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.

21209 MS 20090114-S00018 No.A1412-1/4

LB11966M

Overview

The LB11966M is a two-phase half-wave brushless motor driver for fan motor.

Functions

• 2-phase half-wave drive.

• Lock protection and automatic return function incorporated.

• RD (Rotation Detection) outputs incorporated.

• Output protection zener diode incorporated.

• FG (Frequency Generation) outputs incorporated.

• Hall input amplifier incorporated.

• Thermal shutdown circuit incorporated.

Specifications

Absolute Maximum Ratings at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage

VCC max

16

V

IOUT ave

500

mA

Output current

IOUT peak

t

≤ 1s

1200

mA

Output withstand voltage

VOUT max

Internal

V

FG/RD output current

IFG/RD max

10

mA

FG/RD output withstand voltage

VFG/RD max

16

V

Allowable power dissipation

Pd max

Mounted on a specified board *

800

mW

Operating temperature

Topr

-30 to +85

°C

Storage temperature

Tstg

-55 to +150

°C

* Specified board : 114.3mm

× 76.1mm × 1.6mm, glass epoxy board.

Monolithic Digital IC

For Fan Motor

2-phase Half-Wave Driver

Ordering number : ENA1412