8409-XX Datasheet, PDF (1/1 Pages) Filtran LTD – SMD Power Inductors and Transformers

SMD
Power Inductors and Transformers
8409-XX
INDUCTORS: low inductance with high current when wired in
parallel or higher inductance with lower current when wired in series
TRANSFORMERS: (1:1) electrical isolation and a wide voltage
transformation
• Extended temperature range –40°C to +85°C
• Isolation voltage: 300 Vdc
MECHANICAL AND SCHEMATIC (All dimensions in inches)
SUGGESTED PAD LAYOUT
SCHEMATICS
ELECTRICAL SPECIFICATIONS @ 25˚C
Part
Number
8409-01
8409-02
8409-03
8409-04
8409-05
8409-06
8409-07
8409-08
8409-09
8409-10
8409-11
8409-12
8409-13
8409-14
8409-15
8409-16
8409-17
Rated
Inductance
(µH)
0.33
0.68
1.0
2.0
5.0
8.0
10.0
15.0
20.0
25.0
33.0
50.0
68.0
100.0
150.0
200.0
300.0
OCL¹
Nominal
±25%
(µH)
0.284
0.675
1.26
1.98
5.06
7.90
11.38
15.48
20.22
25.60
34.84
49.38
66.44
102.38
152.9
197.5
303.7
Parallel Ratings
Isat.²
(A)
Irms.³
(A)
18.8
10.9
12.5
9.4
9.38
8.22
7.50
6.74
4.69
4.34
3.75
3.50
3.13
2.89
2.68
2.69
2.34
2.24
2.08
1.89
1.79
1.56
1.50
1.28
1.29
1.07
1.04
0.75
0.85
0.68
0.75
0.64
0.60
0.58
DCR⁴
@20˚C
(Ω typ.)
0.0033
0.0045
0.0058
0.0090
0.021
0.032
0.047
0.054
0.078
0.111
0.162
0.240
0.342
0.695
0.842
0.950
1.174
OCL¹
Nominal
±25%
(µH)
1.14
2.70
5.06
7.90
20.22
31.60
45.50
61.94
80.90
102.38
139.4
197.5
265.8
409.5
611.8
790.0
1215
Series Ratings
Isat.²
(A)
Irms.³
(A)
9.38
5.47
6.25
4.68
4.69
4.11
3.75
3.37
2.34
2.17
1.88
1.75
1.56
1.45
1.34
1.35
1.17
1.12
1.04
0.94
0.89
0.78
0.75
0.64
0.65
0.54
0.52
0.38
0.43
0.34
0.38
0.32
0.30
0.29
DCR⁴
@20˚C
(Ω typ.)
0.0132
0.0180
0.0233
0.035
0.084
0.129
0.188
0.218
0.313
0.443
0.649
0.961
1.367
2.778
3.366
3.800
4.697
1. Measured @ 100kHz, 0.250Vrms, 0.0Adc
Parallel (1,4 – 3,2); Series (1–3) tie (2–4)
2. Peak current for approximately 30% roll-off
3. RMS current, delta temp. of 40°C ambient
temperature of 85°C
4. Values @ 20°C, Maximum DCR is +15% of typical value
5. Turns Ratio: (1-2):(4-3) 1:1
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