Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

ADP2121 Datasheet(PDF) 6 Page - Analog Devices

Part # ADP2121
Description  600 mA, 6 MHz, Synchronous Step-Down DC-to-DC Converter
PDF  20 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADP2121 Datasheet(HTML) 6 Page - Analog Devices

Back Button ADP2121 Datasheet HTML 2Page - Analog Devices ADP2121 Datasheet HTML 3Page - Analog Devices ADP2121 Datasheet HTML 4Page - Analog Devices ADP2121 Datasheet HTML 5Page - Analog Devices ADP2121 Datasheet HTML 6Page - Analog Devices ADP2121 Datasheet HTML 7Page - Analog Devices ADP2121 Datasheet HTML 8Page - Analog Devices ADP2121 Datasheet HTML 9Page - Analog Devices ADP2121 Datasheet HTML 10Page - Analog Devices Next Button
Zoom Inzoom in Zoom Outzoom out
 6 / 20 page
background image
ADP2121
Rev. B | Page 6 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 3.6 V, VOUT = 1.82 V, L = 0.47 µH (1800 mA, 1008, LQM2HPNR47MG0L), CIN = 2.2 µF (6.3 V, 0402, X5R, GRM155R60J225M),
COUT = 4.7 µF (6.3 V, 0402, X5R, GRM155R60J475ME87D), EN = VIN, and TA = 25°C, unless otherwise noted.
100
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
1000
LOAD CURRENT (mA)
AUTO MODE
PWM MODE
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
VIN = 5.0V
VOUT = 1.82V
Figure 4. Efficiency vs. Load Current
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
LOAD CURRENT (mA)
VOUT = 1.8V
VOUT = 1.82V
VOUT = 1.85V
VOUT = 1.875V
VOUT = 2.3V
PWM MODE
AUTO MODE
Figure 5. Efficiency vs. Load Current for All Output Voltages
100
90
80
70
60
50
40
30
20
0.1
1
10
100
1000
LOAD CURRENT (mA)
AUTO MODE
PWM MODE
L = 0.47µH
1008
L = 0.47µH
0805
L = 0.45µH
0603
VIN = 2.7V
VOUT = 1.82V
Figure 6. Efficiency vs. Load Current for Various Inductor Sizes
100
90
80
70
60
50
40
30
20
10
0
2.3
3.1
2.7
3.9
3.5
4.7
4.3
5.5
5.1
INPUT VOLTAGE (V)
IOUT = 300mA
IOUT = 100mA
IOUT = 10mA
IOUT = 1mA
VOUT = 1.82 V
Figure 7. Efficiency vs. Input Voltage (Auto Mode)
75
78
81
84
87
90
93
2.3
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
INPUT VOLTAGE (V)
IOUT = 100mA
VOUT = 1.8V
VOUT = 1.82V
VOUT = 1.85V
VOUT = 1.875V
VOUT = 2.3V
Figure 8. Efficiency vs. Input Voltage for All Output Voltages (Auto Mode)
100
95
90
85
80
75
70
65
60
55
50
2.3
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
INPUT VOLTAGE (V)
L = 0.47µH
1008
L = 0.47µH
0805
L = 0.45µH
0603
AUTO MODE
VIN = 2.7V
VOUT = 1.82V
Figure 9. Efficiency vs. Input Voltage for Various Inductor Sizes



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com