ADP2386 データシートの表示（PDF） - Analog Devices
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ADP2386 Datasheet PDF : 24 Pages
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Data Sheet
ADP2386
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, VIN = 12 V, VOUT = 3.3 V, L = 2.2 µH, COUT = 100 µF + 47 µF, fSW = 600 kHz, unless otherwise noted.
100
100
95
95
90
90
85
85
80
80
75
75
70
70
65
60
VOUT = 1.2V
VOUT = 1.8V
55
VOUT = 2.5V
VOUT = 3.3V
VOUT = 5V
50
0
1
2
3
4
5
6
OUTPUT CURRENT (A)
Figure 4. Efficiency at VIN = 12 V, fSW = 600 kHz
65
60
VOUT = 1.2V
VOUT = 1.8V
55
VOUT = 2.5V
VOUT = 3.3V
VOUT = 5V
50
0
1
2
3
4
5
6
OUTPUT CURRENT (A)
Figure 7. Efficiency at VIN = 12 V, fSW = 300 kHz
100
95
90
85
80
75
70
65
60
VOUT = 1.8V
55
VOUT = 2.5V
VOUT = 3.3V
VOUT = 5V
50
0
1
2
3
4
5
6
OUTPUT CURRENT (A)
Figure 5. Efficiency at VIN = 18 V, fSW = 600 kHz
100
95
90
85
80
75
70
65
60
55
50
0
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.5V
VOUT = 1.8V
VOUT = 2.5V
VOUT = 3.3V
1
2
3
4
5
6
OUTPUT CURRENT (A)
Figure 8. Efficiency at VIN = 5 V, fSW = 600 kHz
100
TJ = –40°C
TJ = +25°C
TJ = +125°C
90
80
70
60
50
4
6
8
10
12
14
16
18
20
INPUT VOLTAGE (V)
Figure 6. Shutdown Current vs. Input Voltage (VIN)
3.2
TJ = –40°C
TJ = +25°C
3.0
TJ = +125°C
2.8
2.6
2.4
2.2
2.0
1.8
4
6
8
10
12
14
16
18
20
INPUT VOLTAGE (V)
Figure 9. Quiescent Current vs. VIN
Rev. C | Page 7 of 24
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