side Current Measurement Circuit
  • Wide Supply and Common-Mode Ranges
    • INA139-Q1: 2.7 V to 40 V
    • INA169-Q1: 2.7 V to 60 V
  • Independent Supply and Input Common-Mode
    Voltages
  • Single Resistor Gain Set
  • Low Quiescent Current (60 µA Typical)
  • Wide Temperature Range: –40°C to +125°C
  • Package: TSSOP-8

Texas Instruments  INA139QPWRG4Q1

The INA139-Q1 and INA169-Q1 (INA1x9-Q1) are high-side, unidirectional, current shunt monitors. Wide input common-mode voltage range, high-speed, low quiescent current, and TSSOP-8 packaging enable use in a variety of applications.

The device converts a differential input voltage to a current output. This current is converted back to a voltage with an external load resistor that sets any gain from 1 to over 100. Although designed for current shunt measurement, the circuit invites creative applications in measurement and level shifting.

Both the INA139-Q1 and INA169-Q1 are available in a TSSOP-8 package, and are specified for the –40°C to +125°C temperature range.