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TDF5140

Features: ` Full-wave commutation (using push/pull drivers at the output stages) without position sensors` Built-in start-up circuitry` Three push-pull outputs: 0.8 A output current (typ.) low saturation voltage built-in current limiter` Thermal protection` Flyback diodes` Tacho output without ext...

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SeekIC No. : 004517060 Detail

TDF5140: Features: ` Full-wave commutation (using push/pull drivers at the output stages) without position sensors` Built-in start-up circuitry` Three push-pull outputs: 0.8 A output current (typ.) low satur...

TDF5140 Data Sheet

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Part Number:
TDF5140
Supply Ability:
5000

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  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/23

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Product Details

Description



Features:

` Full-wave commutation (using push/pull drivers at the output stages) without position sensors
` Built-in start-up circuitry
` Three push-pull outputs:
0.8 A output current (typ.)
low saturation voltage
built-in current limiter
` Thermal protection
` Flyback diodes
` Tacho output without extra sensor
` Position pulse stage for phase-locked-loop control
` Transconductance amplifier for an external control transistor.


Application

· VCR
· Laser beam printer
· Fax machine
· Blower
· Automotive.


Pinout

Connection Diagram


Description

The TDF5140A is a bipolar integrated circuit used to drive 3-phase brushless DC motors in full-wave mode. The device is sensorless (saving of 3 hall-sensors) using the back-EMF sensing technique to sense the rotor position.




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