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FAN8024BD

Part Number	FAN8024BD
Manufacturer	Fairchild Semiconductor
Description	4-Channel Motor Driver
Published	Mar 30, 2005
Detailed Description	www.fairchildsemi.com FAN8024BD 4-Channel Motor Driver Features • • • • • 2-Channel BTL driver with current feedback 2...
Datasheet	FAN8024BD PDF File

Overview

www.
fairchildsemi.
com FAN8024BD 4-Channel Motor Driver Features • • • • • 2-Channel BTL driver with current feedback 2-Channel BTL DC motor driver Built-in thermal shutdown circuit Built-in mute circuit Operating supply voltage: 4.
5~13.
2V Description The FAN8024BD is a monolithic IC, suitable for 2-ch BTL DC motor drivers and 2-ch motor drivers with current feedback which drive the focus and tracking actuators of a CD- media system.
28-SSOPH-375 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 FAN8024BD Package 28-SSOPH-375 Operating Temp.
-25 °C ~ 85 °C -25 °C ~ 85 °C FAN8024BDTF 28-SSOPH-375 Rev.
1.
0.
1 ©2002 Fairchild Semiconductor Corporation 2 28 1 2 3 4 5 6 7 8 9 10 PGND1 DO2− DO2+ DO1− DO1+ 11 12 13 14 PVCC1 27 26 25 24 23 22 IN1 CAP1.
1 CAP1.
2 IN2.
1 IN2.
2 OUT2 FB1 STBY REF IN4 CAP4.
1 CAP4.
2 IN3 VCCGND FAN8024BD Pin Assignments (GND) FIN FAN8024BD FIN (GND) VCC 21 20 19 18 17 16 15 PVCC2 FB4 PGND2 DO3− DO3+ DO4− DO4+ FAN8024BD 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 IN1 CAP1.
1 CAP1.
2 IN2.
1 IN2.
2 OUT2 FB1 VCC PVCC1 PGND1 DO2− DO2+ DO1− DO1+ DO4+ DO4− DO3+ DO3− PGND2 FB4 PVCC2 VCCGND IN3 CAP4.
2 CAP4.
1 IN4 REF STBY I/O I I I O I O O O O O O O O I I I I CH1 input Connection with capacitor for CH1 OP-AMP CH2 input(+) OP-AMP CH2 input(-) OP-AMP CH2 output Feedback for CH1 Signal Vcc Power Supply 1 Power Ground 1 Drive2 Output (-) Drive2 Output (+) Drive1 Output (-) Drive1 Output (+) Drive4 Output (+) Drive4 Output (-) Drive3 Output (+) Drive3 Output (-) Power Ground 2 Feedback for CH4 Power Supply 2 Vcc ground CH3 input Connection with capacitor for CH4 CH4 input Bias voltage input Stand-by input Pin Function Description 3 FAN8024BD Internal Block Diagram VCCGND PGND2 CAP4.
1 CAP4.
2 PVCC2 DO3− D...

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FAN8024BD 4-Channel Motor Driver - Fairchild Semiconductor

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