Voltage Regulators. PQ3RF33 Datasheet

PQ3RF33 Regulators. Datasheet pdf. Equivalent

Part PQ3RF33
Description 3.3V Output / High Output Current (2A / 3.5A) Type Low Power-loss Voltage Regulators
Feature Low Power-Loss Voltage Regulators PQ3RF23/PQ3RF33 PQ3RF23/PQ3RF33 3.3V Output, High Output Current.
Manufacture Sharp
Datasheet
Download PQ3RF33 Datasheet

Low Power-Loss Voltage Regulators PQ3RF23/PQ3RF33 PQ3RF23/ PQ3RF33 Datasheet
Recommendation Recommendation Datasheet PQ3RF33 Datasheet




PQ3RF33
Low Power-Loss Voltage Regulators
PQ3RF23/PQ3RF33
PQ3RF23/PQ3RF33
3.3V Output, High Output Current (2A, 3.5A) Type Low Power-loss Voltage Regulators
s Features
¡3.3V output
¡High output current
2A type : PQ3RF23
3.5A type : PQ3RF33
¡Compact resin full-mold package (TO-220 package)
¡Low power-loss (Dropout voltage : MAX. 0.5V)
¡High-precision output voltage type
Output voltage precision : ±2.5%
¡Built-in ON/OFF control function
¡Built-in overcurrent protection, overheat protection function
s Outline Dimensions
10.2MAX
PQ3RF23 φ3.2±0.1
4-1.4
+0.3
-0
4-0.6
+0.2
-0.1
s Applications
¡Power supplies for various electronic equipment such as
personal computers
3-(2.54)
1q 2q 3q 4q
(Unit : mm)
4.5±0.2
2.8±0.2
(1.5)
(0.5)
Internal connection diagram
1
Control circuit
2
4
3
1 DC input (VIN)
2 DC output (VO)
3 GND
4 ON/OFF control
terminal (VC)
s Absolute Maximum Ratings
Parameter
*1 Input voltage
*1 ON/OFF control terminal voltage
Output current
Power dissipation (No heat sink)
Power dissipation (With infinite heat sink)
*2 Junction temperature
Operating temperature
Storage temperature
Soldering temperature
*1 All are open except GND and applicable terminals.
*2 Overheat protection may operate at 125=<Tj=<150˚C.
Symbol
VIN
VC
IO
PD1
PD2
Tj
Topr
Tstg
Tsol
(Ta=25˚C)
Rating
Unit
10 V
10
PQ3RF23
PQ3RF33
PQ3RF23
PQ3RF33
2
3.5
1.5
1.8
V
A
W
18 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. ”



PQ3RF33
Low Power-Loss Voltage Regulators
PQ3RF23/PQ3RF33
s Electrical Characteristics
(Unless otherwise specified,conditions shall be IO=1.0A[PQ3RF23]/IO=1.5A[PQ3RF33],VIN=5V,Ta=25˚C)
Parameter
Symbol
Conditions
MIN. TYP. MAX. Unit
Output voltage
Load regulation
PQ3RF23
PQ3RF33
Line regulation
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
PQ3RF23
PQ3RF33
*4 ON-state voltage for control
ON-state current for control
OFF-state voltage for control
OFF-state current for control
Quiescent current
VO
RegL
RegI
TCVO
RR
Vi-O
VC(ON)
IC(ON)
VC(OFF)
IC(OFF)
Iq
-
IO=5mA to 2.0A
IO=5mA to 3.5A
VIN=4 to 10V
Tj=0 to 125˚C
-
*3, IO=2.0A
*3, IO=3.0A
-
VC=2.7V
-
VC=0.4V
IO=0A
3.218
-
-
-
-
45
-
-
2
-
-
-
-
3.3
0.2
0.2
0.5
±0.02
55
-
-
-
-
-
-
-
3.382
2
2
2.5
-
-
0.5
0.5
-
20
0.8
-0.4
10
V
%
%
%/˚C
dB
V
V
µA
V
mA
mA
*3 Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
*4 In case of opening control terminal 4,output voltage turns on.
Fig.1 Test Circuit
VIN 1q
0.33µF
2q 47µF VO
4q VC
3q
+
A
A Iq
IC
A IO
V
RL
Fig.2 Test Circuit of Ripple Rejection
~ ei
1q
0.33µF
VIN
+
2q
4q 47µF
IO
f=120Hz (sine wave)
3q
+ ei=0.5Vrms
RL V~ eo VIN=5V
IO=0.5A
RR=20 log (ei/eo)
Fig.3 Power Dissipation vs. Ambient
Temperature (PQ3RF23)
20
,,,18
PD2
15
,,,,,,10
5
1.5 PD1
0
,,,-20 0 20 40 60 80
Ambient temperature Ta (˚C)
Note) Oblique line portion:Overheat protection may operate
in this area.
Fig.4 Power dissipation vs. Ambient
temperature (PQ3RF33)
20
,,,18
PD2
15
,,,,,,10
,,,5
1.8 PD1
0
-20 0
20 40 60 80
Ambient temperature Ta (˚C)
Note) Oblique line portion:Overheat protection may operate
in this area.





@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site (Privacy Policy & Contact)