LB1988N Datasheet, PDF (1/9 Pages) Sanyo Semicon Device – Three-Phase Sensorless Motor Driver + Loading Motor Driver

Ordering number : ENN6185
Monolithic Digital IC
LB1988N
Three-Phase Sensorless Motor Driver
+ Loading Motor Driver
Overview
The LB1988N is a sensorless motor driver that includes an
on-chip loading motor driver as well. It is optimal for
VCR drum motor drive.
Functions and Features
• Soft switching drive
• Does not require Hall-effect sensors
• Does not require FG sensors
• PG amplifier
• Thermal shutdown circuit
• Current limiter circuit
• Loading motor driver
Package Dimensions
unit: mm
3196-DIP30SD
[LB1988N]
30
16
1
15
27.2
1.14
1.78
0.48
0.95
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage 1
Maximum supply voltage 2
Maximum supply voltage 3
Maximum applied output voltage
Maximum applied input voltage
Maximum cylinder current
Maximum loading current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V_CCmax
V_CCLmax
V_REGmax
Vomax
VI1max
Iomax
Iomax (AVE)
Iomax (peak)
Pdmax
Topr
Tstg
Conditions
When mounted on the specified printed circuit board*
Note: * Specified printed circuit board: 114.3 × 76.1 × 1.6 mm³, glass epoxy
SANYO: DIP30SD
Ratings
Unit
14.5
V
14.5
V
7.0
V
14.5
V
– 0.3 to V_REG + 0.3
V
1.0
A
0.4
A
1.2
A
2.8
W
–20 to +75
°C
–55 to +150
°C
Any and all SANYO 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 representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO 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 products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
71699RM (OT) No. 6185-1/9