PQ2CF1 Просмотр технического описания (PDF) - Sharp Electronics
Номер в каталоге
Компоненты Описание
Список матч
PQ2CF1 Datasheet PDF : 5 Pages
| |||
Chopper Regulators
Fig. 3 Overcurrent Protection Characteristics
15
VIN=5V
Vo=12V
CIN=100µF
Co=470µF
10
L=90µH
5
0
0 0.5 1 1.5 2 2.5 3 3.5
Output current Io (A)
Fig. 5 Reference Voltage Fluctuation vs.
Junction Temperature
1
CIN=100µF, Co=470µF
L=90µH, VIN=5V
Vo=12V, Io=0.2A
0.5
C=0.47µF, R=1kΩ
0
–0.5
–1
–25
0 25 50 75 100 125
Junction temperature Tj (˚C)
Fig. 7 Line Regulation vs. Input Voltage
1
CIN=100µF, Co=470µF
L=90µH, Io=0.2A,
C=0.47µF, R=1kΩ
0.5
Vo=12V
Vo=24V
0
–0.5
0
5
10
15
20
Input voltage VIN (V)
PQ2CF1
Fig. 4 Efficiency vs. Input Voltage
100
90
80
70
60
50
40
30
20
VIN=5V
Vo=12V
10
0 100 200 300 400 500
Output current Io (mA)
Fig. 6 Load Regulation vs. Output current
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0
CIN=100µF, Co=470µF
L=90µH, VIN=5V
Vo=12V, C=0.47µF
R=1kΩ
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Output current Io (A)
Fig. 8 Oscillation Frequency Fluctuation vs.
Junction Temperature
10
5
0
–5
–10
–15
–25
CIN=100µF, Co=470µF
L=90µH, VIN=5V
Vo=12V, Io=0.2A
C=1µF, R=1kΩ
0 25 50 75 100 125
Junction temperature Tj (˚C)
Share Link: 