ADP5023(RevA) 查看數據表（PDF） - Analog Devices
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ADP5023 Datasheet PDF : 28 Pages
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ADP5023
100
90
80
70
60
50
40
30
20
10
0
0.001
0.01
0.1
IOUT (A)
+25°C
+85°C
–40°C
1
Figure 15. BUCK1 Efficiency vs. Load Current, Across Temperature,
VIN = 3.9 V, VOUT1 = 3.3 V, Auto Mode
100
90
80
70
60
50
40
30
20
10
0
0.001
0.01
0.1
IOUT (A)
+85°C
+25°C
–40°C
1
Figure 16. BUCK2 Efficiency vs. Load Current, Across Temperature,
VOUT2 = 1.8 V, Auto Mode
100
90
80
70
60
50
40
30
20
10
0
0.001
0.01
0.1
IOUT (A)
+85°C
+25°C
–40°C
1
Figure 17. BUCK1 Efficiency vs. Load Current, Across Temperature,
VOUT1 = 0.8 V, Auto Mode
Data Sheet
3.3
3.2
3.1
3.0
2.9
2.8
2.7
2.6
2.5
0
TA = +25°C
TA = –40°C
TA = +85°C
0.2
0.4
0.6
0.8
1.0
1.2
IOUT (A)
Figure 18. BUCK2 Switching Frequency vs. Output Current, Across
Temperature, VOUT2 = 1.8 V, PWM Mode
T
VOUT
1
ISW
2
SW
4
CH1 50.0mV
CH2 500mA Ω
CH4 2.00V
M 4.00µs A CH2
T 28.40%
240mA
Figure 19. Typical Waveforms, VOUT1 = 3.3 V, IOUT1 = 30 mA, Auto Mode
T
VOUT
1
ISW
2
SW
4
CH1 50.0mV
CH2 500mA Ω
CH4 2.00V
M 4.00µs A CH2
T 28.40%
220mA
Figure 20. Typical Waveforms, VOUT2 = 1.8 V, IOUT2 = 30 mA, Auto Mode
Rev. A | Page 10 of 28
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