*1 All are open except GND and applicable terminals.
*2 At surface-mounted condition
*3 Overheat protection may operate at Tj:125°C to 150°C
Notice The content of data sheet is subject to change without prior notice.
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 device specification sheets before using any SHARP device.
1
Sheet No.: OP06053
PQ1LAxx3MSPQ Series
Electrical Characteristics
(Unless otherwise specified condition shall be V
IN
=V
O
(TYP.)+1.0V,I
O
=30mA,V
C
=1.8V,Ta=25°C)
Parameter
Output voltage
Input voltage
Load regulation
Line regulation
*4
*4
Symbol
V
O
V
IN
R
eg
L
R
eg
I
*7
Temperature coefficient of output voltage T
C
V
O
Ripple rejection
RR
Output noise voltage
V
no(rms)
Dropout voltage
V
I-O
On-state voltage for control
V
C(ON)
On-state current for control
I
C(ON)
Off-voltage for control
V
C(OFF)
Quiescent current
I
q
I
qs
Output off-state consumption current
Conditions
―
―
V
O
<3V,I
O
=5 to 300mA
V
O
≥3V,I
O
=5 to 300mA
V
O
<3V,V
IN
＝V
O
(TYP)+1V to V
O
(TYP)+6V
V
O≧
3V,V
IN
＝V
O
(TYP)+1V to V
O
(TYP)+6V
I
O
=10mA, Tj=0 to 100°C
Refer to Fig.2
10Hz<f<100kHz,C
n
=0.1μF,I
O
=30mA
I
O
=300mA,
*5,*6
―
V
C
=1.8V
―
I
O
=0mA
V
C
=0.2V
MIN.
2.5
―
―
―
―
―
―
―
―
1.8
―
―
―
―
MAX.
TYP.
Refer to list.1
―
15
10
60
0.2
2
5
15
0.05
0.5
―
±0.5
―
55
―
50
0.4
0.7
―
―
5
30
―
0.4
550
800
―
1
Unit
V
V
mV
%
mV
%
%
dB
μV
V
V
μA
V
μA
μA
*4 Typical value of 3.3V output model.
*5 Input voltage when output voltage falls 0.1V from that at V
IN
=V
O
(TYP)+1.0V.
*6 V
IN
(MIN)=2.5V(PQ1LA153MSPQ,
PQ1LA183MSPQ)
*7 In case that the control terminal (③ pin) is non-connection,output voltage should be OFF state.
List.1 Output voltage Line-up
Parameter
PQ1LA153MSPQ
PQ1LA183MSPQ
PQ1LA253MSPQ
PQ1LA303MSPQ
PQ1LA333MSPQ
PQ1LA503MSPQ
PQ1LA903MSPQ
Symbol
Conditions
MIN.
1.440
1.740
2.440
2.940
3.234
4.900
8.820
TYP.
1.5
1.8
2.5
3.0
3.3
5.0
9.0
MAX.
1.560
1.860
2.560
3.060
3.366
5.100
9.180
V
Unit
V
O
V
IN
=V
O
(TYP.)+1.0V, I
O
=30½A,
V
C
=1.8V,Ta=25°C
Fig.1 Standard measuring circuit of Regulator portion
4
Iq,Iqs
5
A
1μF
Io
R
L
V
Vo
A
V
IN
1μF
A
V
C
I
C
(ON)
3
2
1
0.01μF
Fig.2 Standard measuring circuit of critical rate of ripple rejection
+
4
ei
½
5
1μF
1μF
3
2
1
R
L
V
IN
eo
V
½
V
C
0.1μF
f=400Hz Sine wave
ei(rms)=100mV
V
IN
=V
O
(TYP.)+1.0V
V
C
=1.8V
I
O
=30mA
RR=20log {ei(rms)/Eo(rms)}
Sheet No.: OP06053
2
PQ1LAxx3MSPQ Series
Fig.3 Power Dissipation vs. Ambient
Temperature
1000
Mounting PCB
PCB
Copper foil
Power dissipation P
D
(mW)
900
800
700
600
500
400
300
200
100
0
-40 -25
Material
PCB Size
Copper foil area
Thickness of copper
: Glass-cloth epxy resin
: 20mm × 20mm × 1.0mm
: 180mm
2
: 35μm
Ambient temperature T
a
(°C)
Note) Oblique line portion:Overheat protection may operate in this area.
0
25
50
75 85 100 125
150
Fig.4 Overcurrent Protection Characteristics
100
Fig.5 Output Voltage vs. Input Voltage
(Typical Value)
(PQ1LA333MSPQ)
4
Relative output voltage (%)
75
Output voltage V
O
(V)
3
R
L
=110Ω
50
2
R
L
=22Ω
R
L
=11Ω
25
1
0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0
Ta=25°C
C
IN
=C
O
=1μF
(Ceramic capacitor)
C
N
=0.01μF
(Ceramic capacitor)
0
1
2
3
4
5
6
7
Output current I
O
(A)
Input voltage V
IN
(V)
Fig.6 Circuit Operating Current vs. Input Voltage
(Typical Value)
(PQ1LA333MSPQ)
Circuit operating current I
BIAS
(mA)
10
9
8
7
6
5
4
3
2
1
0
0
1
2
3
4
R
L
=∞Ω
R
L
=22Ω
R
L
=11Ω
Ta=25°C
C
IN
=C
O
=1μF
(Ceramic capacitor)
C
N
=0.01μF
(Ceramic capacitor)
Fig.7 Quiescent Current vs. Junction
Temperature
(Typical Value)
600
Quiescent current Iq(μA)
500
400
300
200
100
0
-40 -20
0
20
40
V
IN
=V
O
(TYP.)+1.0V,
V
C
=1.8V,Io=0mA
5
6
7
60 80 100 120 140
Input voltage V
IN
(V)
Junction temperature Tj (°C)
Sheet No.: OP06053
3
PQ1LAxx3MSPQ Series
Fig.8 Dropout Voltage vs. Junction Temperature
(Typical Value) (PQ1LA333MSPQ)
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
-40 -20
V
IN
=Input voltage when output voltage
falls 0.1V from that at V
IN
=V
O
(TYP.)+1.0V
V
C
=1.8V,I
O
=300mA,
C
IN
=C
O
=1μF(Ceramic capacitor)
C
N
=0.01μF(Ceramic capacitor)
Fig.9 Output Voltage Deviation vs. Junction
Temperature (Typical Value) (PQ1LA333MSPQ)
50
Output voltage deviation
ΔV
O
(mV)
40
I
O
=30mA,
V
IN
=4.3V,V
C
=1.8V,
C
IN
=C
O
=1μF(Ceramic capacitor)
Dropout voltage V
i–O
(V)
30
C
N
=0.01μF(Ceramic capacitor)
20
10
0
-10
-20
-30
-40
-50
-40 -20
0
20
40
0
20
40
60 80 100 120 140
60 80 100 120 140
Junction temperature Tj (°C)
Junction temperature Tj (°C)
Fig.10 Dropout Voltage vs. Output Current
(Typical Value)
0.7
Ta=25°C,V
C
=1.8V,V
IN
=Input voltage when output
voltage falls 0.1V from that at V
IN
=V
O
(TYP.)+1.0V
Fig.11 Ripple Rejection vs. Input Ripple Frequency
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