BD7776ARFS

1/3 Structure Product series Type Characteristic Silicon Monolithic Integrated Circuit 7ch Power Driver for CD,DVD±RW,DVD-RAM BD7776ARFS ・ 3-phase-sensor-less system, therefore don’t need three hall sensors. ・ Output current detection resister is not necessary with internally equipped detection circuit. ○ Absolute maximum ratings Parameter POWER MOS Power supply voltage Preblock/BTL powerblock Power supply voltage PWM control block Power supply voltage Power dissipation Operating temperature range Storage temperature Junction temperature Symbol SPVM,SLVM Vcc, AVM,LDVM DVcc Pd Topr Tstg Tjmax Limits 15 #1 Unit V V V www.DataSheet4U.com 15 7 1.5 ＃2 W ℃ ℃ ℃ -20～ 70 -55～ 150 150 #1 POWER MOS output terminals (29～32, 35～37pin) is contained. #2 PCB (70mm×70mm×1.6mm,occupied copper foil is less than 3%,glass epoxy standard board) mounting. Reduce power by 12mW for each degree above 25℃. ○ Recommended operating conditions (Ta=-20～ +70℃ ) (Set the power supply voltage taking allowable dissipation into considering) Parameter Spindle driver powerblock power supply voltage Sled motor driver powerblock power supply voltage Preblock power supply voltage Loading driver power block power supply voltage Actuator driver powerblock power supply voltage PWM control block power supply voltage Spindle driver output current Actuator/sled motor/loading motor driver output current Symbol SPVM SLVM Vcc LDVM AVM DVcc Iosp Ioo MIN － － 10.8 4.3 4.3 4.3 － － TYP Vcc#3 Vcc#3 12 5.0 5.0 5.0 ...