MAX1669

PRODUCTION

Fan Controller and Remote Temperature Sensor with SMBus Serial Interface

Industry First - Temperature Sensor with PWM and Linear Fan Control

Data Sheet (Rev. 0) Product Selection Table
Part Models
2
1ku List Price
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Part Details

  • Measures Remote CPU Temperature
  • No Calibration Required
  • 20Hz to 160Hz PWM Output for Fan
  • PWM Frequency Sync Input (260kHz)
  • Flexible Fan Interface: Linear or PWM
  • SMBus 2-Wire Serial Interface
  • Programmable Under/Overtemperature Alarms
  • ALERT-bar Latched Interrupt Output
  • OVERT-bar Thermostat Output
  • Two GPIO Pins
  • Write-Once Configuration Protection
  • Supports SMBus Alert Response
  • ±3°C Temperature Accuracy (-40°C to +125°C, remote)
  • 3µA Standby Supply Current
  • +3V to +5.5V Supply Range
  • Small 16-Pin QSOP Package
  • Remote diode sensor, PWM and linear fan control, dual alarms
MAX1669
Fan Controller and Remote Temperature Sensor with SMBus Serial Interface
MAX1669: Typical Operating Circuit
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Documentation

Data Sheet 1

Reliability Data 1

Technical Articles 4

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Hardware Ecosystem

Parts Product Life Cycle Description
Digital Temperature Sensors 2
MAX1619
PRODUCTION Remote/Local Temperature Sensor with Dual Alarm Outputs and SMBus Serial Interface
MAX1617A
PRODUCTION Remote/Local Temperature Sensor with SMBus Serial Interface
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Tools & Simulations

Software Development 1

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