lb11852fv Sanyo Semiconductor Corporation, lb11852fv Datasheet - Page 4

• Manufacturer Part Number: lb11852fv
• Description: For Fan Motor Single-phase Full-wave Pre-driver With Speed Control Function
• Manufacturer: Sanyo Semiconductor Corporation

Truth table
Lock protection CPWM = H
Speed control CT = L
Pin Assignment
EO
IN -
H
H
H
L
L
L
CPWM
IN +
H
L
H
H
L
L
IN -
H
H
CT
L
L
L
H
SENCE
OUT2N
OUT2P
CPWM
OUT1P
SOFT
IN +
OFF
OFF
OFF
H
H
L
L
V CC
CTL
L
RC
FG
C
10
1
2
3
4
5
6
7
8
9
OUT1P
OUT1N
OFF
OFF
OFF
L
LB11852FV
H
H
L
L
OUT1N
OUT2P
H
H
OFF
L
L
OFF
OFF
L
20 OUT1P
19 OUT1N
18 SGND
17 5VREG
16 EO
15 EI
14 LIM
13 CT
12 IN +
11 IN -
OUT2P
OFF
OFF
OFF
OUT2N
L
Top view
H
H
L
L
OUT2N
OFF
OFF
H
H
FG
L
L
L
L
Regeneration mode
OUT1 → 2 drive
OUT2 → 1 drive
OUT1 → 2 drive
OUT2 → 1 drive
Lock protection
Mode
Mode
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