Ordering number : EN5975

O3098RM (OT) No. 5975-1/8

Overview

The LB1999M is a 3-phase brushless motor driver that is

particularly appropriate for VCR capstan motor drivers.

Functions

· 3-phase full-wave drive

· Built-in torque ripple correction circuit (fixed correction

ratio)

· Built-in current limiter circuit and control characteristics

that include gain switching

· Upper and lower side output stage over-saturation

prevention circuit that does not require external

capacitors.

· FG amplifier with built-in Schmitt comparator

· Thermal shutdown circuit

Package Dimensions

unit: mm

3129-MFP36SLF

SANYO: MFP36SLF

[LB1999M]

LB1999M

SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters

TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN

Three-Phase Brushless Motor Driver

for VCR Capstan Motors

Monolithic Digital IC

Any and all SANYO products described or contained herein do not have specifications that can handle

applications that require extremely high levels of reliability, such as life-support systems, aircraft’s

control systems, or other applications whose failure can be reasonably expected to result in serious

physical and/or material damage. Consult with your SANYO representative nearest you before using

any SANYO products described or contained herein in such applications.

SANYO assumes no responsibility for equipment failures that result from using products at values that

exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other

parameters) listed in products specifications of any and all SANYO products described or contained

herein.

Ambient temperature, Ta — °C

Independent IC