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Sharp
Sharp

PQ09RF11 Datasheet

1A Output Low Power-Loss Voltage Regulators


PQ09RF11 Datasheet Preview


Low Power-Loss Voltage Regulators
PQ05RF1 Series
PQ05RF1 Series
1A Output Low Power-Loss Voltage Regulators
s Features
¡Compact resin full-mold package
¡Low power-loss (Dropout voltage:MAX.0.5V)
¡Built-in ON/OFF control terminal (PQ05RF1/PQ05RF11
series)
¡Built-in output voltage minute adjustment terminal (Critical rate
of ripple rejection is improved.)
(PQ05RF1V series)
¡Lead forming type (PQ05RF1A/1B series) is also available.
s Outline Dimensions
10.2MAX
PQ05RF1 φ3.2±0.1
4-1.4
+0.3
-0
4-0.6
+0.2
-0.1
(Unit : mm)
4.5±0.2
2.8±0.2
(1.5)
s Model Line-ups
Output voltage
Output voltage
precision:±5%
Output voltage
precision:±2.5%
Minute adjustment
(Output voltage adjust-
ment range:±10%)
5Voutput 9Voutput 12Voutput
PQ05RF1 PQ09RF1 PQ12RF1
PQ05RF11 PQ09RF11 PQ12RF11
PQ05RF1V PQ09RF1V PQ12RF1V
s Applications
¡Seris power supply for various electronic equipment such as
VCRs and musical instruments
s Equivalent Circuit Diagram
PQ05RF1series/PQ05RF11series
1
2
3-(2.54)
(0.5)
1q 2q 3q 4q
Internal connection diagram
PQ05RF1/11series
1 2 1 DC input (VIN)
2 DC output (VO)
Specific IC
3 GND
4 4 ON/OFF control
terminal (VC)
3
PQ05RF1Vseries
1 DC input (VIN)
2 DC output (VO)
3 GND
4 Output voltage
minute
adjustment
terminal (VADJ)
PQ05RF1Vseries
1
2
Reference
voltage
generation
circuit
4 Output
ON/OFF
control circuit
*ASO
protection
circuit
Overheat
protection
circuit
3
- -4
++
Reference
voltage
generation
circuit
*ASO
protection
circuit
*ASO:Area of Safety
Operation
Overheat
protection
circuit
3
· 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. ”
Page 1

Low Power-Loss Voltage Regulators
s Absolute Maximum Ratings
(Ta=25˚C)
Parameter
Symbol Rating Unit
*1 Input voltage
VIN 35 V
*1 ON/OFF control
PQ05RF1 series
terminal voltage PQ05RF11 series VC 35 V
Output current
IO 1 A
Power dissipation (No heat sink)
PD1 1.5 W
Power dissipation (With infinite heat sink)
PD2
15
W
*2 Junction temperature
Tj 150 ˚C
Operating temperature
Topr -20 to +80
˚C
Storage temperature
Tstg -40 to +150 ˚C
Soldering temperature
Tsol 260 (For 10s) ˚C
*1 All are open except GND and applicable terminals.
*2 Overheat protection may operate at 125=<Tj=<150˚C
PQ05RF1 Series
s Electrical Characteristics
(Unless othewise specified, condition shall be Io=0.5A, Ta=25˚C,*3)
Parameter
PQ05RF1/PQ05RF1V
PQ09RF1/PQ09RF1V
Output voltage
PQ12RF1/PQ12RF1V
PQ05RF11
PQ09RF11
PQ12RF11
Load regulation
Line regulation
Temperature coefficient of output voltage
PQ05RF1/PQ05RF11 series
Ripple rejection
PQ05RF1V series
Dropout voltage
ON-state voltage for control PQ05RF1/PQ05RF11 series
ON-state current for control PQ05RF1/PQ05RF11 series
OFF-state voltage for control PQ05RF1/PQ05RF11 series
OFF-state current for control PQ05RF1/PQ05RF11 series
Quiescent current
Output voltage minute
adjustment characteristics
PQ05RF1V
PQ09RF1V
PQ12RF1V
Symbol
VO
RegL
RegI
TCVO
RR
Vi-O
VC (ON)
IC (ON)
VC (OFF)
IC (OFF)
Iq
VO (ADJ)
Conditions
-
IO=5mA to 1A
*4
Tj=0 to 125˚C
Refer to Fig. 2.
*5
VC=2.7V
VC=0.4V
IO=0
-
-
-
MIN.
4.75
8.55
11.4
4.88
8.78
11.7
-
-
-
45
55
-
2.0 *6
-
-
-
-
4.5
8.1
10.8
TYP.
5.0
9.0
12.0
5.0
9.0
12.0
0.1
0.5
±0.02
55
-
-
-
-
-
-
-
5.0
9.0
12.0
MAX.
5.25
9.45
12.6
5.12
9.22
12.3
2.0
2.5
-
-
-
0.5
-
20
0.8
-0.4
10
5.5
9.9
13.2
Unit
V
%
%
%/˚C
dB
V
V
µA
V
mA
mA
V
*3 PQ05RF1 series:VIN=7V, PQ09RF1 seris:VIN=15V, PQ12RF1 seris:VIN=18V
*4 PQ05RF1/PQ05RF11/PQ05RF1V:VIN=6 to 12V
PQ09RF1/PQ09RF11/PQ09RF1V:VIN=10 to 25V
PQ12RF1/PQ12RF11/PQ12RF1V:VIN=13 to 29V
*5 Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
*6 In case of opening control terminal 4, output voltage turns on. (PQ05RF1/PQ05RF11 series)
Page 2

Low Power-Loss Voltage Regulators
Fig.1 Test Circuit
PQ05RF1/PQ05RF11series
VIN 1q
0.33µF
2q 47µF VO
4q VC
A IO
3q
+
A
V
A Iq
IC
RL
Fig.2 Test Circuit of Ripple Rejection
PQ05RF1/PQ05RF11series
~ ei
1q
0.33µF
VIN
2q
4q
3q +
47µF
+
RL V~ eO
f=120Hz (sine wave)
ei=0.5Vrms
RR=20 log (ei/eo)
Fig.3 Power Dissipation vs. Ambient
Temperature
20
PD1 :No heat sink
PD2 :With infinite heat sink
15 PD2
10
5
PD1
0
-25 0
50 100 150
Ambient temperature Ta (˚C)
Note) Oblique line portion:Overheat protection may operate
in this area.
Fig.5 Output Voltage Minute Adjustment
Characteristics (PQ05RF1V)
6.0
R1=390
R1=1k
5.5
R1=
5.0 3.9k
4.5
102 103 104
R2 ()
PQ05RF1 Series
PQ05RF1Vseries
VIN 1q
0.33µF
2q 3.3µF
+
4q
3q +
47µF
A Iq
VO
A IO
V
RL
PQ05RF1Vseries
~ ei
1q
0.33µF
VIN
2q 3.3µF
+
4q
3q +
47µF
+
RL V~ eO
f=120Hz (sine wave)
ei=0.5Vrms
RR=20 log (ei/eo)
Fig.4 Overcurrent Protection
Characteristics (Typical Value)
100
80
60
40
20
0
0 0.5 1.0 1.5 2.0
Output current IO (A)
Fig.6 Output Voltage Minute Adjustment
Characteristics (PQ09RF1V)
R1=390R1=1k
9.9
R1=3.9k
9.0
8.1
103
104
R2 ()
105
Page 3
Part Number PQ09RF11
Manufactur Sharp
Description 1A Output Low Power-Loss Voltage Regulators
Total Page 7 Pages
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PQ09RF1 , PQ09RF11 , PQ09RF1V ,

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