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Электронный компонент: BA6852FP

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792
Motor driver ICs
Spindle and loading motor driver for PD
BA6852FP
The BA6852FP is a motor driver IC developed for use in PD, CD-ROM and DVD applications. In addition to having a
conventional spindle motor driver, it includes a reversible motor driver for use with loading motors to allow easy system
construction.
F
Applications
PD, CD-ROM and DVD.
F
Features
1) Power save circuit (three-level switch) allows FG out-
put in power save mode.
2) FGSW allows selection between either three-phase
composite output or single-phase output for the FG
output.
3) The output voltage for the loading motor driver can be
set using the Vref pin.
F
Absolute maximum ratings (Ta = 25
_
C)
F
Recommended operating conditions (Ta = 25
_
C)
793
Motor driver ICs
BA6852FP
F
Block diagram
794
Motor driver ICs
BA6852FP
F
Pin descriptions
795
Motor driver ICs
BA6852FP
F
Electrical characteristics (unless otherwise noted, Ta = 25
_
C, V
CC
= 5V, V
M1
= 12V, and V
M2
= 12V)
796
Motor driver ICs
BA6852FP
F
Measurement circuits
(1)
Measurement circuit resistance
(2)
Input / output table
Note: Forward E
C
< E
CR
Reverse E
C
> E
CR
Input voltage
H = 2.6V
M = 2.5V
L = 2.4V