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Ordering number : EN6186

LB1978V

Monolithic Digital IC

LB1978V

Three-Phase Half-Wave Sensorless Motor Driver

for Headphone Stereos

Functions and Features

鈥?Three-phase sensorless motor driver

鈥?Built-in speed control

鈥?Built-in reference voltage and forward/reverse

switching pin

鈥?Soft switching

鈥?Built-in short brake drive pin

5.6

7.6

0.15

Package Dimensions

unit: mm

3191-SSOP30

[LB1978V]

30

16

1

15

9.95

0.22

0.65

0.43

0.1

1.6max

SANYO : SSOP30

Specifications

Absolute Maximum Ratings

at Ta = 25藲C

Parameter

Maximum supply voltage

Output transistor withstand voltage

Maximum output current

Allowable power dissipation

Operating temperature

Storage temperature

Symbol

Vcc max

Vsus

Io max

Pd max

Topr

Tstg

Tj = 125藲C

Conditions

Ratings

2.0

4

0.6

0.4

0 to 60

鈥?0 to +125

Unit

V

V

A

W

藲C

藲C

Allowable Operating Ranges

at Ta = 25藲C

Parameter

Power supply voltage

Symbol

Vcc

Conditions

Ratings

1.0 to 1.7

Unit

V

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.

SANYO Electric Co.,Ltd. Semiconductor Company

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

63099RM(KI) No. 6186-1/9

0.5

1.0

next

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