LB11972V
Overview
3-Phase Sensorless Motor Driver for Fan Motor Driver for Refrigerator
The LB11972V is a 3-phase full-wave current linear sensorless motor driver. It is optimal for refrigerator fan motor drive.
Functions
- Three-phase sensor-less motor driver
- Current linear drive
- Built-in current limiting circuit
- Built-in output stage saturation preventive circuit
- With coil counter-electromotive FG output
- Built-in thermal shutdown circuit
- Built-in beat lock preventive circuit
Specitications
Absolute Maximum Ratings at Ta = 25°C
Parameter Supply voltage Output application voltage Input application voltage Output current Internal allowable loss Symbol
Operating temperature Storage temperature
- Specified board (114.3×76.1×1.6mm : Glass epoxy) Operating Range at Ta = 25°C
Parameter Supply voltage w w w t a .D
VO max VI max IO max Pd max1 Pd max2 Topr Tstg Symbol VCC
VCC max
S a
Conditions e h
U 4 t e
.c m o
Ratings 15.0 15.0 -0.3 to VCC+0.3 1.0 0.5 1.0 -30 to +85...
