pq1cf2 ETC-unknow, pq1cf2 Datasheet - Page 3

• Manufacturer Part Number: pq1cf2
• Description: To-220 Type Chopper Regulator
• Manufacturer: ETC-unknow

Chopper Regulators
Fig. 3 Overcurrent Protection Characteristics
Fig. 5 Switching Current vs. Output
Fig. 7 Load Regulation vs. Output Current
–0.5
0.5
2.5
2.0
1.5
1.0
0.5
1
0
0
7
6
5
4
3
2
1
0
0
0
0
(Typical Value)
Saturation Voltage
T
Ta=25˚C
j
Output saturation voltage V
0.5
=25˚C
0.2
Output current Io (A)
Output current Io (A)
1
0.5
1.5
0.4
2
1.0
0.6
2.5
V
Vo=5V
C
Co=470 F
L=210 H
T
V
Vo=5V
C
C
L=210 H
IN
IN
j
IN
3
IN
O
=25˚C
0.8
=12V
=100 F
=470 F
=12V
=100 F
SAT
1.5
3.5
(V)
4
1
Fig. 4 Efficiency vs. Input Voltage
Fig. 6 Stand-by Current vs. Input Voltage
Fig. 8 Line Regulation vs. Input Voltage
–0.5
250
200
150
100
100
0.5
50
90
80
70
60
50
1
0
0
0
0
0
T
V
j
O
=25˚C
5
5
=12V, I
V
O
10
10
10
Input voltage V
Input voltage V
=5V, I
Input voltage V
O
=0.2A
15
15
V
T
C
L=210 H
O
O
j
IN
=25˚C,Io=0.2A,Vo=5V
=1.0A
=12V, I
V
20
20
=100 F, C
20
O
=5V, I
25
25
IN
O
IN
=1.0A
(V)
IN
(V)
T
C
C
L=210 H
Vc=0V
O
30
j
30
IN
O
(V)
30
=25˚C
O
=0.2A
=470 F
=470 F
=100 F
35
35
PQ1CF2
40
40
40