KA8329B Datasheet, PDF (1/11 Pages) Samsung semiconductor – 3-PHASE CAPSTAN MOTOR DRIVER

KA8329B
3-PHASE CAPSTAN MOTOR DRIVER
The KA8329B is a monolithic integrated circuit, and suitable for
3-phase capstan motor driver of VCR system.
VCR PRODUCTS
32-SDIPH-400
FEATURES
• 3-phase, full-wave, linear BLDC motor driver
with 3 hall sensors
• Built-in TSD(Thermal Shutdown) circuit
• Built-in torque ripple control circuit
• Built-in output current limiter
• Motor speed control
• High output current
• Built-in FG amplifier with sinusoidal waveforms
• Built-in hall amplifier
• Built-in CW and CCW circuit
ORDERING INFORMATION
Device
Package Operating Temperature
KA8329B 32-SDIPH-400
n Š - 20 + 75
BLOCK DIAGRAM
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
CW&CCW
1.8K
2.5V
GND GND GND GND
1.8K
1.25V
-+
-+
V_CC1
56K - +
-+
56K
++-
TSD
LOG IC
+-
1
2
+-
3
4
+-
GND GND GND GND
5
6
7
8
9
10
11
12
13
14
15
16
PM-97-D012
April 1997.