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MAXIM INTEGRATED / ANALOG DEVICES MAX4081FASAT High-Voltage Current Sense Amplifier

The MAX4081FASA+T from Maxim Integrated is a high-side current sense amplifier designed for measuring current in systems with voltages up to 76V. Featuring an 8-pin SOIC package, it provides bidirectional current sensing with a single voltage output, eliminating the need for separate polarity signals. The device requires an external reference to set the zero-current level (VSENSE = 0V). It can handle supply and common-mode voltages up to 76V, making it suitable for high-voltage applications. The amplifier boasts a gain of 5V/V with±0.1% accuracy at 25°C, bandwidth of 150kHz, and a low input offset voltage of 100μV. Its low quiescent current of 103μA and high integration level enable compact and precise current sensing solutions. Common uses include avalanche photodiode and PIN diode monitoring, automotive systems, motor control, power management, and system-level current measurement.

Authorized Distributors
Source:Newark
Part No:MAX4081FASA+T
Stock:25
Inv Date:06-05-2026
Price: Unit price: $1.33
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Source:DigiKey
Part No:MAX4081FASA+T
Stock:1299
Inv Date:06-05-2026
Price: Unit price: $5
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Part No:MAX4081FASA+T
Stock:2102
Inv Date:06-06-2026
Price: Unit price: $5
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Part No:MAX4081FASA-T
Stock:0
Inv Date:06-06-2026
Price: N/A
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MAXIM INTEGRATED / ANALOG DEVICES MAX4081FASAT High-Voltage Current Sense Amplifier Specifications:

  • Input Voltage Range: 45V to 76V
  • Gain: 5V/V (MAX4081F, MAX4081FASA+T)
  • Bandwidth: 150kHz
  • Input Offset Voltage: 100μV
  • Supply Current: 103μA
  • Temperature Range: -40°C to +125°C
  • Package: 8-pin SOIC
  • Common-Mode Range: 45V to 76V
  • Output Voltage Range: -500mV to +500mV
  • Reference Input: External voltage required, set zero-current level
  • Input Bias Current: 5-12μA
  • Leakage Current: 2nA
  • Power Dissipation: 362mW

Buy the Maxim MAX4081FASA+T – Reliable High-Voltage Current-Sense Amplifier for Industrial Applications

Order the Maxim MAX4081FASA+T now and enjoy a high-precision, compact solution for high-voltage current monitoring. Featuring bidirectional sensing with a 5V/V gain, low offset voltage, and operation up to 76V, this amplifier is ideal for automotive, motor control, power management, and high-voltage systems. Its 8-pin SO package ensures easy integration into your design, while its low quiescent current and high accuracy deliver reliable measurements in demanding environments. Purchase online today for fast delivery and excellent technical support.

Get Maxim MAX4081FASA+T today—built for precision and long-lasting durability in high-voltage current sensing.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX4081FASAT?

You can click on the BUY or RFQ button to purchase MAX4081FASAT from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX4081FASAT?

You can download the MAX4081FASAT datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX4081FASAT?

MAXIM INTEGRATED / ANALOG DEVICES

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