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TC670 Datasheet Tiny Predictive Fan Failure Detector

Manufacturer: Microchip Technology

General Description

The TC670 is an integrated fan speed sensor that predicts and/or detects fan failure, preventing thermal damage to systems with cooling fans.

When the fan speed falls below a user specified level, the TC670 asserts an ALERT signal.

With this design, a critical minimum fan speed is determined by the user.

Overview

TC670 Tiny Predictive Fan Failure Detector.

Key Features

  • Fan Wear-out Detection for 2-Wire Linear Controlled Fans.
  • Replacement System for 3-Wire Fans.
  • Fan Alert Signal when Fan Speed is below Programmed Threshold.
  • CLEAR Capability for Eliminating False Alarm.
  • Low Operating Current, 90µA (typ. ).
  • VDD Range 3.0V to 5.5V.
  • Available in a 6-Pin SOT-23 Package General.