Sharp PQ05RF1, PQ05RF11, PQ05RF1V, PQ09RF1, PQ09RF11 Schematics
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Low Power-Loss Voltage Regulators PQ05RF1 Series
PQ05RF1 Series
1A Output Low Power-Loss Voltage Regulators
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.
■
Model Line-ups
Output voltage
Output voltage
precision:±5%
Output voltage
precision:±2.5%
Minute adjustment
(Output voltage adjust ment range:±10%)
Applications
■
●
Seris power supply for various electronic equipment such
5Voutput
PQ05RF1
PQ05RF11
PQ05RF1V
9Voutput
PQ09RF1
PQ09RF11
PQ09RF1V
12Voutput
PQ12RF1
PQ12RF11
PQ12RF1V
as VCRs and musical instruments
Equivalent Circuit Diagram
■
PQ05RF1series/PQ05RF11series
1 2
Outline Dimensions
■
10.2MAX
7.4±0.2
PQ05RF1
29.1MAX
13.5MIN
φ3.2±0.1
4–1.4
4–0.6
3–(2.54)
3.6±0.2
+0.3
–0
+0.2
–0.1
➀➁➂➃
Internal connection diagram
PQ05RF1/11series
DC input(VIN)
➀
➀
Specific IC
➁
➃
DC output(VO)
➁
GND
➂
ON/OFF control
➃
terminal(V
C)
➂
PQ05RF1Vseries
1 2
(Unit : mm)
4.5±0.2
2.8±0.2
4.8MAX
(0.5)
PQ05RF1Vseries
DC input(VIN)
➀
DC output(VO)
➁
GND
➂
Output voltage
➃
minute
adjustment
terminal(V
15.6±0.5
(1.5)
ADJ)
–
+
Reference
voltage
generation
circuit
Output
4
ON/OFF
control circuit
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/
❇ASO
protection
circuit
Overheat
protection
circuit
3
❇ASO : Area of Safety
Operation
Reference
voltage
generation
circuit
•Please refer to the chapter " Handling Precautions ".
❇ASO
protection
circuit
Overheat
protection
circuit
3
–
+
4
Low Power-Loss Voltage Regulators PQ05RF1 Series
■
Absolute Maximum Ratings
❇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<=T
Parameter Symbol Rating Unit
PQ05RF1 series
PQ05RF11 series
j
<=150˚C
V
IN
V
C
I
O
P
D1
P
D2
T
j
T
opr
T
stg
T
sol
–20 to +80
–40 to +150
260 (For 10s)
35
35
1.5
15
150
a
=25˚C)
(T
V
V
1
A
W
W
˚C
˚C
˚C
˚C
■
Electrical Characteristics
(Unless othewise specified, condition shall be Io=0.5A, Ta=25˚C, ❇3)
Parameter Symbol Conditions
PQ05RF1/PQ05RF1V
PQ09RF1/PQ09RF1V
Output voltage
PQ12RF1/PQ12RF1V
PQ05RF11
V
O
PQ09RF11
PQ12RF11
Load regulation
Line regulation
Temperature coefficient of output voltage
Ripple rejection
PQ05RF1/PQ05RF11 series
PQ05RF1V series
Dropout voltage
ON-state voltage for control
ON-state current for control
OFF-state voltage for control
OFF-state current for control
PQ05RF1/PQ05RF11 series
PQ05RF1/PQ05RF11 series
PQ05RF1/PQ05RF11 series
PQ05RF1/PQ05RF11 series
RegL
R
T
V
VC(ON)
I
V
C(OFF
I
Quiescent current
Output voltage minute
adjustment characteristics
❇3
PQ05RF1 series:V
❇4
PQ05RF1/PQ05RF11/PQ05RF1V:V
PQ09RF1/PQ09RF11/PQ09RF1V:VIN=10 to 25V
PQ12RF1/PQ12RF11/PQ12RF1V:V
❇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 ➃, output voltage turns on. (PQ05RF1/PQ05RF11 series)
IN
=7V, PQ09RF1 seris:VIN=15V, PQ12RF1 seris:VIN=18V
PQ05RF1V
PQ09RF1V
PQ12RF1V
IN
=6 to 12V
IN
=13 to 29V
VO(
eg
CVO
RR
i-O
C(ON
C(OFF
q
I
ADJ
I
O
=5mA to 1A
I
❇4
, IO=5mA
j
=0 to 125˚C, IO=5mA
T
Refer to Fig. 2.
❇5
C
=2.7V
V
)
)
C
=0.4V
V
)
I
O
=0
)
UnitMAX.TYP.MIN.
4.75
8.55
−
11.4
4.88
8.78
11.7
−
−
−
45
55
−
−
2.0
−
−
−
−
−
4.5
−
8.1
10.8
5.0
9.0
12.0
5.0
9.0
12.0
0.1
0.5
±0.02
❇6
5.0
9.0
12.0
5.25
9.45
12.6
5.12
V
9.22
12.3
2.0
2.5
−
55
−
−
−
−
−
−
−
−
−
0.5
−
20
0.8
–0.4
10
%
%
%/˚C
dB
V
V
µA
V
mA
mA
5.5
9.9
V
13.2
Low Power-Loss Voltage Regulators PQ05RF1 Series
Fig.1 Test Circuit
PQ05RF1/PQ05RF11series PQ05RF1Vseries
V
IN
0.33µF
1
3
A
47µF
V
2
V
C
4
A
I
C
I
q
O
I
O
A
+
V
R
L
V
IN
0.33µF
Fig.2 Test Circuit of Ripple Rejection
PQ05RF1/PQ05RF11series PQ05RF1Vseries
+
VIN
ei
0.33µF
+
eO
V
RL
f=120Hz(sine wave)
i(rms)=0.5V
e
RR=20 log(e
i(rms)/eo(rms))
VIN
1
ei
0.33µF
2
4
3
47µF
1
1
3.3µF
2
+
4
3
47µF
A
I
q
3.3µF
2
+
4
3
47µF
V
O
I
O
A
+
V
R
L
+
+
eO
V
RL
f=120Hz(sine wave)
i(rms)=0.5V
e
RR=20 log(e
i(rms)/eo(rms))
Fig.3 Power Dissipation vs. Ambient
Temperature
20
PD1 :No heat sink
D
2 :With infinite heat sink
P
P
15
(W)
D
D2
10
5
Power dissipation P
0
–25 0
P
D1
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
5.5
(V)
O
5.0
1
R
=390Ω
R1=1kΩ
1
=
R
3.9kΩ
Fig.4 Overcurrent Protection
Characteristics (Typical Value)
100
80
60
40
20
Relative output voltage (%)
0
0 0.5 1.0 1.5 2.0
Output current IO (A)
Fig.6 Output Voltage Minute Adjustment
Characteristics (PQ09RF1V)
1
=1kΩ
R
R
1
=3.9kΩ
(V)
O
9.9
9.0
1
R
=390Ω
4.5
Output voltage V
2
10
3
10
R2 (Ω)
10
Output voltage V
8.1
4
3
10
4
10
5
10
R2 (Ω)
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