Inductors
Surface Mount
Drum Core Power Inductors
8400-XXX
• Designed for use in DC-DC converters where high energy storage
combined with low DCR is a requirement
• Suitable for auto assembly and compatible with reflow process to 240°C
• Useful in battery-powered and low voltage converters
• Rugged design features with an extended operating temperature range of
-40°C to +85°C
• Storage temperature range of -50°C to +125°C
MECHANICAL AND SCHEMATIC
(All dimensions in inches)
SUGGESTED PAD LAYOUT
SCHEMATIC
ELECTRICAL SPECIFICATIONS @ 25˚C
Part Number
8400-10G
8400-15G
8400-22G
8400-33G
8400-47G
8400-68G
8400-100
8400-150
8400-220
8400-330
8400-470
8400-680
8400-101
8400-151
8400-221
8400-331
8400-471
8400-681
8400-102
NOTES:
Inductance
(µH
±20%)
1.0
1.5
2.2
3.3
4.7
6.8
10.0
15.0
22.0
33.0
47.0
68.0
100.0
150.0
220.0
330.0
470.0
680.0
1000.0
DCR
1
(ΩMAX)
0.009
0.010
0.012
0.015
0.018
0.027
0.038
0.046
0.085
0.100
0.140
0.200
0.280
0.400
0.610
1.020
1.270
2.020
3.000
I
sat2
(Adc)
9.00
8.00
7.00
6.40
5.40
4.60
3.80
3.00
2.60
2.00
1.60
1.40
1.20
1.00
0.80
0.60
0.50
0.40
0.30
I
cont3
(Adc)
6.80
6.40
6.10
5.40
4.80
4.40
3.90
3.10
2.70
2.10
1.80
1.50
1.30
1.00
0.80
0.60
0.50
0.40
0.30
ISSUE: A 05/01
8400-XXX
1. DCR limits at 20°C
2. Saturating DC current for approximately 20% rolloff from initial inductance
3. Continuous DC current for approximate delta T of 40°C rise from a 25°C ambient
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