Microchip TC648BEOA, Brushless DC Motor Motor Driver IC 8-Pin, SOIC

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Subtotal (1 pack of 2 units)*

£2.45

(exc. VAT)

£2.94

(inc. VAT)

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Units
Per unit
Per Pack*
2 - 18£1.225£2.45
20 - 98£1.075£2.15
100 - 198£1.00£2.00
200 +£0.975£1.95

*price indicative

RS Stock No.:
649-553
Mfr. Part No.:
TC648BEOA
Brand:
Microchip
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Brand

Microchip

Product Type

Motor Driver IC

Motor Type

Brushless DC Motor

Package Type

SOIC

Output Current

5mA

Pin Count

8

Maximum Supply Voltage

5.5V

Minimum Supply Voltage

3V

Typical Switching Frequency

30Hz

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

125°C

Series

TC64

Standards/Approvals

No

Supply Current

200μA

Automotive Standard

No

The Microchip Switch mode fan speed controller which incorporates a new fan auto restart function. Temperature proportional speed control is accomplished using pulse width modulation. A thermistor (or other voltage output temperature sensor) connected to the VIN input supplies the required control voltage of 1.20V to 2.60V (typical) for 0% to 100% PWM duty cycle. The auto-shutdown speed is set by a simple resistor divider on the VAS input. An integrated Start-Up Timer ensures reliable fan motor start-up at turn-on, coming out of shutdown mode, auto-shutdown mode, or following a transient fault.

Over Temperature Indication

Efficient PWM Drive

Automatic Shutdown Mode for Green Systems

3.0 V to 5.5 V Supply Range

Supports Low Cost NTC and PTC Thermistors

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