© 2013 Solid State Optronics • San José, CA

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SM4203 /TR

Rev 2.00 (11/12/2013)

001703

SM4203

Optically Coupled

MOSFET Driver

w/Discharge Circuit

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

SM4203 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