PQ3RD23 Sharp Microelectronics, PQ3RD23 Datasheet - Page 2

• Manufacturer Part Number: PQ3RD23
• Description: IC REG LDO 3.3V 2A ON/OFF TO-220
• Manufacturer: Sharp Microelectronics

Specifications of PQ3RD23

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 20V
• Number Of Regulators: 1
• Current - Output: 2A
• 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: 425-1734-5

Low Power-Loss Voltage Regulators
4
5
6
7
7
PQ3RD23:V
PQ3RD23:V
Input voltage shall be the value when output voltage is 95% in comparison with the initial value. PQ3RD23:V
In case of opening control teminal
V
Fig. 1 Test Circuit
Fig. 3 Power Dissipation vs. Ambient
Note) Oblique line portion : Overheat protection may operate in this area.
Output voltage
Load regulation
Line regulation
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
ON-state voltage for control
ON-state current for control
OFF-state voltage for control
OFF-state current for control
Quiescent current
IN
Electrical Characteristics
20
15
10
0.33 F
5
0
–20
Temperature
IN
IN
=5V, PQ05RD21:V
=4 to 10V, PQ05RD21:V
1
Parameter
Ambient temperature T
A
0
3
P
P
D1
D2
P
P
PQ3RD23
PQ05RD21 series
I
D1
D2
q
PQ3RD23
PQ05RD21
PQ09RD21
PQ12RD21
:No heat sink
:With infinite heat sink
2
4
V
A
20
C
IN
I
4
C
=7V, PQ09RD21:V
, output voltage turns on.
47 F
+
IN
= 6 to 12V, PQ09RD21:V
40
A
R
L
V
I
O
O
V
a
Symbol
V
V
I
60
(˚C)
I
T
C
R
C
C
R
V
C
RR
(
V
C
(
(
eg
(
I
IN
OFF
eg
i
ON
V
OFF
q
O
-
ON
O
L
=11V, PQ12RD21: V
I
O
)
)
)
)
80
Io=5mA to 2.0A,
Tj=0 to 125˚C, Io=5mA
Refer to Fig.2
V
V
I
O
4
5
6
4
4
IN
C
C
, I
, Io=2A
=0A,
=2.7V,
=0.4V,
=10 to 16V, PQ12RD21: V
O
=5mA
4
4
4
IN
Conditions
=14V
4
Fig. 2 Test Circuit of Ripple Rejection
Fig. 4 Overcurrent Protection
V
e
IN
i
12
11
10
IN
0.33 F
9
8
7
6
5
4
3
2
1
=13 to 19V
0
Characteristics (Typical Value)
(PQ3RD23)
1
(Unless otherwise specified, Io=1.0A,
f=120Hz (sine wave)
e
V
I
RR=20 log (e
O
i(rms)
IN
=0.5A
=5V (PQ3RD23)
11V (PQ09RD21)
14V (PQ12RD21)
IN
7V (PQ05RD21)
PQ05RD21 Series/PQ3RD23
=3.7V
3
=0.5V
1.0
V
Output current I
i
-
O
2
4
i(rms)
=3V
MIN.
3.201
11.64
4.85
8.73
2.0
47 F
––
––
––
––
45
––
––
––
––
––
/e
V
2.0
o(rms)
i
-
O
+
=0.5V
I
O
)
TYP.
12.0
3.3
5.0
9.0
0.1
0.1
0.5
0.02
55
––
––
––
––
––
––
+
R
O
L
(A)
V
3.0
e
V
o
V
MAX.
3.399
12.36
i
5.15
9.27
–0.4
i
-
2.0
2.5
2.5
0.5
0.8
-
O
––
––
––
20
10
O
=1V
=2V
4.0
4
, T
%/˚C
a
Unit
=25˚C)
mA
mA
dB
V
%
%
V
V
V
A