参数资料
型号: ADP1872-BL2-EVZ
厂商: Analog Devices Inc
文件页数: 7/40页
文件大小: 0K
描述: EVAL BOARD FOR ADP1872
标准包装: 1
主要目的: DC/DC,步降
稳压器拓扑结构: 降压
板类型: 裸(未填充)
已供物品: 裸板
已用 IC / 零件: ADP1872

Data Sheet
TYPICAL PERFORMANCE CHARACTERISTICS
ADP1872/ADP1873
100
95
90
85
V DD = 5.5V, V IN = 13V (PSM)
V DD = 5.5V,
V IN = 16.5V (PSM)
V DD = 5.5V, V IN = 5.5V
100
95
90
85
80
V DD = 5.5V, V IN = 13V (PSM)
V DD = 5.5V, V IN = 5.5V (PSM)
V DD = 5.5V, V IN = 5.5V
70
80
V DD = 5.5V,
75 V IN = 5.5V
(PSM)
65
60
55
V DD = 3.6V, V IN = 5.5V
V DD = 5.5V, V IN = 13V
V DD = 3.6V, V IN = 13V
V DD = 5.5V, V IN = 16.5V
V DD = 3.6V, V IN = 16.5V
75
70
65
60
55
50
45
V DD = 5.5V,
V IN = 16.5V
(PSM)
V DD = 3.6V, V IN = 5.5V
V DD = 5.5V, V IN = 13V
V DD = 5.5V, V IN = 16.5V
50
40
45
40
35
30
100
WURTH IND: 744355147, L = 0.47μH, DCR: 0.80m ?
INFINEON FETs: BSC042N03MS G (UPPER/LOWER)
TA = 25°C
1k 10k 100k
LOAD CURRENT (mA)
Figure 4. Efficiency—300 kHz, V OUT = 0.8 V
35
30
25
20
15
100
WURTH IND: 744355147, L = 0.47μH, DCR: 0.80m ?
INFINEON FETs: BSC042N03MS G (UPPER/LOWER)
TA = 25°C
1k 10k 100k
LOAD CURRENT (mA)
Figure 7. Efficiency—600 kHz, V OUT = 0.8 V
100
95
V DD = 5.5V, V IN = 5.5V (PSM)
V DD = 5.5V, V IN = 5.5V
100
95
V DD = 5.5V , = V IN = 5.5(PSM)
V DD = 5.5V, V IN = 5.5V
90
85
90
85
80
75
70
65
60
55
50
45
40
35
30
25
100
V DD = 5.5V, V IN = 16.5V (PSM)
V DD = 5.5V, V IN = 16.5V
V DD = 5.5V, V IN = 13V (PSM)
V DD = 3.6V, V IN = 3.6V
V DD = 5.5V, V IN = 13V
V DD = 3.6V, V IN = 5.5V
WURTH IND: 744325120, L = 1.2μH, DCR: 1.8m ?
INFINEON FETS: BSC042N03MS G (UPPER/LOWER)
TA = 25°C
1k 10k 100k
LOAD CURRENT (mA)
Figure 5. Efficiency—300 kHz, V OUT = 1.8 V
80
75
70
65
60
55
50
45
40
35
30
25
100
V DD = 5.5V, V IN = 16.5V
V DD = 5.5V, V IN = 16.5V (PSM)
V DD = 5.5V, V IN = 13V (PSM)
V DD = 3.6V, V IN = 5.5V
V DD = 5.5V, V IN = 13V
WURTH IND: 744325120, L = 1.2μH, DCR: 1.8m ?
INFINEON FETS: BSC042N03MS G (UPPER/LOWER)
TA = 25°C
1k 10k 100k
LOAD CURRENT (mA)
Figure 8. Efficiency—600 kHz, V OUT = 1.8 V
100
95
90
85
80
75
70
V DD = 5.5V, V IN = 16.5V (PSM)
V DD = 5.5V,
V IN = 16V
(PSM)
100
V DD = 5.5V,
95 V IN = 13V (PSM)
90
85
80
75
70
V DD = 3.6V,V IN = 13V
V DD = 5.5V, V IN = 13V
V DD = 5.5V, V IN = 16.5V (PSM)
V DD = 3.6V, V IN = 16.5V
65
60
55
50
V DD = 2.7V
13V IN
16.5V IN
V DD = 3.6V
13V IN
16.5V IN
V DD = 5.5V
13V IN
16.5V IN
65
60
55
50
V DD = 5.5V, V IN = 16.5V
45
45
40
35
30
100
WURTH IND: 7443551200, L = 2μH, DCR: 2.6m ?
INFINEON FETs: BSC042N03MS G (UPPER/LOWER)
TA = 25°C
1k 10k 100k
LOAD CURRENT (mA)
Figure 6. Efficiency—300 kHz, V OUT = 7 V
40
35
30
100
WURTH IND: 7443551200, L = 2μH, DCR: 2.6m ?
INFINEON FETs: BSC042N03MS G (UPPER/LOWER)
TA = 25°C
1k 10k 100k
LOAD CURRENT (mA)
Figure 9. Efficiency—600 kHz, V OUT = 5 V
Rev. B | Page 7 of 40
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