61808 MS PC/N0999RM (OT) No.6211-1/6

Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate

the performance, characteristics, and functions of the described products in the independent state, and are not

guarantees of the performance, characteristics, and functions of the described products as mounted in the

customer

device, the customer should always evaluate and test devices mounted in the customer

equipment.

Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to

"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,

communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be

intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace

instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety

equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case

of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee

thereof. If you should intend to use our products for applications outside the standard applications of our

customer who is considering such use and/or outside the scope of our intended standard applications, please

consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our

customer shall be solely responsible for the use.

LB11988

Overview

LB11988 is a Fan motor driver for refrigerator.

Functions

• Three-phase full-wave current linear drive

• Built-in current limiter circuit

• Built-in saturation prevention circuits in both the upper and lower sides of the output stage

• Forward/backward rotation direction setting circuit built in

• FG amplifier

• Thermal shutdown circuit

Specifications

Absolute Maximum Ratings at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

VCC max

24

V

Maximum supply voltage

VS max

24

V

Maximum output current

IO max

1.3

A

Allowable power dissipation

Pd max

Independent IC

1.13

W

Operating temperature

Topr

-30 to +75

°C

Storage temperature

Tstg

-55 to +150

°C

Allowable Operating Ratings at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

VS

5 to 22

V

Supply voltage

VCC

7 to 22

V

Hall input amplitude

VHALL

Between Hall inputs

±30 to ±80

mVo-p

Monolithic Digital IC

For Refrigerator

Fan Motor Driver

Ordering number : EN6211A