1A Output, Low Power-Loss Voltage Regulators(Built-in Reset Signal Generating Function)
s
Features
¡Compact
resin full-mold package
¡Low
power-loss (Dropout voltage : MAX. 0.5V)
¡The
regulators are provided with reset signal generating function
to prevent errors of microcomputer when input voltage is applied
and output voltage drops.
¡High-precision
output type
(Output Voltage precision :
±2.5%)
(PQ05RR13)
s
Outline Dimensions
10.2MAX
3.6±0.2
4.5±0.2
(Unit : mm)
2.8±0.2
7.4±0.2
29.1MAX
PQ05RR12
4-1.4
13.5MIN
4-0.6
+0.3
-0
s
Applications
¡Series
power supply for equipment such as TVs, VCRs and
electronic music instruments
+0.2
-0.1
3-(2.54)
(0.5)
1 2 3 4
q q q q
Internal connection diagram
1
Specific IC
4
3
2
1
DC input (V
IN
)
2
DC output (V
O
)
3
GND
4
Reset signal output (V
r
)
s
Absolute Maximum Ratings
*1
*1
(T
a
=25˚C)
Symbol
V
IN
V
r
I
O
I
r
P
D1
P
D2
T
j
T
opr
T
stg
T
sol
Rating
24
24
1
10
1.5
15
150
-20 to +80
-40 to +150
260
Unit
V
V
A
mA
W
W
˚C
˚C
˚C
˚C
*2
*3
*1
*2
*3
Parameter
Input voltage
Reset output voltage
Output current
Reset output current
Power dissipation (No heat sink)
Power dissipation (With infinite heat sink)
Junction temperature
Operating temperature
Storage temperature
Soldering temperature
All are open except GND and applicable terminals.
Overheat protection may operate at 125=<T
j
=<150˚C.
For 10s
· 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. ”
4.8MAX
15.6±0.5
(1.5)
φ3.2±0.1
Low Power-Loss Voltage Regulators
s
Electrical Characteristics
Parameter
PQ05RR12
Output voltage
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
*4
*5
PQ05RR12/PQ05RR13
(Unless otherwise specified, condition shall be V
IN
=7V,Io=0.5A, T
a
=25˚C)
Symbol
V
O
R
eg
L
R
eg
I
T
C
V
O
RR
V
i
-o
V
rl
V
rt
I
rlk
I
q
Conditions
-
I
O
=5mA to 1.0A
V
IN
=6 to 12V
T
J
=0 to 125˚C
Refer to Fig. 2
*4
I
O
=5mA, I
r
=5mA
I
O
=5mA,
*5
I
O
=5mA, V
r
=24V
I
O
=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
Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
Output voltage shall be the value when input voltage lowers and V
r
becomes low.
Fig.1 Test Circuit
Fig.2 Test Circuit of Ripple Rejection
V
IN
1
q
2
q
4
q
3
q
I
r
47µF
V
O
1
q
2
q
4
q
3
q
+
+
I
O
R
L
V
e
o
~
A
+
I
O
~
e
i
0.33µF
V A
V
rl
I
q
I
rlk
V
r
V
R
L
V
IN
0.33µF
47µF
A
f=120Hz (sine wave)
e
i
=0.5V
rms
RR=20 log (e
i
/e
o
)
Fig.3 Power Dissipation vs. Ambient
Temperature
20
P
D1
:No heat sink
P
D2
:With infinite heat sink
Fig.4 Overcurrent Protection
Characteristics (Typical value)
100
Relative output voltage (%)
Power dissipation P
D
(W)
15
P
D2
80
60
10
40
20
0
0
0.3
0.6 0.9 1.2 1.5 1.8
Output current
I
O
(A)
2.1
5
P
D1
0
50
100
150
Ambient temperature T
a
(˚C)
Note) Oblique line portion:Overheat protection may operate in
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Embedded System
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