器件名称:
FAN8729
功能描述:
Spindle+4-CH Motor Drive IC
文件大小:
487.89KB 共24页
简 介:
www.fairchildsemi.com FAN8729 Spindle+4-CH Motor Drive IC Features Built-in Power Save Circuit Built-in Current Limit Circuit Built-in Thermal Shutdown Circuit (TSD) Built-in TSD Monitor Circuit Built-in FG Signal Output Circuit Built-in Rotational Direction Detecting Circuit Built-in Protection Circuit For Reverse Rotation Built-in 4-CH Balanced Transformerless (BTL) Driver Built-in BTL MUTE Circuit (CH123 and CH4) Corresponds to 3.3V DSP Description The FAN8729 is a monolithic integrated circuit built-in 4Channel BTL motor and spindle motor drivers, which can drive tracking actuator, focus actuator, sled motor, loading motor, 3-phase BLDC motor, and it is applicable to DVD-P/ MDP/CAR-MD/CAR-NAVIGATION systems. 48-QFPH-1414 Typical Application Mini Disk Player Digital Video Disk Player Car Mini Disk Player Car navigation System Ordering Information Device FAN8729 FAN8729_NL*note *Note: NL: Lead free Type Package 48-QFPH-1414 48-QFPH-1414 Operating Temperature -35°C ~ +85°C -35°C ~ +85°C Rev. 1.0.0 2003Fairchild Semiconductor Corporation FAN8729 Pin Assignments MUTE123 VREF123 MUTE4 SVCC2 INS+ INS- OUTS VM3 PC1 48 H1+ 1 47 46 45 44 43 42 41 40 39 VM4 38 37 36 NC H1- 2 VREF4 35 SS DO4- H2+ 3 34 DO4+ H2- 4 33 DO3- H3+ 5 32 DO3+ H3- 6 31 PGND2 FAN8729 FG 7 30 DO2DIR 8 29 DO2+ SVCC1 9 28 DO1- VM1 10 27 DO1+ CS1 11 26 OPOUT PGND1 12 13 A3 14 A2 15 A1 16 SGND 17 NC 18 TSD_M 19 IN4 20 IN3 21 IN2 22 IN1 23 VM……
