pq3rf2301 ETC-unknow, pq3rf2301 Datasheet - Page 5

• Manufacturer Part Number: pq3rf2301
• Description: 3.3v Output, High Output Current 2a, 3.5a Type Low Power-loss Voltage Regulators
• Manufacturer: ETC-unknow

Low Power-Loss Voltage Regulators
Fig.17 Ripple Rejection vs. Input Ripple
Fig.19 Ripple Rejection vs. Output Current
Fig.21 Output Peak Current vs. Junction
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
80
70
60
50
40
30
20
10
80
70
60
50
40
0
–25
0.1
0
Frequency
(PQ3RF23)
(PQ3RF23)
Temperature
(PQ3RF23)
I
OP
:Output current when
Junction temperature T
Input ripple frequency f (kHz)
output voltage is 95%
in comparison with
the initial value
0
0.5
V
IN
=5V
Output current I
25
1
V
V
IN
IN
=7V
=10V
50
1
10
75
V
I
e
V
e
f=120Hz
O
V
i(rms)
i(rms)
1.5
IN
IN
j
=0.5A
V
O
IN
(˚C)
=5V
=5V
IN
(A)
=3.8V
100
=4.3V
=0.5V
=0.5V
125
100
2
Fig.18 Ripple Rejection vs. Input Ripple
Fig.20 Ripple Rejection vs. Output Current
Fig.22 Output Peak Current vs. Junction
8.0
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
80
70
60
50
40
30
20
10
80
70
60
50
40
30
0
–25
0.1
0
Frequency
(PQ3RF33)
(PQ3RF33)
Temperature
(PQ3RF33)
Input ripple frequency f (kHz)
0.5
Junction temperature T
0
Output current I
I
output voltage is 95% in
comparison with the initial value
OP
:Output current when
25
1
1
1.5
50
PQ3RF23/PQ3RF33
10
75
O
2
V
I
e
V
e
f=120Hz
(A)
V
O
i(rms)
i(rms)
IN
IN
=0.5A
IN
j
V
V
=5V
=5V
(˚C)
=10V
V
IN
IN
100
2.5
V
IN
=4.3V
=3.8V
=0.5V
IN
=0.5V
=5V
=7V
125
100
3