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IR3843WMTRPbF Datasheet(PDF) 10 Page - International Rectifier

Part # IR3843WMTRPbF
Description  HIGHLY EFFICIENT INTEGRATED 2A SYNCHRONOUS BUCK REGULATOR
Download  34 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IR3843WMTRPbF Datasheet(HTML) 10 Page - International Rectifier

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Rev 10.0
10
PD-97507
IR3843WMPbF
Typical Efficiency and Power Loss Curves
Vin=12V, Vcc=5V, Io=0.2A-2A, 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.
28.9
IHLP2525EZ-01 4.7uH
4.7
3.3
28.9
IHLP2525EZ-01 4.7uH
4.7
2.5
19.9
IHLP2525EZ-01 3.3uH
3.3
1.8
13
IHLP2525EZ-01 2.2uH
2.2
1.2
19.9
IHLP2525EZ-01 3.3uH
3.3
1.5
32.7
IHLP2525EZ-01 5.6uH
5.6
5
13
IHLP2525EZ-01 2.2uH
2.2
1.1
13
IHLP2525EZ-01 2.2uH
2.2
1
13
IHLP2525EZ-01 2.2uH
2.2
0.9
DCR
(mΩ)
P/N
L (uH)
Vout (V)
28.9
IHLP2525EZ-01 4.7uH
4.7
3.3
28.9
IHLP2525EZ-01 4.7uH
4.7
2.5
19.9
IHLP2525EZ-01 3.3uH
3.3
1.8
13
IHLP2525EZ-01 2.2uH
2.2
1.2
19.9
IHLP2525EZ-01 3.3uH
3.3
1.5
32.7
IHLP2525EZ-01 5.6uH
5.6
5
13
IHLP2525EZ-01 2.2uH
2.2
1.1
13
IHLP2525EZ-01 2.2uH
2.2
1
13
IHLP2525EZ-01 2.2uH
2.2
0.9
DCR
(mΩ)
P/N
L (uH)
Vout (V)
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
Iout (A)
0.9V
1V
1.1V
1.2V
1.5V
1.8V
2.5V
3.3V
5V
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
0.5
0.55
0.20.4
0.60.8
1
1.2
1.41.6
1.8
2
Iout (A)
0.9V
1V
1.1V
1.2V
1.5V
1.8V
2.5V
3.3V
5V


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