LB1991V_09 SANYO [Sanyo Semicon Device], LB1991V_09 Datasheet - Page 3

• Manufacturer Part Number: LB1991V_09
• Description: For Fan Motor 3-phase Brushless Motor Driver
• Manufacturer: SANYO [Sanyo Semicon Device]

Package Dimensions
unit : mm (typ)
3175C
Pin Assignment
Truth Table
Note: The “H” entries in the FRC column indicate a voltage of 2.50V or higher, and the “L” entries indicate a voltage of 0.4V or lower. (When V CC 1 is 3V.)
1
2
3
4
5
6
(0.33)
At the Hall inputs, for each phase a high-level input is the state where the (+) input is 0.02V or higher than the (−) input. Similarly, a low-level input is the
state where the (+) input is 0.02V or lower than the (−) input.
24
Source phase → Sink phase
1
0.65
7.8
U → W
W → U
W → U
U → W
V → W
W → V
W → V
V → W
U → V
V → U
V → U
U → V
SANYO : SSOP24(275mil)
0.22
13
12
24 23 22 21
1
0.15
2
U
H
H
H
L
L
L
3
Hall input
V
H
H
H
4
L
L
L
20 19 18 17
5
LB1991V
W
H
H
H
L
L
L
6
LB1991V
7
FRC
H
H
H
H
H
H
L
L
L
L
L
L
8
16 15 14 13
9
0.44
10
0.5
0.4
0.3
0.2
0
-20
11
12
0
Top view
Ambient temperature, Ta -- C
20
Pd max -- Ta
40
60
75
No.5792-3/7
0.264
80
100