CYStech Electronics Corp.

Spec. No. : C337AF

Issued Date : 2014.04.30

Revised Date :2015.04.30

Page No. : 5/6

SK520AF-SK5100AF

CYStek Product Specification

Recommended temperature profile for IR reflow

Profile feature

Sn-Pb eutectic Assembly

Pb-free Assembly

Average ramp-up rate

(Tsmax to Tp)

3

C/second max.

3

C/second max.

Preheat

100

C

150

C

60-120 seconds

150

C

200

C

60-180 seconds

Time maintained above:

183

C

60-150 seconds

217

C

60-150 seconds

240

+0/-5

C

260

+0/-5

C

Time within 5

C of actual peak

temperature(tp)

10-30 seconds

20-40 seconds

Ramp down rate

6

C/second max.

6

C/second max.

Time 25

C to peak

temperature

6 minutes max.

8 minutes max.

Note : All temperatures refer to topside of the package, measured on the package body surface.