UTCUA8868 查看數據表（PDF） - Unisonic Technologies
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UTCUA8868 Datasheet PDF : 6 Pages
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UTC UA8868
LINEAR INTEGRATED CIRCUIT
5-CHANNEL BTL DRIVER FOR DVD PLAYER
DESCRIPTION
The UTC UA8868 is a five-channel BTL driver IC for driving the
motors and actuators such as used in DVD player and CD-ROM.
FEATURES
* Built-in 5 channel drivers:
Dual actuator drivers
Sled motor driver
Spindle driver
Tray in-out driver
* Built-in Two independent comparators
* Thermal shut down and Mute circuit.
HSOP-28
*Pb-free plating product number: UA8868L
BLOCK DIAGRAM
28 27 26 25 24 23 22
GND PGND
60K
-
+
Stand by
60K
+-
Thermal
Shut down
150K
21 20 19 18 17 16 15
Vcc2
90K
+
-
Spindle
Driver
Actuator
Driver (4x)
+-
150K
60K
12
-
+
34
60K
56
+
-
150K
Pre-DRV
PGND Vcc1
TRAY
DRIVER
Sled
Driver
Actuator
Driver (4x)
7
8 9 10 11 12 13 14
Vcc2
Vcc2
Vcc1
UTC UNISONIC TECHNOLOGIES CO., LTD.
1
www.unisonic.com.tw
QW-R109-020,B
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