LB1817M

The LB1817M is the ideal IC for applications requiring a 5V, low-profile FDD spindle motor driver. If you want to know about this IC, please go to our website.

The features of LB1817M can be summarized as (1)three phase total wave linear driver (external PNP); (2)low saturation voltage; (3)on-chip digital speed control; (4)start/stop circuit level active); (5)rotation speed switching; (6)current limiter circuit; (7)on-chip index processing circuit; (8)Index timing supports adjustments using VR; (9)AGC circuit; (10)temperature protection circuit.

The absolute maximum ratings of LB1817M are (1)maximum supply voltage VCC max: 7.0V; (2)maximum output current ICC max: t0.5sec 1.5 A; (3)steady maximum output current IO max: 1.0A; (4)allowable power dissipation Pd max: IC alone 1W; (5)operating temperature Topr: -20 to +80°C; (6)storage temperature range Tstg: -40 to +150°C; (7)allowable operating conditions at Ta = 25°C(supply voltage VCC: 4.2 to 6.5V).