lb1868m Sanyo Semiconductor Corporation, lb1868m Datasheet - Page 4
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lb1868m
Manufacturer Part Number
lb1868m
Description
Two-phase Brushless Fan Motor Driver
Manufacturer
Sanyo Semiconductor Corporation
Datasheet
1.LB1868M.pdf
(5 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LB1868M
Manufacturer:
SANYO
Quantity:
20 000
Company:
Part Number:
lb1868m-NMB-TLM3-E
Manufacturer:
Panasonic
Quantity:
1
Part Number:
lb1868m-TE-L
Manufacturer:
SANYO/三洋
Quantity:
20 000
Part Number:
lb1868m-TE-L3
Manufacturer:
SANYO/三洋
Quantity:
20 000
Part Number:
lb1868m-TLM-H
Manufacturer:
SANYO/三洋
Quantity:
20 000
Pin Description
Pin Assignment
Sample Application Circuits
(1) 12V supply voltage
Pin name
OUT1
OUT2
GND
VIN
IN–
IN+
RD
FG
BC
CT
ST
Z1
Z2
Hall input + pin Hysteresis amplifier
Hall input – pin Hysteresis amplifier
Lockup protection time setting capacitor pin (0.47 to 4.7 F)
External Zener diode pin (external Zener diode to be connected between power supply and Z1)
Kickback absorption voltage alteration pin (shorted to Z1: 12V operation)
Output 1 pin
Output 2 pin
Regulated power supply input pin (limiting resistor to be inserted between power supply and VIN)
GND pin
Lockup detection pin (latch type)
Rotation frequency detector pin
Start/stop pin
Output transistor common base pin
2 k
Vcc
12V 330
OUT1
GND
IN–
IN+
BC
CT
ST
H
1
2
3
4
5
6
7
VIN
IN–
14
1
LB1868M
IN+
13
RD
2
12
FG
CT
LB1868M
3
LB1868M
0.47 F
Function
14
13
12
11
10
Top view
9
8
11
Z2
ST
4
VIN
RD
FG
Z2
Z1
OUT2
NC
10
Z1
BC
5
OUT1
OUT2
9
6
GND
8
7
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