LB11988HR Datasheet, PDF (1/8 Pages) Sanyo Semicon Device – Fan Motor Driver

Ordering number : ENA0300
LB11988HR ^{Monolithic Digital IC}
Fan Motor Driver
Overview
The LB11988HR is a motor driver IC optimal for driving the automotive fan motors.
Features
• 3-Phase full-wave current-linear drive system.
• Current limiter circuit built in.
• Output stage upper/lower over-saturation prevention circuit built in.
• Forward/backward rotation direction setting circuit built in.
• FG amplifier built in.
• Thermal shutdown circuit built in.
Absolute Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage
Maximum output current
Allowable power dissipation
Operating temperature range
Storage temperature range
Symbol
VCC max
VS max
IO max
Pd max
Topr
Tstg
Conditions
Independent IC
Allowable Operating Range at Ta = 25°C
Parameter
Supply voltage
Hall input amplitude
Symbol
VS
VCC
VHALL
Conditions
Between hall inputs
Ratings
Unit
24
V
24
V
1.3
A
0.8
W
-40 to +85
°C
-55 to +150
°C
Ratings
5 to 22
5 to 22
±30 to ±80
Unit
V
mVo-p
Any and all SANYO Semiconductor 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 Semiconductor representative
nearest you before usingany SANYO Semiconductor products described or contained herein in such
applications.
SANYO Semiconductor 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 Semiconductor
products described or contained herein.
83006 / 52506 MH IM B8-7845 No.A0300-1/8