© 2015 Solid State Optronics • San José, CA

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SMA4131

Rev 01 (07/25/2015)

002610

SMA4131

1 Form A

250V / 1 Amp

DC MOSFET Output Solid State Relay

Process

Step

Description

Parameter

A

Preheat Start Temperature (ºC)

150ºC

B

Preheat Finish Temperature (ºC)

180ºC

C

Preheat Time (s)

90 - 120s

D

Melting Temperature (ºC)

230ºC

E

Time above Melting Temperature (s)

30s

F

Peak Temperature, at Terminal (ºC)

260ºC

G

Dwell Time at Peak Temperature (s)

10s

H

Cool-down (ºC/s)

<6ºC/s

SMA4131 Solder Reflow Temperature Profile Recommendations

(1) Infrared Reflow:

Refer to the following figure as an example of an optimal temperature profile for single occurrence infrared reflow.

Soldering process should not exceed temperature or time limits expressed herein. Surface temperature of device

package should not exceed 250ºC:

A

B

C

D

F

E

G

H

(2) Wave Solder:

(3) Hand Solder:

Maximum Temperature:

260ºC

(at terminal)

Maximum Time:

10s

Pre-heating:

100 - 150ºC (30 - 90s)

Single Occurrence

Maximum Temperature:

350ºC

(at tip of soldering iron)

Maximum Time:

3s

Single Occurrence