FAN8024BD

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...