FAN8005D2

www.fairchildsemi.com FAN8005D2 3-CH Motor Driver Features 3-Channel BTL (Balanced transformer-less) driver Built-in variable regulator with reset (Series-REG) Built-in thermal shutdown circuit Built-in power save circuit Built-in general OP-amp Operating supply voltage: 4.5V ~ 5.5V Corresponds to 3.3V or 5V DSP Description The FAN8005D2 is a monolithic integrated circuit, suitable for a 3-ch motor driver which drives focus actuator, tracking actuator, and sled motor of a CD-media system. 28-SSOPH-300 www.DataSheet4U.com Typical Applications Compact disk player Digital video disk player Compact disk ROM Ordering Information Device FAN8005D2 Package 28-SSOPH-300 Operating Temp. −35°C ~ +85°C −35°C ~ +85°C FAN8005D2TF 28-SSOPH-300 Rev. 1.0.2 ©2001 Fairchild Semiconductor Corporation 2 REF 28 1 2 3 4 5 6 7 VM12 PS DO2+ DO2− FIN(GND) 8 9 10 11 12 13 DO1+ DO1− 14 SGND 27 26 25 24 23 22 21 20 VCC IN.1 IN.2 OUT1 IN2.1 IN2.2 IN3.1 IN3.2 OUT3 OPOUT OPIN+ OPIN− FIN(GND) OUT2 REGOX FAN8005D2 Pin Assignments FAN8005D2 VM3 19 18 17 16 15 VREGX RESX DO3+ DO3− PGND FAN8005D2 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 REF IN1.1 IN1.2 OUT1 IN2.1 IN2.2 OUT2 SGND VM12 PS DO2+ DO2− DO1+ DO1− PGND DO3− DO3+ RESX VREGX VM3 REGOX OPIN− OPIN+ OPOUT OUT3 IN3.2 IN3.1 VCC I/O I I I O I I O I O O O O O O I O I I I O O I I Bias voltage input Op-amp CH1 input (+) Op-amp CH1 input (−) Op-amp CH1 output O...