SMT Power Inductor

SI415 & SI418Type

Features

RoHS compliant.

Low profile, SMD type.

Unshielded.

Self-leads, suitable for high density mounting.

High energy storage and low DCR.

Provided with embossed carrier tape packing.

Idel for power source circuits, DC-DC converter,DC-AC inverters inductor applications.

In addition to the standard versions shown here, customized inductors are available to meet your exact requirements.

Mechanical Dimension:

C

B

RECOMMENDED PAD PATTERNS

3.6

UNIT:mm/inch

A = 3.5 ¡Ó0.2 / 0.138¡Ó 0.008

4.0B = 3.1¡Ó0.2 / 0.122¡Ó 0.008

D

0.6

D = 0.8 0.2 / 0.031 0.008

¡Ó¡Ó

Electrical Characteristics:

25oC, 100KHz, 0.1V

 

 

 

 

 

 

 

 

PART NO.

L1

DCR

Irated 2

HEIGHT "C"

 

(uH)

( ) MAX

(Adc)

(mm) MAX

 

 

 

SI415 - 4R7

4.70

0.180

1.40

1.5

 

SI415 - 100

10.00

0.400

0.96

1.5

 

SI415 - 220

22.00

0.940

0.62

1.5

 

SI418 - R16

0.16

0.015

5.50

1.8

 

SI418 - 1R0

1.00

0.090

2.10

1.8

 

SI418 - 2R2

2.20

0.130

1.50

1.8

 

SI418 - 100

10.00

0.350

0.45

1.8

1.

Tolerance of inductance :

20%.

 

2.

Irated is the DC current

which cause the inductance drop less than 10% of its nominal inductance without current

 

and the surface temperature of the part increase

less than 45oC.

3.

Operating temperature: -20oC to 105oC (including

self-temperature rise).

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

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Delta Electronics manual SMT Power Inductor, SI415 & SI418Type, Features, Mechanical Dimension