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ADP1882ARMZ-0.3-R7 датащи(PDF) 8 Page - Analog Devices

номер детали ADP1882ARMZ-0.3-R7
подробное описание детали  Synchronous Current-Mode with Constant On-Time,PWM Buck Controller
PDF  40 Pages
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производитель  AD [Analog Devices]
домашняя страница  http://www.analog.com
Logo AD - Analog Devices

ADP1882ARMZ-0.3-R7 датащи(HTML) 8 Page - Analog Devices

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ADP1882/ADP1883
Rev. 0 | Page 8 of 40
20
100
1k
10k
100k
LOAD CURRENT (mA)
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
VDD = 5.5V/VIN = 5.5V (PSM)
VDD = 3.6V/VIN = 3.6V
VDD = 5.5V/VIN = 13V
VDD = 3.6V/VIN = 13V
VDD = 5.5V/VIN = 16.5V
TA = 25°C
VOUT = 0.8V, VIN = 5.5V
FSW = 1MHz
WURTH INDUCTOR:
744303022, L = 0.22µH, DCR: 0.33m
Ω
INFINEON MOSFETS:
BSC042N03MS G (UPPER/LOWER)
VDD = 5.5V/VIN = 5.5V
Figure 10. Efficiency—1.0 MHz, VOUT = 0.8 V
20
100
1k
10k
100k
LOAD CURRENT (mA)
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
VDD = 5.5V/VIN = 5.5V (PSM)
VDD = 5.5V/VIN = 5.5V
VDD = 3.6V/VIN = 13V
VDD = 5.5V/VIN = 13V
VDD = 3.6V/VIN = 16.5V
VDD = 5.5V/VIN = 16.5V
TA = 25°C
VOUT = 1.8V, VIN = 5.5V
FSW = 1MHz
WURTH INDUCTOR:
744303022, L = 0.22µH, DCR: 0.33m
Ω
INFINEON MOSFETS:
BSC042N03MS G (UPPER/LOWER)
Figure 11. Efficiency—1.0 MHz, VOUT = 1.8 V
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
100
1k
10k
LOAD CURRENT (mA)
VDD = 5.5V/VIN = 16.5V (PSM)
VDD = 5.5V/VIN = 16.5V
VDD = 5.5V/VIN = 13V
TA = 25°C
VOUT = 4V, VIN = 16.5V
FSW = 1MHz
WURTH INDUCTOR:
744318180, L = 1.4µH, DCR: 3.2m
Ω
INFINEON MOSFETS:
BSC042N03MS G (UPPER/LOWER)
Figure 12. Efficiency—1.0 MHz, VOUT = 4 V
0
2k
4k
6k
8k
10k
12k
14k
16k
LOAD CURRENT (mA)
0.790
0.792
0.794
0.796
0.798
0.800
0.802
0.804
0.806
0.808
0.810
0.812
0.814
0.816
0.818
0.820
VIN = 16.5V
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
VIN = 5.5V
VIN = 13V
Figure 13. Output Voltage Accuracy—300 kHz, VOUT = 0.8 V
0
1.5k
3.0k
4.5k
6.0k
7.5k
9.0k 10.5k 12.0k 13.5k 15.0k
LOAD CURRENT (mA)
VIN = 16.5V
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
VIN = 5.5V
VIN = 13V
1.784
1.809
1.804
1.799
1.794
1.789
Figure 14. Output Voltage Accuracy—300 kHz, VOUT = 1.8 V
0
1k
2k3k4k5k
6k
7k8k9k
10k
LOAD CURRENT (mA)
6.905
6.970
6.965
6.960
6.955
6.950
6.945
6.940
6.930
6.935
6.925
6.920
6.915
6.910
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
VDD = 3.6V,
VIN = 16.5V
VDD = 5.5V,
VIN = 13V
VDD = 5.5V,
VIN = 16.5V
VDD = 3.6V,
VIN = 13V
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
Figure 15. Output Voltage Accuracy—300 kHz, VOUT = 7 V



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