PQ1CF1 Datasheet, PDF (1/3 Pages) Sharp Electrionic Components – TO-220 Package Chopper Regulator

Chopper Regulators
PQ1CF1
PQ1CF1
TO-220 Package Chopper Regulator
s Features
¡Maximum switching current : 3.5A
¡With ON/OFF control function
¡Built-in oscillation circuit
(oscillation frequency : TYP.70kHz)
¡Built-in overheat protection, overcurrent protection function
¡Variable output voltage (1.26 to 35V /-1.26 to -30V)
[Possible to choose step down output/inversing output according
to external connection circuit]
s Applications
¡Facsimiles
¡Printers
¡Switching power supplies
¡Personal computers
s Outline Dimensions
(Unit : mm)
10.2MAX
φ3.2±0.1
4.5±0.2
2.8±0.2
PQ1CF1
(1.5)
5-0.8±0.1 ^(0.5)
4-(1.7)
(5.0)
3.2±0.5
8.2±0.7
1q 2q 3q 4q 5q
1 VIN
2 VOUT
3 COM
4 OADJ
5 VC
s Absolute Maximum Ratings
Parameter
*1 _{Input voltage}
Error input voltage
Input-output voltage
*2 _{Output-COM voltage}
*3 _{ON/OFF control voltage}
Switching current terminal voltage
Power dissipation (No heat sink)
Power dissipation (With infinite heat sink)
*4 _{Junction temperature}
Operating temperature
Storage temperature
Soldering temperature
*1 Voltage between VIN terminal and COM terminal.
*2 Voltage between VOUT terminal and COM terminal.
*3 Voltage between VC terminal and COM terminal.
*4 Overheat protection may operate at 125=<Tj=<150˚C
Symbol
VIN
VADJ
Vi-o
VOUT
VC
ISW
PD1
PD2
Tj
Topr
Tstg
Tsol
(Ta=25˚C)
Rating
Unit
40
V
7
V
41
V
-1
V
-0.3 to 40
V
3.5
A
1.5
W
15
W
150
˚C
-20 to +80
˚C
-40 to +150 ˚C
260 (For 10s) ˚C
· Please refer to the chapter“ Handling Precautions ”.
“ 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 version of the device specification sheets before using any SHARP's device. ”