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61808 MS PC/42001RM (OT) No.6656-1/7
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer
's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer
'sproductsor
equipment.
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
LB11981
Overview
LB11981 is a Three-phase sensorless motor driver for refrigerator fan motor.
Features
No Hall sensors required.
No FG sensors required.
Lock detection circuit (Can be set to operate in either automatic recovery or latching mode.)
Thermal shutdown circuit.
Current limiter circuit.
Low-voltage shutdown circuit.
Forward/reverse switching.
Supports both single- and dual-power supply circuits.
Specifications
Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage 1
VCC max
30
V
Supply voltage 2
VCCM max
Power supply for output stage
30
V
Applied output voltage
VO max
30
V
Applied input voltage
VI max
-0.3 to VCC+0.3
V
Maximum output current
IO max
1.0
A
Allowable power dissipation
Pd max
Independent IC
0.5
W
Operating temperature
Topr
-20 to +75
°C
Storage temperature
Tstg
-55 to +150
°C
Monolithic Digital IC
For Refrigerator Fan Motor
Three-Phase Sensorless Motor Driver
Ordering number : EN6656B