Sanyo LB1822 Specifications

Ordering number:EN3318

Monolithic Digital IC

LB1822

3-Phase Brushless Motor Predriver

with Digital Speed Control

Overview

The LB1822 is a monolithic predriver IC for controlling
three-phase brushless motors and has an on-chip digital
speed control circuit. The LB1822 is ideally suited for
driving the motor of laser beam printers, facsimiles, plain

paper copiers, and so on.

Features

• 30V withstand voltage and 30mA output current.

• Current limiter.

• Low-voltage protection circuit.

• Thermal shutdown circuit.

• Hall amp with hysteresis characteristic.

• Start/Stop terminals.

• Crystal osillator and divider.

• Digital speed control circuit.

• Lock detector.

Specifications

Absolute Maximum Ratings at Ta = 25˚C

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Package Dimensions

unit:mm

3147A-DIP28HS

[LB1822]

SANYO : DIP28HS

03V
03V
03Am

˚C
˚C

Allowable Operating Conditions at Ta = 25˚C

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1egatlovylppuSV
2egatlovylppuSV

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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.

CC

M

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CSO

DL

SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquaters

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

82098HA (KT)/3260TA, TS(GTPS) No.3318-1/5

82ot5.9V
82ot5V
02ot0Am
03ot0Am
02ot0Am

LB1822

Electrical Characteristics at Ta = 25˚C, VCC=VM=24V

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1 3305Am

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2edompotS35Am

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H

1H
2H

BH

HCI

NI

HLS

LHS

)RC(HO

)RC(LO

CSO

1fR
2fR

DSVL

DSVL

)GF(OI

)GF(B

)GF(HO

)GF(LO

)D(HO
)D(LO

)TNI(OI

)TNI(B

)TNI(HO
)TNI(LO

)DL(LO

Am01=8.351.45.4V

HV

V

CC

I

HV

I

CSO

I

GF

I

GF

Tj=100˚C

I

DL

V82ot5.9=06051Vm

V02ot5=06051Vm

Am02= 5.1V

Am2–=6.52.68.6V

Am2=15.1V

Am01= 5.0V

sgnitaR

nimpytxam

14Aµ

5.18.2V

423324Vm
80223Vm
52–31–1–Vm

9.22.35.3V

9.01.13.1V

24.05.06.0V

4.044.084.0V

5.71.87.8V

54.06.057.0V

01–01+Vm
1–1+Aµ

7.4V

3.0V

01–01Vm

4.0–4.0+Aµ

7.33.49.4V

8.02.1V

Continued on next page.

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mV/˚C

%/˚C

˚C
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No.3318-2/5