參數(shù)資料
型號: ADP1875ARQZ-0.3-R7
廠商: ANALOG DEVICES INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO16
封裝: ROHS COMPLIANT, MO-137AB, QSOP-16
文件頁數(shù): 44/44頁
文件大?。?/td> 2475K
代理商: ADP1875ARQZ-0.3-R7
ADP1874/ADP1875
Rev. 0 | Page 9 of 44
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1k
10k
100k
EF
F
IC
IEN
C
Y
(%
)
LOAD CURRENT (mA)
TA = 25°C
VOUT = 0.8V
fSW = 1.0MHz
WRTH INDUCTOR:
744303012, L = 0.12H, DCR = 0.33m
INFINEON FETs:
BSC042N03MS G (UPPER/LOWER)
VIN = 13V (PSM)
VIN = 16.5V (PSM)
VIN = 13V
VIN = 16.5V
09
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7-
11
0
Figure 10. Efficiency—1.0 MHz, VOUT = 0.8 V
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1k
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100k
EF
F
IC
IEN
C
Y
(%
)
LOAD CURRENT (mA)
TA = 25°C
VOUT = 1.8V
fSW = 1.0MHz
WRTH INDUCTOR:
744303022, L = 0.22H, DCR = 0.33m
INFINEON FETs:
BSC042N03MS G (UPPER/LOWER)
VIN = 13V (PSM)
VIN = 16.5V (PSM)
VIN = 13V
VIN = 16.5V
09
34
7-
11
1
Figure 11. Efficiency—1.0 MHz, VOUT = 1.8 V
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100k
EF
F
IC
IEN
C
Y
(%
)
LOAD CURRENT (mA)
TA = 25°C
VOUT = 5V
fSW = 1.0MHz
WRTH INDUCTOR:
744355090, L = 0.9H, DCR = 1.6m
INFINEON FETs:
BSC042N03MS G (UPPER/LOWER)
VIN = 13V (PSM)
VIN = 16.5V (PSM)
VIN = 13V
VIN = 16.5V
09
34
7-
11
2
Figure 12. Efficiency—1.0 MHz, VOUT = 5 V
0.807
0.806
0.805
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OU
TP
U
T
V
O
LT
A
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E
(
V
)
LOAD CURRENT (mA)
+125°C
+25°C
–40°C
VIN = 13V
+125°C
+25°C
–40°C
VIN = 16.5V
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7-
01
3
Figure 13. Output Voltage Accuracy—300 kHz, VOUT = 0.8 V
1.821
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1.806
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1.796
1.791
1.786
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OU
TP
U
T
V
O
LT
A
G
E
(
V
)
LOAD CURRENT (mA)
+125°C
+25°C
–40°C
VIN = 5.5V
+125°C
+25°C
–40°C
VIN = 13V
+125°C
+25°C
–40°C
VIN = 16.5V
09
34
7-
01
4
Figure 14. Output Voltage Accuracy—300 kHz, VOUT = 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
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7.030
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OU
TP
U
T
V
O
LT
A
G
E
(
V
)
LOAD CURRENT (mA)
+125°C
+25°C
–40°C
VIN = 13V
VIN = 16.5V
09
34
7-
01
5
Figure 15. Output Voltage Accuracy—300 kHz, VOUT = 7 V
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