PQ20RX11 Sharp Microelectronics, PQ20RX11 Datasheet - Page 2

• Manufacturer Part Number: PQ20RX11
• Description: IC REG LDO ADJ 1A ON/OFF TO-220
• Manufacturer: Sharp Microelectronics

Specifications of PQ20RX11

• Regulator Topology: Positive Adjustable
• Voltage - Output: 3 ~ 20 V
• Voltage - Input: 3.5 ~ 24 V
• Number Of Regulators: 1
• Current - Output: 1A
• Operating Temperature: -20°C ~ 80°C
• Mounting Type: Through Hole
• Package / Case: TO-220
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Dropout (typical): -
• Current - Limit (min): -
• Other names: 425-1722-5

Low Power-Loss Voltage Regulators
4
5
6
7
7
PQ20RX05: I
PQ20RX05: I
Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
In case of opening ON/OFF control terminal
Fig. 1 Test Circuit
Fig. 3 Power Dissipation vs. Ambient
Note) Oblique line portion : Overheat protection may operate in this area.
V
Input voltage
Output voltage
Load regulation
Line regulation
Ripple rejection
Reference voltage
Temperature coefficient of reference voltage
Dropout voltage
Quiescent current
ON-state voltage for control
ON-state current for control
OFF-state voltage for control
OFF-state current for control
Output OFF-state consumption current
IN
Electrical Characteristics
0.33 F
20
15
10
V
V
5
0
–20
C
O
A
=V
Temperature (PQ20RX05)
[R
O
O
1
2
ref x
=0.3A, PQ20RX11: I
=5mA to 0.5A, PQ20RX11: I
1
=2k ,V
Parameter
Ambient temperature T
0
1+ ––––– Nearly=2.64
P
P
A
5
D2
D1
ref
R
R
2
1
Nearly=2.64V]
I
q
P
P
3
4
D1
D2
2k
50
:No heat sink
:With infinite heat sink
O
=0.5A
R
R
2
1
V
80 100
x
O
1+ –––––
=5mA to 1.0A
2
, output voltage turns off.
R
R
47 F
2
1
a
+
Symbol
V
(˚C)
T
V
I
I
R
C(OFF)
R
C(ON)
C(OFF)
V
V
V
RR
C(ON)
V
C
I
I
eg
eg
V
qs
A
i-O
IN
ref
q
O
(Unless otherwise specified, V
L
I
ref
R
V
L
I
O
O
V
150
V
Refer to Fig. 2
Tj=0 to 125˚C, Io=5mA
Io=0A
Io=0A
Io=0A, Vc=0.4V
Vc=0.4V
5
4
IN
,
=4 to 10V, Io=5mA
6
Conditions
––
––
––
––
––
Fig. 2 Test Circuit of Ripple Rejection
Fig. 4 Power Dissipation vs. Ambient
Note) Oblique line portion : Overheat protection may operate in this area.
V
e
i
IN
0.33 F
IN
20
15
10
5
0
=5V, V
–25
Temperature (PQ20RX11)
2.7V
1
2
O
=3.3V,
0
Ambient temperature T
P
P
5
D2
D1
f
e
I
RR=20 log(e
V
V
=120Hz(sine wave)
O
i
P
P
IN
O
=0.5V
=0.3A
4
3
4
=3.3V(R
, R
MIN.
2.574
=5V
D1
D2
3.5
3.0
2.0
––
––
45
––
––
––
––
––
––
––
PQ20RX05/PQ20RX11
1
:No heat sink
:With infinite heat sink
50
=2k , R
rms
1
2k
=2k )
R
R
i
/e
2
1
o
80 100
TYP.
)
2.64
47 F
2
––
––
––
––
––
––
––
––
––
––
––
––
1.0
=500 , V
47 F
a
+
(˚C)
MAX.
2.706
200
C
2.0
2.5
0.5
0.8
2.0
5.0
24
20
––
––
––
=2.7V, T
8
R
+
L
I
O
V
150
eo
a
Unit
=25˚C)
mA
dB
V
V
%
%
V
%
V
V
V
A
A
A
211