*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
Lead finish:Lead-free solder plating
(Composition: SnBi)
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.: OP06071
PQ1MX55M2SPQ
Electrical Characteristics
Unless otherwise specified condition shall be V
IN
=3.5V,V
O
=2.44V(R1=R2=100kΩ),I
O
=30mA,V
C
=1.8V,Ta=25°C
Parameter
Operating input voltage
Output voltage
Reference voltage
Load regulation
Line regulation
Dropout voltage
Temperature coefficient of output voltage
Ripple rejection
Output noise voltage
*4
ON-state
Symbol
V
IN
V
O
V
ref
R
eg
L
R
eg
I
V
i-o
T
C
V
O
RR
V
no(rms)
V
C(ON)
I
C(ON)
V
C(OFF)
I
q
I
qs
Conditions
MIN.
2.6
1.3
1.196
TYP.
MAX.
9.0
5.0
1.244
100
20
0.7
Unit
V
V
V
mV
mV
V
mV/°C
dB
μV
V
μA
V
mA
μA
-
-
-
I
O
=5mA to 500mA
V
IN
=3.5V to 8.5V
-
-
1.22
10
6.0
V
IN
=2.6V,I
O
=500mA
I
O
=10mA,Tj=-25 to +75°C
Refer to Fig.2
10Hz<f<100kHz
voltage for control
-
V
C
=1.8V
-
-
-
-
-
-
1.8
-
±0.1
55
100
ON-state current for control
OFF-state voltage for control
Quiescent current
Output OFF-state dissipation current
-
I
O
=0mA
V
C
=0.2V
-
-
-
-
-
20
-
-
-
-
70
0.4
1.2
1
-
0.8
-
*4 In case of opening control terminal
③,output
voltage turns off.
Fig.1 Test Circuit
4
5
R
2
I
q
,I
qs
A
A
Io
Vo
V
R
L
V
in
1μF
Vc
3
A
2
1
R
1
100kΩ
1μF
I
C(ON)
Fig.2 Test Circuit for Ripple Rejection
4
ei
5
R
2
+
~
1μF
Vc
3
2
1
V
in
1μF
R
1
100kΩ
R
L
~
V
eo
f=400Hz(sine wave)
ei(rms)=100mV
Vin=3.5V
Vc=1.8V
V
O
=2.44V(R1=100kΩ)
I
O
=30mA
RR=20log(ei(rms)/eo(rms))
Sheet No.: OP06071
2
PQ1MX55M2SPQ
Fig.3 Power Dissipation vs. Ambient
Temperature
1000
900
Power dissipation P
D
(mW)
800
700
600
500
400
300
200
100
0
-40 -25
0
25
50
75 85 100 125 150
Mounting PCB
PCB
Copper foil
Ambient temperature Ta (°C)
Note) Oblique line portion:Overheat protection may operate in this area.
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