DATA SHEET • SKY12228-12LF: VARIABLE ATTENUATOR

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

202500D • Skyworks Proprietary and Confidential Information • Products and Product Information are Subject to Change Without Notice • April 6, 2015

5

S3215

RF_IN

RF_OUT

Figure 7. SKY12228-12LF Evaluation Board Assembly Diagram

S2531

Cross Section

Name

Thickness (in)

Material

Top Soldermask

L1

(0.0028)

Cu foil

Laminate

0.012 ± 0.0006

Rogers RO4003C Core

L2

(0.0014)

Cu foil

Laminate

(Note 1)

FR4 Prepreg

L3

(0.0014)

Cu foil

Laminate

0.010 ± 0.0006

FR4 Core

L4

(0.0028)

Cu foil

Bottom Soldermask

Note 1: Adjust this thickness to meet total thickness goal of 0.062 ± 0.005 inches.

Figure 8. Layer Detail Physical Characteristics