Chopper Regulators
PQ2CF1
PQ2CF1
TO-220 Package, Step Up Output Chopper Regulator
s
q
Features
s
Outline Dimensions
10.2MAX
φ3.2±0.1
7.4±0.2
3.6±0.2
(Unit : mm)
4.5±0.2
2.8±0.2
Maximum switching current: 2.5A
q
Built-in soft start function
q
Built-in oscillation circuit
(oscillation frequency: TYP. 50kHz)
q
Built-in overheat protection,overcurrent protection
function
q
5–0.8±0.1
4–(1.7)
(0.5)
3.2=0.5
s
q
Applications
(5.0)
8.2±0.7
Personal computers / Word processors
q
Printers
q
Switching power supplies
q
Facsimiles
1 2 3 4 5
• ( ) : Typical value
• Radius of lead forming
portion : R=TYP.1.0
1
2
3
4
5
V
SW
V
IN
COM
V
C
O
ADJ
s
❇1
❇2
Absolute Maximum Ratings
Parameter
Input voltage
Switching voltage
Error input voltage
ON/OFF control voltage
Switching current
Power dissipation (No heat sink)
Power dissipation (With infinite heat sink)
Junction temperature
Operating temperature
Storage temperature
Soldering temperature
Symbol
V
IN
V
SW
V
ADJ
V
C
I
SW
P
D1
P
D2
T
j
T
opr
T
stg
T
sol
(Ta=25˚C)
Rating
35
35
7
7
2.5
1.5
15
150
–20 to +80
–40 to +150
260 (For 10s)
Unit
V
V
V
V
A
W
W
˚C
˚C
˚C
˚C
❇3
❇4
❇1
❇2
❇3
❇4
Voltage between V
IN
terminal and COM terminal
Voltage between V
SW
terminal and COM terminal
Voltage between V
C
terminal and COM terminal
Overheat protection may operate at 125<=Tj<=150˚C.
• Please refer to the chapter " Handling Precautions ".
Notice
In the absence of confirmation by device specification sheets,SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs,data books,etc.Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
Internet Internet address for Electronic Components Group http://sharp-world.com/ecg/
4.4MIN
Variable output voltage(4.5 to 35V)
[Possible to choose step up output / flyback method
according to external connection circuit]
(24.6)
PQ2CF1
(1.5)
5.0
±
0.5
2.0
16.4±0.7
SHARP [ SHARP ELECTRIONIC COMPONENTS ]
