LB1991V_09 SANYO [Sanyo Semicon Device], LB1991V_09 Datasheet

LB1991V_09

Manufacturer Part Number

LB1991V_09

Description

For Fan Motor 3-phase Brushless Motor Driver

Manufacturer

SANYO [Sanyo Semicon Device]

Datasheet

1.LB1991V_09.pdf (7 pages)

Current page: 1 of 7
Download datasheet (136Kb)

Ordering number : EN5792B

LB1991V

Overview

Functions

Specifications

Absolute Maximum Ratings at Ta = 25°C

Allowable Operating Ranges at Ta = 25°C

Maximum supply voltage

Applied output voltage

Maximum output current

Allowable power dissipation

Operating temperature

Storage temperature

Supply voltage

Hall input amplitude

The LB1991V is a 3-phase brushless motor driver IC that is optimal for driving the DC fan motor.

• 3-phase full-wave voltage drive technique (120° voltage-linear technique)

• Torque ripple correction circuit (overlap correction)

• Speed control technique based on motor voltage and current control

• Built-in FG comparators

• Built-in thermal shutdown circuit

Parameter

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

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

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.

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.

s products or equipment. To verify symptoms and states that cannot be evaluated in an independent

V CC 1 max

V CC 2 max

V S max

V O max

I O max

Pd max

Topr

Tstg

V CC 1

V CC 2

V S

V HALL

Symbol

Monolithic Digital IC

For Fan Motor

3-phase Brushless Motor Driver

Independent IC

V CC 1 ≤ V CC 2

Between Hall effect element inputs

Conditions

10709 MS/73099TH (OT)/53098RM (OT) No.5792-1/7

Ratings

s products or

Up to V CC 2

-55 to +150

±20 to ±80

-20 to +75

2.7 to 6.0

3.5 to 9.0

V S +2

440

1.0

mVp-p

Unit

°C

Related parts for LB1991V_09

LB1991V_09 Summary of contents

Page 1

Ordering number : EN5792B LB1991V Overview The LB1991V is a 3-phase brushless motor driver IC that is optimal for driving the DC fan motor. Functions • 3-phase full-wave voltage drive technique (120° voltage-linear technique) • Torque ripple correction circuit (overlap ...

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LB1991V_09 SANYO [Sanyo Semicon Device], LB1991V_09 Datasheet

LB1991V_09

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