LB11981 Datasheet, PDF (1/7 Pages) Sanyo Semicon Device – Three-Phase Sensorless Motor Driver

Ordering number : ENN6656A
Monolithic Digital IC
LB11981
Three-Phase Sensorless Motor Driver
Applications
Package Dimensions
Refrigerator fan motors
unit: mm
Features
3222-HSOP28 (275 mil)
• No Hall sensors required.
[LB11981]
• No FG sensors required.
28
15
• 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
1
14
0.8
2.7
0.3
0.2
• Supports both single- and dual-power supply circuits.
15.2
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Supply voltage 1
Supply voltage 2
Applied output voltage
Applied input voltage
Maximum output current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V_CC max
V_CC max
V_O max
V_I max
I_O max
Pdmax
Topr
Tstg
Conditions
Power supply for output stage
Independent IC
0.8
SANYO: HSOP28 (275 mil)
Ratings
Unit
30
V
30
V
30
V
–0.3 to V_CC + 0.3
V
1.0
A
0.5
W
–20 to +75
°C
–55 to +150
°C
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
42001RM (OT) No. 6656-1/7