SPECIFICATION FOR APPROVAL

DOCUMENT

: SIG4018L-XXX

REVISION

: A4

PAGE

: 1 OF 11

SIG4018L-XXX Sealed Choke Coil

1. Features

Low profile：3.8mm

x 3.8mm x 1.8mm

Low coil resistance with large currents.

High magnetic shield construction should actualize high resolution for EMC protection.

100% lead (Pb) free meet RoHS standard

2. Application

Cellular phones, LCD displays, HDDs, DVCs, DSCs, PDAs etc..

3. Type Designation

SIG

4018

L

-

XXX

(1)

(2)

(3)

(4)

Where

(1) Series No :

(2) Size :

4018 = 3.8mm

x 3.8mm x 1.8mm

(3) Model characteristic :

L: Low Resistance , H: High Current

(4) Inductance Value :

4R7 = 4.7

µH

4. Outline Dimensions

Note

：

This graph is only regard to dimensions spec. For outer appearance, please refer to actual product.

Code

Dimensions (mm)

L

3.8

± 0.2*

W

3.8

± 0.2*

T

1.8 max. *

P

1.0

± 0.2

* Dimensions are of the case not including the

termination. For maximum overall dimensions

including the termination, add 0.1mm.

L

W

P

T

P