LB1998 Datasheet PDF (Three-Phase Brushless Motor Driver)

LB1998 - Three-Phase Brushless Motor Driver

Description

Pin number 19 Pin name VCC2 Pin voltage 4V to 13.6V Equivalent circuit Pin function Source side predrive voltage and constant current control amplifier voltage supply pin Power supply pin for all circuits except output transistors, source predriver, and low current control amplifier Reverse de

Features

kΩ 3 50 kΩ A11205 Brake mode switching pin BRAKE: High.
> Short brake Low/Open.
> Reverse brake Brake mode changes when VCIN > VCREF. Continued on next page No. 5979-8/9 LB1998 Continued from preceding pa.

Datasheet Details

Part number	LB1998
Manufacturer	SANYO
File Size	91.74 KB
Description	Three-Phase Brushless Motor Driver
Datasheet	LB1998 Datasheet
Additional preview pages of the LB1998 datasheet.

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Full PDF Text Transcription

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Ordering number : EN5979A LB1998 Monolithic Digital IC LB1998 Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive Overview The LB1998 is a three-phase brushless motor driver especially suited for CD-ROM spindle motor drives. Package Dimensions unit: mm 3234-HSOP28HC [LB1998] 15.3 6.2 2.7 28 15 Functions • Current linear drive • Control V type amplifier • Top side current detection technique reduces loss voltage of current detection resistor. Voltage effect of this resistor reduces internal current drain of IC.

Published: Apr 25, 2005 |