KA3010D Datasheet, PDF (1/13 Pages) Fairchild Semiconductor – 4-CH MOTOR DRIVER

CD-ROM PRODUCTS
KA3010D
4-CH MOTOR DRIVER
The KA3010D is a monolithic integrated circuit, and
suitable for 4-CH motor driver which drives tracking
actuator, focus actuator, sled motor and loading motor
of CD/CD-ROM/DVD system, and can also drive
spindle motor of CD system.
28-SSOPH-375
FEATURES
• 1-phase, full-wave, linear DC motor driver
• Wide dynamic range:
— V_CC=5V, R_L=8Ω → V_OM=3.0V
— V_CC=12V, R_L=24Ω → V_OM=9.5V
• Output gain adjustable
• Built in op-amp
• Built in mute function
• Built in level shift circuit
• Built in thermal shutdown function
ORDERING INFORMATION
Device
Package
Operating Temperature
KA3010D 28-SSOPH-375
−20°C ~ +75°C
BLOCK DIAGRAM
28 27
−
Level
shift
26 25 24
10k
+
10k
23 22
−
21 20 19 18 17 16 15
10k
TSD
+
10k
−
Level
shift
−
Level
10k
shift
−
+
MUTE
50k 50k
−
10k
+
Level
shift
−
10k
1
2
3
45
6
7
10k
8
9 10 11 12 13 14
© 1999 Fairchild Semiconductor Corporation
MIC-99D001
January 1999
Rev. B
1