Delta SI54 - Manual

SMT Power Inductor

S I 5 4 Ty p e

DELTA ELECTRONICS, INC.

(TAOYUAN PLANT CPBG)

R o H S c o m p l i a n t .

m o u n t i n g .

L o w p r o f i l e ( 3 . 5 m m m a x . H e i g h t ) S M D t y p e .
U n s h i e l d e d .
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
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:

4

0.00

0.01

0.10

1.00

10.00

CURRENT (A)

0.10

1.00

10.00

100.00

IN

D

U

C

T

A

N

C

E

(u

H

)

680
560
470

390
330
270
220

180

150

120

100
8R2
6R8
5R6

4R7

3R9

2R2
1R8
1R5

1R0

2R7

3R3

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

25

1KHz, 1V

o

C,

SI54 - 1R0

1.0

0.0480

2.70

SI54A - 1R0

1.0

0.0200

5.60

SI54 - 1R5

1.5

0.0560

2.60

SI54 - 1R8

1.8

0.0630

2.00

SI54 - 2R2

2.2

0.0710

1.90

SI54 - 2R7

2.7

0.0780

1.80

SI54 - 3R3

3.3

0.0860

1.70

SI54A - 3R3

3.3

0.0860

2.90

SI54 - 3R9

3.9

0.0930

1.60

SI54 - 4R7

4.7

0.1080

1.50

SI54A - 4R7

4.7

0.0108

2.50

SI54 - 5R6

5.6

0.1250

1.40

SI54 - 6R8

6.8

0.1310

1.30

SI54 - 8R2

8.2

0.1460

1.20

SI54 - 100

10.0

0.1820

1.10

SI54 - 120

12.0

0.2100

0.97

SI54 - 150

15.0

0.2350

0.85

SI54 - 180

18.0

0.3380

0.74

SI54 - 220

22.0

0.3780

0.68

SI54 - 270

27.0

0.5220

0.62

SI54 - 330

33.0

0.5400

0.56

SI54 - 390

39.0

0.5870

0.52

SI54 - 470

47.0

0.8440

0.44

SI54A - 470

0.3

0.8440

0.77

SI54 - 560

56.0

0.9370

0.42

SI54A - 560

0.3

0.9370

0.75

SI54 - 680

68.0

1.1170

0.37

PART NO.

L

(uH)

1

DCR

( ) MAX

Irated

(Adc)

2

1. Tolerance of inductance : 15% for 1.0~8.2uH,

10% for 10~68uH.

2. Irated is the DC current which cause the inductance drop less than 10%(20% for A-3R3 & A-4R7) of its nominal

o

inductance without current and the surface temperature of the part increase less than 45 C.

o

o

3. Operating temperature: -20 C to 105 C (including self-temperature rise).

Mechanical Dimension:

4.0

B

C

5.2

1.0

D

A

U N I T : m m / i n c h
A = 4 . 5 0 . 1 5 / 0 . 1 7 7 0 . 0 0 6
B = 4 . 0 0 . 1 5 / 0 . 1 5 7 0 . 0 0 6
C = 3 . 2 0 . 3 / 0 . 1 2 6 0 . 0 1 2
D = 1 . 0 0 . 2 / 0 . 0 3 9 0 . 0 0 8

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