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KA3022D

Fairchild
Part Number KA3022D
Manufacturer Fairchild
Description 4-Channel Motor Driver
Published Apr 25, 2005
Detailed Description www.fairchildsemi.com KA3022D/KA3022D3 4-Channel Motor Driver Features • • • • • • 3-Channel Balanced TransformerLess(...
Datasheet PDF File KA3022D PDF File

KA3022D
KA3022D

Overview
www.
fairchildsemi.
com KA3022D/KA3022D3 4-Channel Motor Driver Features • • • • • • 3-Channel Balanced TransformerLess(BTL) driver 1-Channel forward-Reverse control DC motor driver Built-in thermal shutdown circuit Built-in mute circuit Operating supply voltage: 4.
5~13.
2V Corresponds to 3.
3V or 5V DSP Description The KA3022D/KA3022D3 is a monolithic IC, suitable for a 1-ch (forward.
reverse) control DC motor driver and a 3-ch motor driver which drives the focus actuator,tracking actuator, and sled motor of a CD-media system.
28-SSOPH-375 28-SSOPH-375SG2 Typical Applications • • • • • • Compact disk ROM (CD-ROM) Compact disk RW (CD-RW) Digital video disk ROM (DVD-ROM) Digital video disk RAM (DVD-RAM) Digital video disk Player (DVDP) Other compact disk media Ordering Information Device KA3022D KA3022DTF KA3022D3 Package 28-SSOPH-375 28-SSOPH-375 28-SSOPH-375SG2 Operating Temp.
-35 °C ~ 85 °C -35 °C ~ 85 °C -35 °C ~ 85 °C -35 °C ~ 85 °C KA3022D3TF 28-SSOPH-375SG2 Rev.
1.
0.
1 May.
2000.
©2000 Fairchild Semiconductor International 1 KA3022D/KA3022D3 Pin Assignments VCC1 VCC3 DO4+ DO3+ IN4.
1 DO4- DO3- FWD 16 13 DO2- GND 28 27 26 25 24 23 22 21 20 19 18 17 15 KA3022D/KA3022D3 1 DO1- 2 DO1+ 3 IN1 4 IN1.
1 5 OPIN+ 6 OPIN- 7 MUTE4 8 GND 9 OPOUT 10 VCC2 11 NC 12 DO2+ 14 GND FIN (GND) 2 REV REF CTL IN4 IN3 (GND) FIN KA3022D/KA3022D3 Pin Definitions Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Pin Name DO1DO1+ IN1 IN1.
1 OPIN+ OPINMUTE4 GND OPOUT VCC2 NC DO2+ DO2GND REV FWD DO3DO3+ CTL IN3 VCC3 VCC1 REF IN4.
1 IN4 DO4+ DO4GND I/O O O I I I I I O I O O I I O O I I I I I I I O O Drive1 Output (-) Drive1 Output (+) Drive1 Input Pin Function Description Drive1 Input, gain adjust.
OP-AMP Input (+) OP-AMP Input (-) CH4 Mute Ground OP-Amp Output Power Supply for CH2 and pre driver No Connection Drive2 Output (+) Drive2 Output (-) Ground CH2 Reverse CH2 Forward Drive3 Output (-) Drive3 Output (...


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