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MAXIM INTEGRATED / ANALOG DEVICES MAX803REXRT Microprocessor Reset Circuit

The MAX803REXR+T is a microprocessor reset circuit housed in a 3-pin SC-70 package. This supervisory circuit is designed to monitor power supplies in microprocessor and digital systems. It provides reliable reset functionality without external components when powered with voltages of +5V, +3.3V, +3V, or +2.5V. The device asserts a reset signal whenever the supply voltage drops below a preset threshold, maintaining the reset for at least 140ms after the voltage rises above this threshold. It features a supply voltage range from 1.2V to 5.5V, a temperature range from -40°C to 125°C, an active-low open-drain reset output, a reset threshold of 2.63V, and a supply current of 12μA. The circuit offers transient immunity, and reset validity begins at VCC = +1V. It is suitable for applications such as system monitoring, automotive, and portable devices.

Authorized Distributors
Source:Newark
Part No:MAX803REXR+T
Stock:951
Inv Date:06-05-2026
Price: Unit price: $5.71
Buy/RFQ:
Source:DigiKey
Part No:MAX803REXR+T
Stock:9287
Inv Date:06-05-2026
Price: Unit price: $5.54
Buy/RFQ:
Part No:MAX803REXR+T
Stock:788
Inv Date:06-06-2026
Price: Unit price: $5.48
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX803REXRT Microprocessor Reset Circuit Specifications:

  • Supply Voltage Range: 1.2V to 5.5V
  • Reset Threshold: 2.63V
  • Reset Pulse Duration: Minimum 140ms
  • Package: 3-pin SC-70
  • Operating Temperature Range: -40°C to 125°C
  • Supply Current: 12μA
  • Reset Output: Active-low open-drain
  • Transient Immunity: Yes
  • Reset Valid Down to VCC = +1V
  • Storage Temperature: -65°C to +150°C
  • Lead Temperature (soldering): 300°C (10s)
  • Solder Reflow Temperature: 260°C

Buy the Maxim MAX803REXRT – Reliable Reset Circuit for Industrial Applications

Purchase the Maxim MAX803REXRT online now and ensure reliable microprocessor supervision in your electronic systems. This reset circuit guarantees accurate power supply monitoring with a fast response time, low power consumption, and immunity to transient glitches. Its compact 3-pin SC-70 package makes integration simple, and its robust specifications support automotive, portable, and industrial applications. Enjoy quick delivery and trusted quality by ordering online today to safeguard your devices with proven reset logic and high efficiency.

Get Maxim MAX803REXRT today—built for precision and long-lasting durability, ideal for system monitoring and automotive safety solutions.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX803REXRT?

You can click on the BUY or RFQ button to purchase MAX803REXRT from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX803REXRT?

You can download the MAX803REXRT datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX803REXRT?

MAXIM INTEGRATED / ANALOG DEVICES

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