Ordering number : ENN6470

52600RM (OT) No. 6470-1/9

Overview

The LB11880 is a sensorless motor driver that also

includes a loading motor driver. It is ideal for drum motor

drive in VCR products.

Functions and Features

• Soft switching drive

• No Hall sensors required

• No FG sensors required

• Built-in PG amplifier

• Built-in thermal shutdown circuit

• Current limiter circuit

• On-chip loading motor driver

Package Dimensions

unit: mm

3196A-DIP30SD

(1.04)

1.78

0.95

0.48

115

30

16

27.0

SANYO: DIP30SD

[LB11880]

LB11880

SANYO Electric Co.,Ltd. Semiconductor Company

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

Three-Phase Sensorless Motor Driver with

Loading Motor Driver

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.

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage 1

14.5

V

Maximum supply voltage 2

14.5

V

Maximum supply voltage 3

VREG max

7.0

V

Output voltage

Vomax

14.5

V

Input voltage

VI1max

–0.3 to VREG + 0.3

V

Cylinder current

Iomax

1.0

A

Loading current

Iomax (AVE)

0.4

A

Iomax (peak)

1.2

A

Allowable power dissipation

Pdmax

When mounted on the specified printed circuit board*

2.8

W

Operating temperature

Topr

–20 to +75

°C

Storage temperature

Tstg

–55 to +150

°C

Specifications

Absolute Maximum Ratings at Ta = 25°C

Note: * Specified printed circuit board: 114.3

× 76.1 × 1.6 mm glass-epoxy board