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ADPL21504 Datasheet(PDF) 7 Page - Analog Devices

Part # ADPL21504
Description  Micropower Step-Up DC/DC Converter in a ThinSOT Package
PDF  16 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADPL21504 Datasheet(HTML) 7 Page - Analog Devices

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Data Sheet
ADPL21504
analog.com
Rev. 0
7 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
(TA = 25°C, VIN = 1.2V, VSHDN = 1.2V, unless otherwise noted.)
Figure 5. Efficiency vs. Output Current
(See Figure 1, Typical Application Circuit)
Figure 6. Output Voltage vs. Output Current
(See Figure 1, Typical Application Circuit)
Figure 7. Feedback Pin Voltage and Bias Current
Figure 8. Quiescent Current
Figure 9. Switch-off Time
Figure 10. Switch Current Limit
LOAD CURRENT (mA)
0.1
0.3
1
3
10
30
90
80
70
60
50
40
30
20
10
0
VIN = 2.5V
VIN = 3.3V
VIN = 4.2V
LOAD CURRENT (mA)
0.1
0.3
1
3
10
30
20.80
20.64
20.49
20.33
20.02
20.18
19.87
19.71
19.56
19.40
VIN = 2.5V
VIN = 3.3V
VIN = 4.2V
VOLTAGE
TEMPERATURE (°C)
–50
1.20
1.21
1.22
1.23
1.24
1.25
50
40
30
20
10
0
–25
0
25
50
75
100
CURRENT
TEMPERATURE (°C)
25
23
21
19
17
15
–50
–25
0
25
50
75
100
VFB = 1.23V
NOT SWITCHING
VIN = 1.2V
VIN = 12V
TEMPERATURE (°C)
550
500
450
400
350
300
250
–50
–25
0
25
50
75
100
VIN = 1.2V
VIN = 12V
TEMPERATURE (°C)
400
350
300
250
200
150
100
0
50
–50
–25
0
25
50
75
100
VIN = 1.2V
VIN = 12V



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