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IR3840WM 데이터시트(PDF) 8 Page - International Rectifier

부품명 IR3840WM
상세설명  HIGHLY EFFICIENT INTEGRATED 12A SYNCHRONOUS BUCK REGULATOR
PDF  34 Pages
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제조업체  IRF [International Rectifier]
홈페이지  http://www.irf.com
Logo IRF - International Rectifier

IR3840WM 데이터시트(HTML) 8 Page - International Rectifier

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Rev 12.0
PD-97657
IR3840WMPbF
8
Typical Efficiency and Power Loss Curves
Vin=12V, Vcc=5V, Io=2A-12A, F
s=600kHz, Room Temperature, No Air Flow
The table below shows the inductors used for each of the output voltages
in the efficiency measurement.
80
82
84
86
88
90
92
94
96
98
23
45
67
89
10
11
12
Load Current (A)
0.9V
1.0V
1.1V
1.2V
1.5V
1.8V
2.5V
3.3V
5.0V
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
12
345
67
8
9
10
11
12
Load Current (A)
0.9V
1.0V
1.1V
1.2V
1.5V
1.8V
2.5V
3.3V
5.0V
Vo (V)
L (uH)
P/N
DCR (mOHm)
0.9
0.3
59PR9874N
0.29
1.0
0.3
59PR9874N
0.29
1.1
0.4
59PR9875N
0.29
1.2
0.4
59PR9875N
0.29
1.5
0.5
59PR9876N
0.29
1.8
0.5
59PR9876N
0.29
2.5
0.6
MPL104-0R6
1.5
3.3
1.0
MPL105-1R0
2.3
5.0
1.0
MPL105-1R0
2.3



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