LB1997 Datasheet (Sanyo) - Three-Phase Brushless Motor Driver

LB1997, Three-Phase Brushless Motor Driver

Pin number 17 Pin name Pin voltage 4V to 13.6V Equivalent circuit Pin function VCC2 VCC3 Source side predrive voltage supply pin Constant current control amplifier voltage supply pin Power supply pin for all circuits except output transistors, source predriver, and low current control amplifi

Ordering number : EN5978A LB1997 Monolithic Digital IC LB1997 Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive Overview The LB1997 is a three-phase brushless motor driver especially suited for CD-ROM spindle motor drives.

Package Dimensions unit: mm 3222-HSOP28 [LB1997] 28 15 Functions 5.6 1.0 0.2 Allowable power dissipation, Pd max W Current linear drive Control V type amplifier Separate power supply for output upper side bias circuit al

LB1997 Features

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