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PQxxxRDA1SZH Series
PQxxxRDA1SZH Series
TO-220 Type,1A Output Low
Power-Loss Voltage Regulators
Features
1.Low power-loss
Dropout voltage: MAX.0.5V
www.DataSh23e..eOLt4ouUwtp.cduoitmscsuipraretinotn:
1A
current
(Dissipation current at no load: MAX. 8mA
Output OFF-state dissipation current: MAX.5μA)
4.Built-in ON/OFF function
5.Built-in overcurrent and overheat protection functions
6.Built-in ASO protect function
7.RoHS directive compliant
Applications
1.Power supplies for various electronic equipment such as
AV,OA
Model Line-up
Output voltage Model No. Output voltage Model No.
3.3V PQ033RDA1SZH 9.0V PQ090RDA1SZH
5.0V PQ050RDA1SZH 12.0V PQ120RDA1SZH
8.0V PQ080RDA1SZH
Absolute Maximum Ratings
(Ta=25°C)
Parameter
Symbol
*1 Input voltage
VIN
*1 ON/OFF control terminal voltage VC
Output current
IO
*2 Power dissipation
PD1
PD2
*3 Junction temperature
Tj
Operating temperature
Storage temperature
Topr
Tstg
Soldering temperature Tsol
Rating
24
24
1.0
1.4
15
150
-30 to +85
-40 to +150
260(10s)
Unit
V
V
A
W
°C
°C
°C
°C
*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 Tj=125˚C to 150˚C
Outline Dimensions
10.2MAX.
(6.8)
(Unit : mm)
4.5±0.2
2.8±0.2
050RDA2
4–( ø1.4)
ø3.2±0.1
Epoxy resin
H Lead finish
identification mark
4–1.4+–00.3
4–0.6+–00..12
(1.5)
3–(2.54)
(0.5)
( ) : Typical dimensions
Product mass:(1.5g)
1234
Internal connection diagram
12
Specific IC
3
4
DC input (VIN)
DC output (VO)
GND
ON/OFF control terminal (VC)
Lead finish:Lead-free solder plating
(Composition: Sn2Cu)
Notice The content of data sheet is subject to change without prior 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.
1 Sheet No.: OP06049

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PQxxxRDA1SZH Series
Electrical Characteristics
(Unless otherwise specified,condition shall be VIN=VO(TYP.)+2V,IO=0.5A,VC=2.7V,Ta=25°C)
Parameter
Output voltage
Load regulation
Line regulation
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
5 ON-state voltage for control
ON-state current for control
OFF-state voltage for control
www.DataSheet4OU.FcFo-mstate current for control
Quiescent current
Output OFF-state dissipation current
Symbol
VO
RegL
RegI
TCVO
RR
VI-O
VC(ON)
IC(ON)
VC(OFF)
IC(OFF)
Iq
Iqs
Conditions
-
IO=5mA to 1A
VIN=VO(TYP.)+1V to VO(TYP.)+7V , IO=5mA
Tj=0 to +125°C, IO=5mA
-
4 IO=0.5A
-
VC=2.7V
-
VC=0.4V
IO=0A
IO=0A, VC=0.4V
MIN.
TYP. MAX.
Refer to the table below
- 0.1 2.0
- 0.5 2.5
- ±0.02
-
- 55 -
- - 0.5
2.0 -
-
- - 200
- - 0.8
- - -2
- -8
--5
Unit
V
%
%
%/°C
dB
V
V
μA
V
μA
mA
μA
4 VIN=3.8V(PQ033RDA1SZH) , Input voltage shall be the value when output voltage is 95% in comparison with the
initial value(PQ050RDA1SZH,PQ080RDA1SZH,PQ090RDA1SZH,PQ120RDA1SZH).
5 In case of opening control terminal , output voltage turns off.
Table.1 Output Voltage Line-up
Model No.
PQ033RDA1SZH
PQ050RDA1SZH
PQ080RDA1SZH
PQ090RDA1SZH
PQ120RDA1SZH
Symbol
VO
Conditions
VIN=VO (TYP.)+2V, IO=0.5A,
VC=2.7V, Ta=25°C
MIN.
3.201
4.85
7.76
8.73
11.64
TYP.
3.3
5.0
8.0
9.0
12.0
MAX.
3.399
5.15
8.24
9.27
12.36
Unit
V
Fig.1 Test Circuit
VIN
+
0.33μF
12
4
3
A Iq
VC
A IC
+
47μF
VO
A IO
RL
V
Fig.2 Test Circuit of Ripple Rejection
ei ~
VIN
12
+
0.33μF
VC
4
3
2.7V
+
47μF
2
+
IO
eo
V~
RL
f=120Hz (sine wave)
ei(rms)=0.5V
VIN=5.3V (PQ033RDA1SZH)
VIN=7V (PQ050RDA1SZH)
VIN=10V (PQ080RDA1SZH)
VIN=11V (PQ090RDA1SZH)
VIN=14V (PQ120RDA1SZH)
IO=0.5A
RR=20 log(ei(rms)/eo(rms))
Sheet No.: OP06049

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Fig.3 Power Dissipation vs. Ambient
Temperature
20
PD1:No heat sink
PD2:With infinite heat sink 
PD2
15
10
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1.4
0
-30
PD1
0 25 50 75 85 100 125 150
Ambient temperature Ta (°C)
Note) Oblique line portion:Overheat protection may operate in this area.
Fig.5 Overcurrent Protection Characteristics
(PQ050RDA1SZH)
8
7
6
5
VIN=15V
4 VIN=5.5V
3
VIN=6V
VIN=12V
VIN=7V
VIN=10V
2
1
0
0 0.5 1.0 1.5 2.0
Output current IO (A)
Fig.7 Overcurrent Protection Characteristics
(PQ090RDA1SZH)
10
VIN=14V
8 VIN=19V
VIN=9.5V
VIN=10V
6
4
2
0
0 0.5 1.0 1.5 2.0
Output current IO (A)
PQxxxRDA1SZH Series
Fig.4 Overcurrent Protection Characteristics
(PQ030RDA1SZH)
4
3
VIN=13.3V
2
VIN=3.8V
VIN=8.3V
VIN=5V
VIN=4.3V
1
0
0 0.5 1.0 1.5 2.0
Output current IO (A)
Fig.6 Overcurrent Protection Characteristics
(PQ080RDA1SZH)
10
8
VIN=18V
VIN=8.5V
6
VIN=9V
VIN=13V
4
2
0
0 0.5 1.0 1.5 2.0
Output current IO (A)
Fig.8 Overcurrent Protection Characteristics
(PQ120RDA1SZH)
12
VIN=22V
10
VIN=17V
8
VIN=12.5V
VIN=13V
6
4
2
0
0 0.5 1.0 1.5 2.0
Output current IO (A)
Sheet No.: OP06049
3

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Fig.9 Output Voltage vs. Input Voltage
(PQ033RDA1SZH)
4
3 RL=3.3Ω
RL=6.6Ω
RL=∞Ω
2
www.DataSheet4U.com 1
0
0
T a=Room temp.
C
C
ION==407μ.33FμF
2 4 6 8 10
Input Voltage VIN (V)
Fig.11 Output Voltage vs. Input Voltage
(PQ080RDA1SZH)
10
8
R L=∞Ω
6
R L =8Ω
R L =16Ω
4
2 T a=Room temp.
C IN=0.33μF
0 CO=47μF
0 10 20
Input Voltage VIN (V)
Fig.13 Output Voltage vs. Input Voltage
(PQ120RDA1SZH)
14
12
R L=∞Ω
10
R L = 24Ω
R L =12Ω
8
6
4
2 T a=Room temp.
0
C
C
ION==407μ.33FμF
0 10 20 24
Input Voltage VIN (V)
PQxxxRDA1SZH Series
Fig.10 Output Voltage vs. Input Voltage
(PQ050RDA1SZH)
7
6
5 R L=∞Ω
4
3
R L =R L1=0Ω5Ω
2
1
0
02
T a=Room temp.
C
C
ION==407μ.33FμF
4 6 8 10 12 14 15
Input Voltage VIN (V)
Fig.12 Output Voltage vs. Input Voltage
(PQ090RDA1SZH)
10
8 R L=∞Ω
R L = 9Ω
R L =18Ω
6
4
2 T a=Room temp.
0
C
C
ION==407μ.33FμF
0 10 20
Input Voltage VIN (V)
Fig.14 Circuit Operating Current vs. Input
Voltage (PQ033RDA1SZH)
25
T a=Room temp.
C IN=0.33μF
20 CO=47μF
15 R L = 3.3Ω
10 R L =6.6Ω
5 R L=∞Ω
0
0 2 4 6 8 10
Input Voltage VIN (V)
Sheet No.: OP06049
4

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Fig.15 Circuit Operating Current vs. Input
Voltage (PQ050RDA1SZH)
30
T a=Room temp.
C IN=0.33μF
25 CO=47μF
20
15
10
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0
0
R L = 5Ω
R L =10Ω
R L=∞Ω
10
Input Voltage VIN (V)
15
Fig.17 Circuit Operating Current vs. Input
Voltage (PQ090RDA1SZH)
30
T a=Room temp.
25
C
C
ION==407μ.33FμF
20
15
R L =9Ω
10
R L =18Ω
5 R L=∞Ω
0
0 10 20
Input Voltage VIN (V)
Fig.19 Dropout Voltage vs. Output Current
(PQxxxRDA1SZH)
1.0 050:VIN=4.75V
080:VIN=7.6V
090:VIN=8.55V
0.8 120:VIN=11.4V
0.6
050
080
120
0.4
090
0.2
0
0 0.5 1.0
Output current IO (A)
PQxxxRDA1SZH Series
Fig.16 Circuit Operating Current vs. Input
Voltage (PQ080RDA1SZH)
30 T a=Room temp.
25
C
C
ION==407μ.33FμF
20
15
R L =8Ω
10
R L =16Ω
5 R L=∞Ω
0
0 10 20
Input Voltage VIN (V)
Fig.18 Circuit Operating Current vs. Input
Voltage (PQ120RDA1SZH)
30 T a=Room temp.
25
C
C
ION==407μ.33FμF
20
15 R L =12Ω
10 R L =24Ω
5 R L=∞Ω
0
0 10 20
Input Voltage VIN (V)
Fig.20 Output Voltage vs. Ambient
Temperature (PQ033RDA1SZH)
3.400
3.380
3.360
Vin=5.3V
Vc=2.7V
Io=0.5A
3.340
3.320
3.300
3.280
3.260
3.240
3.220
3.200
-30 -25 0
25 50 75 85 100 125
Ambient temperature Ta (°C)
Sheet No.: OP06049
5