PQ05RD08 查看數據表（PDF） - Sharp Electronics
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PQ05RD08 Datasheet PDF : 8 Pages
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Low Power-Loss Voltage Regulators
PQ05RD08 Series/PQ3RD083/PQ6RD083
s Electrical Characteristics
(Unless otherwise specified, Io=0.5A, f4, Ta=25˚C)
Parameter
PQ3RD083
Output voltage
PQ05RD08
PQ6RD083
PQ09RD08
PQ12RD08
Load regulation
PQ05RD08 series
Line regulation
PQ3RD083/PQ6RD083
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
f7 ON-state voltage for control
ON-state current for control
OFF-state voltage for control
OFF-state current for control
Quiescent current
Symbol
VO
RegL
RegI
TCVO
RR
Vi-O
VC(ON)
IC(ON)
VC(OFF)
IC(OFF)
Iq
Conditions
f4
Io=5mA to 0.8A, f4
f5, IO=5mA
Tj=0 to 125˚C, Io=5mA
Refer to Fig.2
f6, Io=0.5A
f4
VC=2.7V, f4
f4
VC=0.4V, f4
IO=0A, f4
MIN.
3.201
4.85
6.111
8.73
11.64
––
––
––
––
45
––
2.0
––
––
––
––
TYP.
3.3
5.0
6.3
9.0
12.0
0.1
0.5
0.1
±0.02
55
––
––
––
––
––
––
MAX.
3.399
5.15
6.489
9.27
12.36
2.0
2.5
2.5
––
––
0.5
––
20
0.8
–0.4
10
Unit
V
%
%
%/˚C
dB
V
V
µA
V
mA
mA
f4 PQ3RD083: VIN=5V, PQ05RD08:VIN =7V, PQ6RD083: VIN=8V, PQ09RD08:VIN =11V, PQ12RD08: VIN =14V
f5 PQ3RD083: VIN=4 to 10V, PQ6RD083: VIN= 7 to 13V, PQ05RD08:VIN = 6 to 12V, PQ09RD08:VIN =10 to 16V, PQ12RD08: VIN =13 to 17V
f6 Input voltage shall be the value when output voltage is 95% in comparison with the initial value. (PQ3RD08:VIN =3.7V)
f7 In case of opening control terminal r, output voltage turns on.
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
VIN 0.33µF
+
f=120Hz (sine wave)
2
4 47µF
IO
ei=0.5Vrms
VIN=5V (PQ3RD083)
7V (PQ05RD08)
3
+
RL V eo
8V (PQ6RD083)
11V (PQ09RD08)
14V (PQ12RD08)
IO=0.5A
RR=20 log (ei/eo)
Fig. 3 Power Dissipation vs. Ambient
Temperature
20
PD1 :No heat sink
PD2 :With infinite heat sink
15
10
PD2
5
PD1
0
–20 0
50 80 100
150
Ambient temperature Ta (˚C)
Note) Oblique line portion : Overheat protection may operate in this area.
Fig. 4 Overcurrent Protection
Characteristics (Typical Value)
100
VIN=VO+2V
80
VIN=VO+5V
60
40
VIN=VO+1V
20
0
0
0.5
1.0
1.5
2.0
Output current IO (A)
114
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