PQ3RD23 Sharp Microelectronics, PQ3RD23 Datasheet - Page 5

• 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
Fig.17 Circuit Operating Current vs. Input
Fig.19 Circuit Operating Current vs. Input
Fig.21 Quiescent Current vs. Junction
10
80
60
40
20
80
60
40
20
8
6
4
2
0
–25
0
0
0
0
Voltage (PQ05RD21)
Voltage (PQ12RD21)
Temperature
PQ05RD21
I
PQ12RD21 PQ09RD21
O
=0A
Junction temperature T
0
5
Input voltage V
Input voltage V
R
25
PQ3RD23
L
=
10
50
5
R
15
L
=5
IN
75
IN
(V)
(V)
j
R
R
R
R
(˚C)
L
20
L
L
100
L
=
=2.5
=12
=6
125
10
25
Fig.18 Circuit Operating Current vs. Input
Fig.20 Dropout Voltage vs. Junction
Fig.22 Ripple Rejection vs. Input Ripple
0.5
0.4
0.3
0.2
0.1
80
70
60
50
40
30
20
10
80
60
40
20
0
–25
0
0
0.1
0
Voltage (PQ09RD21)
Temperature
Frequency
PQ12RD21(V
PQ3RD23
I
PQ05RD21
O
=0.5A, e
Input ripple frequency f (kHz)
PQ09RD21(V
Junction temperature T
PQ05RD21 Series/PQ3RD23
0
Input voltage V
5
i(rms)
25
1
PQ12RD21
IN
PQ05RD21(V
=14V)
=0.5V
50
PQ3RD23(V
PQ09RD21
IN
=11V)
10
75
IN
10
R
R
L
(V)
L
=4.5
=9
IN
j
(˚C)
=7V)
100
R
IN
15
L
=5V)
=
125
100