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LB11961 View Datasheet(PDF) - SANYO -> Panasonic

Part NameDescriptionManufacturer
LB11961 Single-Phase Full-Wave Fan Motor Driver SANYO
SANYO -> Panasonic SANYO
LB11961 Datasheet PDF : 7 Pages
1 2 3 4 5 6 7
Pin Assignment
LB11961
F-GND
(P-GND)
F-GND
(P-GND)
OUT2 1
VCC 2
RMI 3
VTH 4
CPWM 5
LB11961
14 OUT1
13 S-GND
12 CT
11 6VREG
10 IN-
FG 6
9 HB
RD 7
8 IN+
Top view
F-GND (P-GND) : The motor system ground and the heat sink. Since the heat generated Since the heat generated by the chip is
dissipated through F-GND, the thermal resistance is lowered by increasing the area of the copper foil and solder
surface in the printed circuit pattern.
S-GND :
Control system ground
Block Diagram
FG
RD
VCC
Thermal
protection circuit
6VREG
Constant
voltage
1.3V
HB
Control
circuit
Hall
IN+
IN
Amplifier with
hysteresis Charge/discharge
circuit
S-GND
CT
VTH
Delay circuit
Delay circuit
Oscillator
circuit
CPWM
P-GND
OUT2
M
OUT1
No.8793-4/7
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