PQ09RA1 查看數據表（PDF） - Sharp Electronics
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PQ09RA1 Datasheet PDF : 6 Pages
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Low Power-Loss Voltage Regulators
PQ05RA1/PQ05RA11 Series
s Electrical Characteristics
(Unless otherwise specified condition shall be Io=0.5A, Ta=25˚C❇4)
Parameter
PQ05RA1
PQ09RA1
Output voltage
PQ12RA1
PQ05RA11
PQ09RA11
PQ12RA11
Load regulation
Line regulation
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
ON-state voltage for control
ON-state current for control
❇7 OFF-state voltage for control
OFF-state current for control
Quiescent current
Output OFF-state comsumpion current
Symbol
VO
RegL
RegI
TcVo
RR
Vi-o
VC(ON)
IC(ON)
VC(OFF)
IC(OFF)
Iq
Iqs
Conditions
−
IO=5mA to 1.0A
❇5
Tj=0 to 125˚C
Refer to Fig.2
❇6
−
−
−
VC=0.4V
IO=0A, VIN=35V
IO=0A, VIN=35V
VC=0.4V
MIN.
4.75
8.55
11.4
4.88
8.78
11.7
−
−
−
45
−
2.0
−
−
−
−
−
TYP.
5.0
9.0
12.0
5.0
9.0
12.0
0.1
0.2
±0.004
55
−
−
−
−
−
−
MAX.
5.25
9.45
12.6
5.12
9.22
12.3
2.0
2.5
−
−
0.5
−
200
0.8
2
8
−
1
Unit
V
%
%
%/˚C
dB
V
V
µA
V
µA
mA
µA
❇4 PQ05RA1 series:VIN=7V, PQ09RA1 series:VIN=11V, PQ12RA1 series:VIN=14V
❇5 PQ05RA1/PQ05RA11:VIN=6 to 16V
PQ09RA1/PQ09RA11:VIN=10 to 20V
PQ12RA1/PQ12RA11:VIN=13 to 23V
❇6 Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
❇7 In case of opening control terminal ➃, output voltage turns off.
Fig.1 Test Circuit
VIN
1
0.33µF
47µF VO
2
4 VC
A IO
+
3
A
V
A Iq
RL
IC
Fig.2 Test Circuit of Ripple Rejection
1
ei
0.33µF
VIN
+
2
IO
4
47µF +
3
RL V eo
VC
f=120Hz(sine wave)
ei(rms)=0.5V
RR=20 log(ei(rms)/eo(rms))
Fig.3 Power Dissipation vs. Ambient
Temperature
20
PD1 :No heat sink
PD2 :With infinite heat sink
15
PD2
10
Fig.4 Overcurrent Protection
Characteristics (Typical value)
100
80
60
40
5
PD1
Note)
0
–20 0
50
100
150
Ambient temperature Ta (˚C)
Oblique line portion : Overheat protection may operate in this area.
20
0
0 0.3 0.6 0.9 1.2 1.5 1.8 2.1
Output current IO (A)
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