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PQ05RD21 Datasheet

2.0A Output Type Low Power-Loss Voltage Regulator

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Low Power-Loss Voltage Regulatorswww.DataSheet.co.kr
PQ05RD21 Series/PQ3RD23
PQ05RD21 Series/PQ3RD23
2.0A Output Type Low Power-Loss Voltage Regulator
s Features
q Low power-loss(Dropout voltage: MAX 0.5V at Io=2.0A)
q 2.0A output type
q Compact resin package(equivalent to TO-220)
q Available 3.3V/5V/9V/12V output type
q Output voltage precision: ±3.0%
q Built-in ON/OFF control function
q Built in overcurrent, overheat protection functions, ASO
protection circuit.
q Lead forming type is also available.
s Applications
q Power supplies for various electronic equipment such as
AV, OA equipment
s Model Line-ups
3.3V output
5.0V output
9.0V output
12.0V output
2.0A output
PQ3RD23
PQ05RD21
PQ09RD21
PQ12RD21
s Outline Dimensions
(Unit : mm)
10.2MAX.
4 (φ1.4)
4.5±0.2
2.8±0.2
PQ05RD21
φ3.2±0.1
Epoxy resin
4 1.4±00.3
4
0.6±
0.2
0.1
( 1.5 )
3 ( 2.54 )
( 0.5)
1234
( ) : Typical dimensions
Internal connection diagram
1
Specific IC
2
1 DC input(VIN)
2 DC output(Vo )
3 GND
4 ON/OFF control terminal( Vc )
4
3
Parameter
1 Input voltage
1 ON/OFF control terminal voltage
Output current
2 Power dissipation
3 Junction temperature
Operating temperature
Storage temperature
Soldering temperature
Symbol
VIN
VC
IO
PD1
PD2
Tj
Topr
Tstg
Tsol
Rating
20
20
2.0
1.4
15
150
20 to +80
40 to +150
260 (For 10s)
1 All are open except GND and applicable terminals.
2 PD1: No heat sink, PD2: With infinite heat sink
3 Overheat protection may operate at 125<=Tj<=150˚C.
(Ta=25˚C)
Unit
V
V
A
W
W
˚C
˚C
˚C
˚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/
Datasheet pdf - http://www.DataSheet4U.net/


Sharp Electronic Components Datasheet

PQ05RD21 Datasheet

2.0A Output Type Low Power-Loss Voltage Regulator

No Preview Available !

Low Power-Loss Voltage Regulatorswww.DataSheet.co.kr
PQ05RD21 Series/PQ3RD23
s Electrical Characteristics
(Unless otherwise specified, Io=1.0A, 4, Ta=25˚C)
Parameter
PQ3RD23
Output voltage
PQ05RD21
PQ09RD21
Load regulation
PQ12RD21
Line regulation
PQ3RD23
PQ05RD21 series
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
7 ON-state voltage for control
ON-state current for control
OFF-state voltage for control
OFF-state current for control
Quiescent current
Symbol
VO
RegL
RegI
TCVO
RR
Vi-O
VC(ON)
IC(ON)
VC(OFF)
IC(OFF)
Iq
Conditions
4
Io=5mA to 2.0A, 4
5, IO=5mA
Tj=0 to 125˚C, Io=5mA
Refer to Fig.2
6, Io=2A
4
VC=2.7V, 4
4
VC=0.4V, 4
IO=0A, 4
MIN.
3.201
4.85
8.73
11.64
––
––
––
––
45
––
2.0
––
––
––
––
TYP.
3.3
5.0
9.0
12.0
0.1
0.1
0.5
±0.02
55
––
––
––
––
––
––
MAX.
3.399
5.15
9.27
12.36
2.0
2.5
2.5
––
––
0.5
––
20
0.8
0.4
10
Unit
V
%
%
%/˚C
dB
V
V
µA
V
mA
mA
4 PQ3RD23:VIN=5V, PQ05RD21:VIN =7V, PQ09RD21:VIN =11V, PQ12RD21: VIN =14V
5 PQ3RD23:VIN=4 to 10V, PQ05RD21:VIN = 6 to 12V, PQ09RD21:VIN =10 to 16V, PQ12RD21: VIN =13 to 19V
6 Input voltage shall be the value when output voltage is 95% in comparison with the initial value. PQ3RD23:VIN=3.7V
7 In case of opening control teminal 4 , output voltage turns on.
Fig. 1 Test Circuit
Fig. 2 Test Circuit of Ripple Rejection
VIN
1
0.33µF
2 47µF VO
4 VC
A IO
+
3A
V
A Iq
IC
RL
1
ei
VIN 0.33µF
2
4 47µF
+
IO
3 + RL V eo
Fig. 3 Power Dissipation vs. Ambient
Temperature
20
PD1 :No heat sink
PD2 :With infinite heat sink
;;;15 PD2
10
;;;5
;;;PD1
0
;;;20 0
20 40 60 80
Ambient temperature Ta (˚C)
Note) Oblique line portion : Overheat protection may operate in this area.
f=120Hz (sine wave)
ei(rms)=0.5V
VIN=5V (PQ3RD23)
7V (PQ05RD21)
11V (PQ09RD21)
14V (PQ12RD21)
IO=0.5A
RR=20 log (ei(rms)/eo(rms))
Fig. 4 Overcurrent Protection
Characteristics (Typical Value)
(PQ3RD23)
12
11
10
9
8
7
6
5
4 Vi-O=1V
3
2
1
Vi-O=0.5V
Vi-O=3V
Vi-O=2V
0 1.0 2.0 3.0 4.0
Output current IO (A)
Datasheet pdf - http://www.DataSheet4U.net/


Part Number PQ05RD21
Description 2.0A Output Type Low Power-Loss Voltage Regulator
Maker Sharp
Total Page 7 Pages
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