SMD Power Inductors - SESI 18 W
• Low profile and light
• Highly efficient and reliable
• Materials meet UL 94-V0 rating
• Frequency range up to 1 MHz
• Energy storage, smoothing, filtering
• Suited for IR and vapor reflow soldering
• Operating temperature range : -40 to +100°C
• Weight : 10 grams
Electrical Data
Part
Number
SESI 18
5K6 1W
8K2 1W
11K 1W
15K 1W
18K 1W
22K 1W
22K 2W
27K 1W
37K 1W
49K 1W
L
1,2
no load
µH
6.2
8.6
11.5
14.7
18.4
22.5
22.4
27.0
37.0
49.0
I
3.6
rated
A
9.8
8.3
7.2
6.35
5.7
5.1
5.6
4.7
4.0
3.5
L
2.4
I
5
R
dc Max
at rated I peak max at 25°C
µH
A
mΩ
4.2
5.7
7.7
10.5
12.6
15.4
21.0
18.9
25.9
34.3
13.6
11.5
10
8.9
7.9
7.2
7.3
6.5
5.6
4.8
7.5
9.0
12
15
17
20
24
25
29
45
Part
Number
SESI 18
56K 1W
70K 1W
86K 1W
M10 1W
M12 1W
M15 1W
M18 1W
M22 1W
M33 1W
L
1,2
no load
µH
56
70
86
103
122
154
177
228
334
I
3.6
rated
A
3.3
2.9
2.6
2.4
2.2
1.95
1.8
1.6
1.34
L
2.4
I
5
R
dc Max
at rated I peak max at 25°C
µH
A
mΩ
39
49
60
70
84
105
126
154
231
4.6
4.1
3.7
3.3
3.1
2.7
2.6
2.3
1.9
48
65
72
75
115
125
175
210
250
To order, please specify : SESI 18 xxx xW
Notes
1.
Tolerance ± 10% for L > 10 µH, ± 20% for L
≤
10µH
2.
Inductance at 0.5V, 100kHz
3.
Irated (permanent DC) without heatsink ;
With heatsink I = Irated x 1.4
4.
Typical inductance value at recommended full load
5.
Ipeak max= maximum peak value of current at
+100°C; L value not guaranteed
6.
40% admissible Iripple over Irated at f=200 kHz
Connections
I
I ripple
Packaging (mm)
Tape and Reel : 300 pieces per reel of diameter 330 mm
Po
1/ f
I rated
I peak
t
Dimensions
(mm)
Typical values
20.0 max
W
So
F
Bo
Pad Layout
1
4
SE18 49K
22.0
±
0.3
Ko
Ao
P1
1 YY/ WW P
5
8
26.5
max
21
±
0.4
28
Ao : 19.4
Bo : 26.4
Ko : 8.4
F : 20.2
P1 : 24.0
Po : 4.0
W : 44.0
So : 40.4
2 x 0.3
9
max
3.0
3.81
Tel: 33 3 82 59 13 33 - Fax: 33 3 82 51 00 49
Specifications may change without notice - Revised
02/04/2003
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