Ordering number : EN6186
LB1978V
Monolithic Digital IC
LB1978V
Three-Phase Half-Wave Sensorless Motor Driver for Headphone Stereos
Functions and Features
• Three-phase sensorless motor driver • Built-in speed control • Built-in reference voltage and forward/reverse switching pin • Soft switching • Built-in short brake drive pin
Package Dimensions
unit: mm 3191-SSOP30
[LB1978V]
30 16
5.
6
1.
0
1 15 0.
15 9.
95 0.
22 0.
65 0.
43
0.
1 1.
6max
SANYO : SSOP30
Specifications
Absolute Maximum Ratings at Ta = 25˚C
Parameter Maximum supply voltage Output
transistor withstand voltage Maximum output current Allowable power dissipation Operating temperature Storage temperature Symbol Vcc max Vsus Io max ...