Delta SIQ1055 - Manual
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SMT Power Inductor
S I Q 1 0 5 5 Ty p e
R o H S c o m p l i a n t .
L o w p r o f i l e ( 5 . 5 m m m a x . h e i g h t ) , h i g h c u r r e n t ( 1 4 A , 1 . 5 u H ) 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 .
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 a 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
Electrical Characteristics:
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
25
: 100KHz, 0.1V
o
C
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
2 5
DCR
(m ) MAX.
Irms
(Adc)
3
Isat
(Adc)
2
L
(uH)
1
PART NO.
SIQ1055 - 1R5
1.5
7.0
14.00
14.00
SIQ1055 - 2R5
2.5
9.5
10.00
10.00
SIQ1055 - 3R3
3.3
12.5
9.00
9.00
SIQ1055 - 4R2
4.2
14.5
8.00
8.00
SIQ1055 - 5R8
5.8
19.5
7.00
7.00
SIQ1055 - 8R0
8.0
26.0
6.00
6.00
SIQ1055 - 100
10.0
33.0
5.00
5.00
SIQ1055 - 150
15.0
48.0
4.00
4.00
SIQ1055 - 220
22.0
73.0
3.30
3.30
SIQ1055 - 330
33.0
105
2.80
2.80
SIQ1055 - 470
47.0
145
2.40
2.40
SIQ1055 - 680
68.0
220
2.00
2.00
SIQ1055 - 101
100.0
260
1.70
1.70
SIQ1055 - 151
150.0
410
1.40
1.40
SIQ1055 - 221
200.0
740
1.10
1.10
SIQ1055 - 331
330.0
940
0.95
0.95
1. Tolerance of inductance: 1.5~331uH 30%.
2. Isat is the DC current which cause the inductance drop less than 35% of its nominal inductance without current.
3. Ir is the DC current which cause the surface temperature of the part increase less than 45
o
C.
o
o
4. Operating temperature: -20 C to 105 C (including self-temperature rise).
Mechanical Dimension:
U N I T : m m / i n c h
A = 1 0 . 3 / 0 . 4 0 6 M A X .
B = 5 . 5 / 0 . 2 1 7 M A X .
D = 6 . 4 0 . 3 / 0 . 2 5 2 0 . 0 1 2
E = 4 . 6 0 . 2 / 0 . 1 8 1 0 . 0 0 8
C = 1 0 . 3 / 0 . 4 0 6 M A X .
F = 1 . 7 0 . 2 / 0 . 0 6 7 0 . 0 0 8
G = 5 . 4 / 0 . 2 1 3
H = 2 . 9 / 0 . 1 1 4
I = 5 . 0 / 0 . 1 9 7
J = 1 0 . 8 / 0 . 4 2 5
RECOMMENDED PAD PATTERNS
0.10
1.00
10.00
100.00
CURRENT (A)
0.10
1.00
10.00
100.00
1000.00
IN
D
U
C
T
A
N
C
E
(u
H
)
221
151
331
101
8R0
680
5R8
470
4R2
330
220
2R5
150
1R5
100
3R3
B
C
H
G
I
D
F
E
A
J
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