LA6502

www.DataSheet4U.com Ordering number : EN7816B Monolithic Linear IC LA6502 Overview 5ch driver for CD and DVD Spindle driver : 3-phase linear sensor-less drive BTL 4ch This LA6502 is a 5ch driver for CD and DVD Spindle driver : 3-phase linear sensor-less drive BTL 4ch. Features Spindle driver block 1) 3-phase sensor-less motor driver 2) Soft switching drive 3) Analog input V type control 4) Current limiter incorporated 5) Counter electromotive FG output 6) Reverse prevention circuit incorporated Threading, focusing, tracking, and loading blocks 1) BTL-AMP type Common block 1) Thermal shutdown circuit incorporated (design guarantee) 2) MUTE function incorporated (pin 3) 3) OP-AMP (1ch) incorporated (open collector output) Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Motor Supply Voltage 1 Motor Supply Voltage 2 Allowable power dissipation Symbol VCC1 VCC2 Pd max1 Pd max2 Conditions SPINDLE, SLED, LOADING power supply FOCUS, TRACKING power supply Independent IC Mounted on a specified board. * Ratings 14.5 14.5 0.8 1.7 Unit V V W W * Mounted on a board : 114.3×76.1×1.6mm3, glass epoxy board. Continued on next page. Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment (home appliances, AV equipment, communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be intended for use f...