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Manufacturer Part #

TC649BEOA

TC646 Series PWM Fan Speed Controllers with Auto-Shutdown - SOIC8

Mfr. Name: Microchip
Standard Pkg:
Product Variant Information section
Date Code: 1932
Product Specification Section
Technical Attributes
Attributes Table
Supply Current-Max: 400µA
Supply Voltage: 3V to 5.5V
Frequency-Max: 34Hz
Input Voltage: 5.8V
Duty Cycle-Min: 0%
Duty Cycle-Max: 100%
Operating Temp Range: -40°C to +85°C
Storage Temperature Range: -65°C to +150°C
Output Current: 5mA
Thermal Resistance: 155°C/W
Package Style:  SOIC-8
Mounting Method: Surface Mount
Features & Applications

The TC649BEOA is a 5.5 V and 34 Hz PWM Fan Speed Controller with Auto-Shutdown, Fan Restart and FanSense Technology for Fault Detection, available in SOIC-8 Package.

Features:

  • Temperature-Proportional Fan Speed for Acoustic Noise Reduction and Longer Fan Life
  • Efficient PWM Fan Drive
  • 3.0V to 5.5V Supply Range:
    • Fan Voltage Independent of TC646B/ TC648B/TC649B Supply Voltage
    • Supports any Fan Voltage
  • FanSense™ Fault Detection Circuit Protects Against Fan Failure and Aids System Testing (TC646B/TC649B)
  • Automatic Shutdown Mode for “Green” Systems
  • Supports Low Cost NTC/PTC Thermistors
  • Over-Temperature Indication (TC646B/TC648B)
  • Fan Auto-Restart
  • Space-Saving 8-Pin MSOP Package

Applications:

  • Personal Computers & Servers
  • LCD Projectors
  • Datacom & Telecom Equipment
  • Fan Trays
  • File Servers
  • General-Purpose Fan Speed Control
Pricing Section
Stock:
300
Minimum Order:
100
Multiple Of:
100
On Order:
0
Factory Stock:Factory Stock:
3,600
Factory Lead Time:
5 Weeks
Total
$91.50
USD
Quantity
Web Price
100+
$0.915
Product Variant Information section