BA6970FS - 2-phase motor driver for VCR cylinder motors

Product Overview

Rohm

Datasheet Details

Part number	BA6970FS
Manufacturer	ROHM
File Size	136.51 KB
Description	2-phase motor driver for VCR cylinder motors
Datasheet	BA6970FS Datasheet
Additional preview pages of the BA6970FS datasheet.

Product details

Description

BA6970FS 597 Motor driver ICs FInput / output circuits (1) ECV (22 pin) BA6970FS (4) I / O of amplifiers 1 and 2 Fig.1 (2) Coil output (8, 6, 5, 3 pin) Fig.4 (5) I / O of hysteresis amplifiers Fig.2 (3) Hall inputs (9, 10, 11, 12 pin), ECI input Fig.5 ∗Note that the resistance values can vary ±30% Fig.3 598 Motor driver ICs FCircuit operation (1) The signal from the Hall device is amplified by the Hall amplifier and then supplied to the driver circuit.The driver gain, which

Features

1) Linear drive system provides low switching noise. 2) Output current can be controlled by either current or voltage input. 3) Two amplifiers and two hysteresis amplifiers. FBlock diagram 4) Constant supply voltage pin for hall devices. 5) High ratio of output current and control current. (4000 typically) 6) Available in a compact surface-mount package. 594 Motor driver ICs FAbsolute maximum ratings (Ta = 25_C) BA6970FS FRecommended operating conditions (Ta = 25_C) 595 Motor driver ICs F.

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Published: Apr 1, 2005 |