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BA6492BFS - FDD spindle motor driver

Description

BA6492BFS 557 Motor driver ICs FInput / output circuits (1) Monostable multivibrator element timing setting (3, 4 pin) BA6492BFS (2) Constant voltage output (5 pin) (3) Speed discriminator output (6 pin) (4) Integrating amplifier (7, 8 pin) (5) Motor output (11X15 pin) (6) Hall bias (

Features

  • 1) 3-phase, full-wave soft switching drive system. 2) Digital servo circuit. 3) Power save circuit. FAbsolute maximum ratings (Ta = 25_C) 4) Hall power supply switch. 5) Motor speed changeable. 6) Index amplifier. Built-in 2 monostable multivibrator. FRecommended operating conditions (Ta = 25_C) 555 Motor driver ICs FBlock diagram BA6492BFS 556 Motor driver ICs FPin.

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Datasheet Details

Part number BA6492BFS
Manufacturer ROHM
File Size 187.51 KB
Description FDD spindle motor driver
Datasheet download datasheet BA6492BFS Datasheet
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Full PDF Text Transcription

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Motor driver ICs FDD spindle motor driver BA6492BFS The BA6492BFS is a one-chip IC designed for driving FDD spindle motors. This high-performance IC employs a 3-phase, full-wave soft switching drive system, and contains a digital servo, an index amplifier, two monostable multivibrator elements, and a power save circuit. The compactly packaged IC reduces the number of external components required. FApplications Floppy disk drivers FFeatures 1) 3-phase, full-wave soft switching drive system. 2) Digital servo circuit. 3) Power save circuit. FAbsolute maximum ratings (Ta = 25_C) 4) Hall power supply switch. 5) Motor speed changeable. 6) Index amplifier. Built-in 2 monostable multivibrator.
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