BD6640KVT

Features of the BD6640KVT are:(1)operates at low power supply voltage(2.1V min);(2)power DMOS output with low ON resistance(0.8 typ.);(3)incorporates a charge pump circuit for VG boost;(4)3-phase full-wave sensorfess driving system for spindle;(5)3-value control 3-phase driver for sled;(6)2ch,3-value control H-bridges for focus/tracking;(7)PWM half-bridges for spindle VM power supply.

The absolute maximum ratings of the BD6640KVT can be summarized as:(1):the parameter is power supply voltage for control circuit,the symbol is VCC,the limits is 7,the unit is V;(2):the parameter is power supply voltage for driver block,the symbol is VM,the limits is 7,the unit is V;(3):the parameter is power supply voltage for pre-driver block,the symbol is VG,the limits is 14,the unit is V;(4):the parameter is input voltage,the symbol is VIN,the limits is 0 to VCC,the unit is V;(5):the parameter is output current,the symbol is IOMAX,the limits is 500,the unit is mA;(6):the parameter is power dissipation,the symbol is Pd,the limits is 1250,the unit is mW;(7):the parameter is operating temperature range,the symbol is Topr,the limits is -25 to +75,the unit is ;(8):the parameter is storage temperature range,the symbol is Tstg,the limits is -55 to +150,the unit is ;(9):the parameter is junction temperature ,the symbol is Tjmax,the limits is +150,the unit is .