Overview
The LB1824 produces the direct PWM drive output
appropriate for the brushless motors used in office data
processing (OA) equipment, and integrates on a single
chip the speed control circuits, FG amplifier, and other
circuits required to form the drive circuit.
Features
Breakdown voltage: 30 V, output current: 2.5 A
Direct PWM drive output
Crystal oscillator circuit
Speed discriminator plus PLL speed control system
Forward/reverse switching circuit
Start/stop switching circuit
Current control circuit
Overheating protection circuit
Built-in FG amplifier
Lock detection output
Package Dimensions
unit: mm
3147B-DIP28HS
Monolithic Digital IC
Ordering number : ENN4264B
73099TH (OT)/93097HA (OT) / 52893TS A8-8630 No. 4264-1/10
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
Power Brushless Motor Driver
for OA Equipment
LB1824
1
14
28
15
0.4
0.6
4.0
27.0
20.0
R1.7
8.4
1.93
1.78
1.0
12.7
11.2
[LB1824]
SANYO: DIP28HS
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.