Delta SILM4018 - Manual
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R o H S c o m p l i a n t .
L o w p r o f i l e ( 1 . 8 m m m a x . h e i g h t ) S M D t y p e .
M a g n e t i c a l l y s h i e l d e d , s u i t a b l e f o r h i g h d e n s i t y m o u n t i n g .
S e l f - l e a d s , s u i t a b l e f o r h i g h d e n s i t y m o u n t i n g .
H i g h e n e r g y s t o r a g e a n d l o w D C R .
P r o v i d e d w i t h e m b o s s e d c a r r i e r t a p e p a c k i n g .
I d e l f o r p o w e r s o u r c e c i r c u i t s , D C - D C c o n v e r t e r , D C - A C i n v e r t e r s
i n d u c t o r a p p l i c a t i o n s .
I n a d d i t i o n t o t h e s t a n d a r d v e r s i o n s s h o w n h e r e , c u s t o m i z e d i n d u c t o r s
a r e a v a i l a b l e t o m e e t y o u r e x a c t r e q u i r e m e n t s .
Features
0.00
0.01
0.10
1.00
10.00
CURRENT (A)
1.00
10.00
100.00
IN
D
U
C
T
A
N
C
E
(u
H
)
4R7
6R8
100
150
1R5
220
2R2
330
3R3
SMT Power Inductor
S I L M 4 0 1 8 Ty p e
5 3
25 : 100KHz, 0.1V
O
C
1. Tolerance of inductance : 30%.
2. Irated is the DC current which cause the inductance drop 35% typical of its nominal inductance without current and the surface
of the part increase less than
o
45 C.
o
o
3. Operating temperature : -20 C to 105 C (including self-temperature rise).
Electrical Characteristics :
1
PART NO.
L
DCR
(m ) MAX
Irated
(Adc)
2
(uH)
2.2
B
D
E
A
F
1.7
C
5.4
Mechanical Dimension :
U N I T : m m / i n c h
A = 4 . 0 / 0 . 1 5 7 M a x .
B = 4 . 0 / 0 . 1 5 7 M a x .
C = 1 . 8 / 0 . 0 7 1 M a x .
D = 4 . 8 / 0 . 1 8 9 M a x .
E = 2 . 9 / 0 . 1 1 4
F = 1 . 0 / 0 . 0 3 9
RECOMMENDED PAD PATTERNS
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.
TEL: 886-3-3591968; FAX: 886-3-3591991
http://www.deltaww.com
SILM4018 - 1R5
1.5
52
1.55
SILM4018 - 2R2
2.2
72
1.20
SILM4018 - 3R3
3.3
85
1.10
SILM4018 - 4R7
4.7
105
0.90
SILM4018 - 6R8
6.8
170
0.73
SILM4018 - 100
10.0
210
0.55
SILM4018 - 150
15.0
295
0.45
SILM4018 - 220
22.0
430
0.40
SILM4018 - 330
33.0
675
0.32
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