and Functions . Protection against motor lock and automatic return can be with a minimum number of external parts. . provided The LB1663, LB1663M, LB1666 can be operated.

2-Phase unipolar brushless motor (ex. DC brushless fan motor) drivers Package Dimensions unit : mm 3098A - DIP10S [LB1.

Pin Name VIN IN+ IN
  – OUT1 OUT2 RD B1 B2 C GND Function A limiting resistor is connected across VCC and VIN to adjust the current flowing into VIN to be 6 mA to 50 mA, which generates a voltage (6.7 V) on this pin and supplies a regula.

LB1663

LB1660

LB1660N

LB1661

LB1662D

LB1662M

LB1664N

LB1665

LB1666

LB1667

LB1667M

LB1668

LB1668M