LB1670M

The LB1670M can be applicated in rotational control of brushless, sensorless motors for use in audio applications such as headphone stereos, (CD) radio-cassette recorders, CD players and other general-purpose applications which is a kind of driver for brushless, sensorless motors.

The features of LB1670M can be summarized as (1)bidirectional motor driver; (2)speed control function on-chip; (3)stop/start pin on-chip; (4)stable reference voltage on-chip; (5)one comparator on-chip (npn open collector output); (6)wide operating voltage range (1.8 to 12V).

The absolute maximum ratings and allowable operating conditions of LB1670M are (1)maximum supply voltage VCC max: 15V; (2)output transistor voltage VOTR max: 30V; (3)maximum output current IM max: 1.5 A; (4)allowable power dissipation Pd max: 1W; (5)operating temperature Topr: - 20 to 80 °C; (6)storage temperature Tstg: - 40 to 125°C; (7)operating voltage range VCCop: 1.8 to 12V.