LB11988HR Datasheet, PDF (3/8 Pages) Sanyo Semicon Device – Fan Motor Driver

Pd max - Ta
1.0
Independent IC
0.8
0.8
LB11988HR
0.6
0.42
0.4
0.2
0
-40
-20
0
20
40
60
80
100
Ambient Temperature, Ta- °C ILB01758
Truth Table and Control Function
Source → Sink
V→W
1
W→V
U→W
2
W→U
U→V
3
V→U
W→V
4
V→W
Hall Input
Note: “H” in the FR column represents a voltage
FR
U
V
W
of 8V or more. “L” represents a voltage of
H
4V or less. (At VCC=12V)
H
H
L
L
Note: “H” under the Hall Input columns
H
H
L
L
L
represents a state in which “+” has a
potential which is higher by 0.01V or more
than that of the “-“ phase inputs. Conversely
H
H
L
H
“L” represents a state in which “+” has a
L
potential which is lower by 0.01V or more
H
L
L
H
than that of the “-” phase inputs.
L
Note: Since a 180° energized system is used as
W→U
5
U→W
H
L
H
H
L
a drive system, other phases than the sink and
source are not OFF.
V→U
6
U→V
H
L
H
L
L
No.A0300-3/8