Fan Controllers | ADT7462

柔軟な温度・電圧モニタを搭載したシステム・ファン・コントローラ

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Overview

ADT7462 は、柔軟なシステム・モニタICで、さまざまなアプリケーションでの使用に適しています。 周囲温度だけでなく、離れた場所の温度を 3 か所までモニタできます。PWM 出力は最大 4 個です。これらを使用して、冷却ファンに適用される PWM ドライブ信号のデューティ比 (%) を変化させ、ファンの速度をコントロールすることができます。ADT7462 は、4 線式ファン向けの高周波 PWM と、2 および 3 線式ファン向けの低周波 PWM をサポートします。3 および 4 線式ファンの速度測定には、最大 8 個の TACH 入力を使用できます。電圧モニタ入力は、12 V から 0.9 V まで、最大 13 個あります。

  • Thermal Management
  • Notebook and Desktop Computers
  • Game Consoles
  • RFID Readers
  • Multi-Channel Analog Receiver/Amplifier
  • One Local and up to Three Remote Temperature Channels, Series Resistance Cancellation on Remote Channels
  • Thermal Protection Using THERM Pins
  • Up to Four PWM Fan Drive Outputs, Supports Both High and Low Frequency PWM Drives
  • Up to Eight TACH Inputs Measures the Speed of 3-wire and 4-wire Fans
  • Automatic Fan Speed Control Loop Includes Dynamic TMIN Control
  • Monitors up to 13 Voltage Inputs
  • Monitors up to 7 VID Inputs Includes VID-on-fly Support
  • Bidirectional Reset
  • Chassis Intrusion Detect
  • SMBus 1.1- and SMBus 1.0-compatible
  • 3.3 V and 5 V Operation

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VCC Min (V)

VCC Max (V)

T Min (°C)

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Reference Price

ADT7462ACPZ-REEL

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Active

CAD Model

Pb

A

H

P

LFCSP-32

932AE

3

260

REEL

5000

Y

SMBus

4

3

5.5

-40

125

$4.5665

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