PQ05RR12 Ver la hoja de datos (PDF) - Sharp Electronics
Número de pieza
componentes Descripción
Fabricante
PQ05RR12
Sharp Electronics
PQ05RR12 Datasheet PDF : 5 Pages
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Low Power-Loss Voltage Regulators
PQ05RR12/PQ05RR13
s Electrical Characteristics
(Unless otherwise specified, condition shall be VIN=7V,Io=0.5A, Ta=25˚C)
Parameter
Output voltage
PQ05RR12
PQ05RR13
Load regulation
Line regulation
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
Low reset output voltage
Reset threshold voltage
Reset output leak current
Quiescent current
Symbol
Conditions
VO
-
RegL
RegI
TCVO
RR
Vi-o
Vrl
Vrt
Irlk
Iq
IO=5mA to 1.0A
VIN=6 to 12V
TJ=0 to 125˚C
Refer to Fig. 2
*4
IO=5mA, Ir=5mA
IO=5mA, *5
IO=5mA, Vr=24V
IO=0
MIN.
4.75
4.88
-
-
-
45
-
-
3.55
-
-
TYP.
5.0
5.0
0.1
0.5
±0.02
55
-
-
3.75
-
-
MAX.
5.25
5.12
2.0
2.5
-
-
0.5
0.8
3.95
30
10
Unit
V
%
%
%/˚C
dB
V
V
V
µA
mA
*4 Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
*5 Output voltage shall be the value when input voltage lowers and Vr becomes low.
Fig.1 Test Circuit
VIN
1q
0.33µF
2q
4q
Ir
3q
VA
Vrl
A Iq
Irlk
Vr
47µF VO
A IO
+
V
RL
Fig.2 Test Circuit of Ripple Rejection
1q
~ ei
0.33µF
VIN
+
2q
IO
4q
3q
+
RL V~ eo
47µF
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
PD2
15
10
5
PD1
0
-20 0
50
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
80
60
40
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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