Datasheet > LB1998

LB1998

更新时间： 2024-10-26 22:51:59

品牌	Logo	应用领域
三洋 - SANYO		驱动器电机
页数	文件大小	规格书
9页	85K
描述
Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive

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中文翻译

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数据手册

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LB1998 数据手册

Ordering number : EN5979A

LB1998

Monolithic Digital IC

LB1998

Three-Phase Brushless Motor Driver

for CD-ROM Spindle Drive

Overview

Package Dimensions

unit: mm

The LB1998 is a three-phase brushless motor driver

especially suited for CD-ROM spindle motor drives.

3234-HSOP28HC

[LB1998]

15.3

6.2

2.7

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.

• Built-in current limiter circuit

0.25

0.8

0.3

0.85

• Built-in reverse blocking circuit

• Hall FG output

SANYO : HSOP28HC

• Built-in 1 Hall FG/3 Hall FG switching circuit

• Built-in short braking circuit

• Built-in Hall bias cicuit

• Built-in thermal shutdown circuit

• Built-in S/S function

Pd max – Ta

With substrate (114.3 mm×76.1 mm×1.6 mm )

2.0

1.8

1.6

• Built-in 3 mode gain switching function ensures

compatibility with 8/12 cm CAV and CLV discs

1.2

0.8

1.08

IC only

0.79

0.474

0.4

–25

100

Ambient temperature, Ta – °C

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

No. 5979-1/9

60499RM(KI)/30299RM(KI)

12 3 4 5 6 7...9

中文翻译

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