LB11980H Datasheet, PDF (1/11 Pages) Sanyo Semicon Device – Monolithic Digital IC For VCR Capstan Three-Phase Brushless Motor Driver

Ordering number : EN8798
Monolithic Digital IC
LB11980H ^{For VCR Capstan}
Three-Phase Brushless Motor Driver
Overview
LB11980H is a 3-phase brushless motor driver optimal for driving the VCR capstan motors.
Features
• 3-Phase full-wave current-linear drive system.
• Torque ripple correction circuit built-in.(correction factor variable)
• Current limiter circuit built in.
• Output stage upper/lower over-saturation prevention circuit built in. (No external capacitor required)
• FG amplifier built in.
• Thermal shutdown circuit built in.
Absolute Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Maximum supply voltage
VCC max
VS max
Maximum output current
Allowable power dissipation
IO max
Pd max
Mounted on a specified board *
Independent IC
Operating temperature
Topr
Storage temperature
Tstg
* Mounted on a specified board: 114mm×71.1mm×1.6mm, glass epoxy board
Ratings
Unit
7
V
25
V
1.3
A
1.81
W
0.77
W
-20 to +75
°C
-55 to +150
°C
Allowable Operating Range at Ta = 25°C
Parameter
Supply voltage
Hall input amplitude
GSENSE input range
Symbol
VS
VCC
VHALL
VGSENSE
Conditions
Between hall inputs
With respect to the control system ground
Ratings
5 to 24
4.5 to 5.5
±30 to ±80
-0.20 to +0.20
Unit
V
V
mVo-p
V
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 using any 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.
D2706 MS IM B8-5775 No.8798-1/11