TC650 - (TC650 / TC651) Tiny Integrated Temperature Sensor & Brushless DC Fan Controller

Datasheet Summary

Description

The TC650/TC651 are integrated temperature sensors and brushless DC fan speed controllers.

The TC650/ TC651 measure their junction temperature and control the speed of the fan based on that temperature, making them especially suited for applications in modern electronic equipment.

Features

Integrated Temperature Sensing and Multi-speed Fan Control.
Built-in Over Temperature Alert (TOVER).
Temperature Proportional Fan Speed Control for Acoustic Noise Reduction and Longer Fan Life.
Pulse Width Modulation Output Drive for Cost and Power Savings.
Solid-State Temperature Sensing.
±1°C (Typical) Accuracy from 25°C to +70°C.
2.8V.
5.5V Operating Range.
TC651 includes Auto Fan Shutdown.
Low Operatin.

Microchip Technology

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Datasheet Details

Part number	TC650
Manufacturer	Microchip Technology
File Size	440.17 KB
Description	(TC650 / TC651) Tiny Integrated Temperature Sensor & Brushless DC Fan Controller
Datasheet	TC650 Datasheet
Additional preview pages of the TC650 datasheet.

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Full PDF Text Transcription

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TC650/TC651 Tiny Integrated Temperature Sensor & Brushless DC Fan Controller with Over-Temperature Alert Features • Integrated Temperature Sensing and Multi-speed Fan Control • Built-in Over Temperature Alert (TOVER) • Temperature Proportional Fan Speed Control for Acoustic Noise Reduction and Longer Fan Life • Pulse Width Modulation Output Drive for Cost and Power Savings • Solid-State Temperature Sensing • ±1°C (Typical) Accuracy from 25°C to +70°C • 2.8V – 5.5V Operating Range • TC651 includes Auto Fan Shutdown • Low Operating Current: 50µA (Typical) Package Type 8-Pin MSOP 8-Pin SOIC VDD 1 NC 2 SHDN 3 GND 4 8 PWM TC650 TC651 7 GND 6 TOVER 5 NC General Description The TC650/TC651 are integrated temperature sensors and brushless DC fan speed controllers.

Published: Mar 7, 2006 |