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ADP2109 Datasheet(PDF) 7 Page - Analog Devices

Part # ADP2109
Description  Compact 600 mA, 3 MHz, Step-Down Converter with Output Discharge
PDF  16 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADP2109 Datasheet(HTML) 7 Page - Analog Devices

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Data Sheet
ADP2109
Rev. B | Page 7 of 16
0
0.1
0.2
0.3
0.4
0.5
0.6
OUTPUT CURRENT (A)
1.775
1.785
1.795
1.805
1.815
1.825
VIN = 2.7V
VIN = 3.6V
VIN = 4.5V
VIN = 5.5V
Figure 9. Load Regulation, VOUT = 1.8 V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.990
0.995
1.000
1.005
1.010
1.015
1.020
1.025
OUTPUT CURRENT (A)
0.985
VIN = 2.7V
VIN = 3.6V
VIN = 4.5V
VIN = 5.5V
Figure 10. Load Regulation, VOUT = 1.0 V
0
10
20
30
40
50
60
70
80
90
100
0.001
0.01
0.1
1
OUTPUT CURRENT (A)
VIN = 2.7V
VIN = 3.6V
VIN = 4.5V
VIN = 5.5V
Figure 11. Efficiency, VOUT = 1.8 V
0
10
20
30
40
50
60
70
80
90
100
0.001
0.01
0.1
1
OUTPUT CURRENT (A)
VIN = 2.7V
VIN = 3.6V
VIN = 4.5V
VIN = 5.5V
Figure 12. Efficiency, VOUT = 1.0 V
CH1 50mV
CH4 2V
CH3 1V
M 40µs
A CH3
3.26V
1
4
3
T 10.80%
VIN
SW
VOUT
Figure 13. Line Transient, VOUT = 1.8 V, Power Save Mode, ILOAD = 20 mA
20mV
CH4 2V
CH3 1V
M 40µs
A CH3
3.26V
1
4
3
10.80%
VIN
SW
VOUT
Figure 14. Line Transient, VOUT = 1.8 V, PWM, ILOAD =100 mA



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