參數(shù)資料
型號(hào): ADP1871ACPZ-0.3-R7
廠(chǎng)商: ANALOG DEVICES INC
元件分類(lèi): 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, PDSO10
封裝: 3 X 3 MM, ROHS COMPLIANT, LFCSP-10
文件頁(yè)數(shù): 8/44頁(yè)
文件大?。?/td> 1958K
代理商: ADP1871ACPZ-0.3-R7
ADP1870/ADP1871
Rev. A | Page 8 of 44
100
95
90
85
80
75
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
10
100
1k
10k
100k
E
LOAD CURRENT (mA)
T
A
= 25°C
V
OUT
= 0.8V
f
SW
= 1.0MHz
WüRTH INDUCTOR:
744303012, L = 0.12μH, DCR = 0.33m
INFINEON FETs:
BSC042N03MS G (UPPER/LOWER)
V
IN
= 13V (PSM)
V
IN
= 16.5V (PSM)
V
IN
= 13V
V
IN
= 16.5V
0
Figure 10. Efficiency—1.0 MHz, V
OUT
= 0.8 V
100
95
90
85
80
75
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
10
100
1k
10k
100k
E
LOAD CURRENT (mA)
T
A
= 25°C
V
OUT
= 1.8V
f
SW
= 1.0MHz
WüRTH INDUCTOR:
744303022, L = 0.22μH, DCR = 0.33m
INFINEON FETs:
BSC042N03MS G (UPPER/LOWER)
V
IN
= 13V (PSM)
V
IN
= 16.5V (PSM)
V
IN
= 13V
V
IN
= 16.5V
0
Figure 11. Efficiency—1.0 MHz, V
OUT
= 1.8 V
100
95
90
85
80
75
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
10
100
1k
10k
100k
E
LOAD CURRENT (mA)
T
A
= 25°C
V
OUT
= 5V
f
SW
= 1.0MHz
WüRTH INDUCTOR:
744355090, L = 0.9μH, DCR = 1.6m
INFINEON FETs:
BSC042N03MS G (UPPER/LOWER)
V
IN
= 13V (PSM)
V
IN
= 16.5V (PSM)
V
IN
= 13V
V
IN
= 16.5V
0
Figure 12. Efficiency—1.0 MHz, V
OUT
= 5 V
0.807
0.806
0.805
0.804
0.803
0.802
0.801
0.800
0.799
0.798
0.797
0.796
0.795
0.794
0.793
0.792
0
2000
4000
LOAD CURRENT (mA)
6000
8000
10,000
O
+125°C
+25°C
–40°C
V
IN
= 13V
+125°C
+25°C
–40°C
V
IN
= 16.5V
0
Figure 13. Output Voltage Accuracy—300 kHz, V
OUT
= 0.8 V
1.821
1.816
1.811
1.806
1.801
1.796
1.791
1.786
0
1500
3000
4500
6000
7500
9000
10,500 12,000 13,500 15,000
O
LOAD CURRENT (mA)
+125°C
+25°C
–40°C
V
IN
= 5.5V
+125°C
+25°C
–40°C
V
IN
= 13V
+125°C
+25°C
–40°C
V
IN
= 16.5V
0
Figure 14. Output Voltage Accuracy—300 kHz, V
OUT
= 1.8 V
7.100
7.095
7.090
7.085
7.080
7.075
7.070
7.065
7.060
7.055
7.050
7.045
7.040
7.035
7.030
7.025
7.020
7.015
7.010
7.005
7.000
0
1000
2000
3000
4000
5000
6000
7000
8000
9000
O
LOAD CURRENT (mA)
+125°C
+25°C
–40°C
V
IN
= 13V
V
IN
= 16.5V
0
Figure 15. Output Voltage Accuracy—300 kHz, V
OUT
= 7 V
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