Sharp PQ05RA1, PQ05RA11, PQ12RA1, PQ09RA1, PQ09RA11 Datasheet
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Low Power-Loss Voltage Regulators |
PQ05RA1/PQ05RA11 Series |
PQ05RA1/PQ05RA11 Series
OFF-state Low Dissipation Current 1A Output, Low Power-Loss Voltage Regulators
■ Features
¡Low power-loss (Dropout voltage : MAX.0.5V)
¡Compact resin full-mold package
¡OFF-state low dissipation current
(Iqs:1μA, 1/104 as compared to former model PQ05RF1)
¡Built-in ON/OFF control function
■ Applications
¡Series power supplies for OA and AV equipment such as camcorders, word processors, etc.
■ Model Line-ups
Output voltage |
5V Output |
9V Output |
12V Output |
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Output voltage |
PQ05RA1 |
PQ09RA1 |
PQ12RA1 |
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precision:±5% |
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Output voltage |
PQ05RA11 |
PQ09RA11 |
PQ12RA11 |
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precision:±2.5% |
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■ Outline Dimensions |
(Unit : mm) |
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10.2MAX |
4.5±0.2 |
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2.8±0.2 |
7.4±0.2 |
3.6±0.2 |
-+00 .3 |
4.8MAX |
15.6±0.5 |
29.1MAX |
4-1.4 |
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PQ05RA1 |
φ3.2±0.1 |
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13.5MIN |
4-0.6 -+0.20.1 |
(1.5) |
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3-(2.54) |
(0.5) |
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1● 2● 3● 4●
Internal connection diagram
1 |
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2 1 DC input (VIN) |
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2 DC output (VO) |
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Specific IC |
3 GND |
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44 ON/OFF control
terminal (VC)
3
■ Absolute Maximum Ratings |
(Ta=25˚C) |
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Parameter |
Symbol |
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Rating |
Unit |
*1 |
Input voltage |
VIN |
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35 |
V |
*1 |
ON/OFF control terminal voltage |
VC |
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35 |
V |
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Output current |
IO |
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1 |
A |
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Power dissipation (No heat sink) |
PD1 |
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1.5 |
W |
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Power dissipation (With infinite heat sink) |
PD2 |
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15 |
W |
*2 |
Junction temperature |
Tj |
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150 |
˚C |
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Operating temperature |
Topr |
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-20 to +80 |
˚C |
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Storage temperature |
Tstg |
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-40 to +150 |
˚C |
*3 |
Soldering temperature |
Tsol |
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260 |
˚C |
*1 |
All are open except GND and applicable terminals. |
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*2 |
Overheat protection may operate at 125=<Tj=<150˚C. |
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*3 |
For 10s. |
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· 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.”
Low Power-Loss Voltage Regulators |
PQ05RA1/PQ05RA11 Series |
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■ Electrical Characteristics |
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(Unless otherwise specified condition shall be Io=0.5A, Ta=25˚C*4) |
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Parameter |
Symbol |
Conditions |
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MIN. |
TYP. |
MAX. |
Unit |
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PQ05RA1 |
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4.75 |
5.0 |
5.25 |
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PQ09RA1 |
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8.55 |
9.0 |
9.45 |
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Output voltage |
PQ12RA1 |
VO |
- |
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11.4 |
12.0 |
12.6 |
V |
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PQ05RA11 |
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4.88 |
5.0 |
5.12 |
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PQ09RA11 |
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8.78 |
9.0 |
9.22 |
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PQ12RA11 |
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11.7 |
12.0 |
12.3 |
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Load regulation |
RegL |
IO=5mA to 1.0A |
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0.1 |
2.0 |
% |
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Line regulation |
RegI |
*5 |
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0.2 |
2.5 |
% |
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Temperature coefficient of output voltage |
TcVo |
Tj=0 to 125˚C |
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±0.004 |
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%/˚C |
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Ripple rejection |
RR |
Refer to Fig.2 |
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45 |
55 |
- |
dB |
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Dropout voltage |
Vi-o |
*6 |
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- |
- |
0.5 |
V |
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ON-state voltage for control |
VC (ON) |
- |
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2.0 |
- |
- |
V |
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ON-state current for control |
IC (ON) |
- |
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- |
- |
200 |
μA |
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*7 |
OFF-state voltage for control |
VC (OFF) |
- |
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- |
- |
0.8 |
V |
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OFF-state current for control |
IC (OFF) |
VC=0.4V |
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- |
- |
2 |
μA |
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Quiescent current |
Iq |
IO=0A,VIN=35V |
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- |
- |
8 |
mA |
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Output OFF-state comsumpion current |
Iqs |
IO=0A,VIN=35V |
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- |
1 |
μA |
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VC=0.4V |
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*4 |
PQ05RA1 series:VIN=7V, PQ09RA1 series:VIN=11V, PQ12RA1 series:VIN=14V |
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*5 |
PQ05RA1/PQ05RA11:VIN=6 to 16V |
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PQ09RA1/PQ09RA11:VIN=10 to 20V |
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PQ12RA1/PQ12RA11:VIN=13 to 23V |
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*6 |
Input voltage shall be the value when output voltage is 95% in comparison with the initial value. |
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*7 |
In case of opening control terminal 4, output voltage turns off. |
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Fig.1 Test Circuit
VIN |
1● |
2● |
47μF |
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VO |
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4●VC |
+ |
A |
IO |
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3● |
A |
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V |
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0.33μF |
Iq |
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RL |
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A |
IC |
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Fig.3 Power Dissipation vs. Ambient Temperature
20
PD1 :No heat sink
PD2 :With infinite heat sink
(W) |
15 |
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PD2 |
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PD |
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dissipation |
10 |
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Power |
5 |
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PD1 |
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0 |
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-20 |
0 |
50 |
100 |
150 |
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Ambient temperature Ta (˚C) |
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Fig.2 Test Circuit of Ripple Rejection
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+ |
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1● |
2● |
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IO |
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~ |
ei |
4● |
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f=120Hz (sine wave) |
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47μF + |
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3● |
V~ |
eo |
ei=0.5Vrms |
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RL |
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0.33μF |
RR=20 log (ei/eo) |
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VC |
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VIN |
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Fig.4 Overcurrent Protection
Characteristics (Typical value)
(%) |
100 |
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80 |
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outputvoltage |
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40 |
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Relative |
60 |
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20 |
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0 |
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0 |
0.3 |
0.6 |
0.9 |
1.2 |
1.5 |
1.8 |
2.1 |
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Output current IO (A)
Note) Oblique line portion:Overheat protection may operate in this area
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