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LB1877V Datasheet

  • LB1877V

  • Brushless Motor Driver with Speed Control for Portable Casse...

  • 7頁(yè)

  • SANYO

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Ordering number : ENN6200A
LB1877V
Monolithic Digital IC
LB1877V
Brushless Motor Driver with Speed Control
for Portable Cassette Recorders
Overview
The LB1877V is a motor driver well suited for driving
motors of minicassette recorders, headphone stereos, and
microcasette recorders that use a 3V power supply.
20
Package Dimensions
unit: mm
3179A-SSOP20
11
1.0
4.4
1.6max
[LB1877V]
鈥?Brushless sensorless motor drive (3-phase half-wave drive)
鈥?Forward/reverse drive possible
鈥?Built-in speed control function (voltage servo)
鈥?Built-in reference voltage (0.9V)
鈥?Soft switching
1
6.7
10
0.15
0.22
0.65
0.43
SANYO : SSOP20
Specifications
Absolute Maximum Ratings
at Ta = 25
擄
C
Parameter
Maximum supply voltage
Maximum output current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V
CC
max
I
O
max
Pd max
Topr
Tstg
Conditions
Ratings
6.0
0.5
0.35
鈥?0 to +80
鈥?0 to +150
Unit
V
A
W
擄C
擄C
Allowable Operating Ranges
at Ta = 25
擄
C
Parameter
Power supply voltage
Symbol
V
CC
Conditions
Ratings
1.8 to 5.0
Unit
V
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
80699RM(KI) No. 6200-1/7
0.1
0.5
Functions and Features
6.4

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