Delta Electronics Delphi E48SR, Техническое описание

Страница: 13 / 15

DS_E48SR15004_05222008
13
LEADED (Sn/Pb) PROCESS RECOMMEND TEMP. PROFILE
Time ( sec. )
Pre-heat temp.
140~180
°
C 60~120 sec.
Peak temp.
210~230
°
C 5sec.
Ramp-up temp.
0.5~3.0
°
C /sec.
T
emperatur
e (
°
C )
50
100
150
200
250
300 60 0 120 180 240
2nd Ramp-up temp.
1.0~3.0
°
C /sec.
Over 200
°
C
40~50sec.
Cooling down rate <3
°
C /sec.
Note: The temperature refers to the pin of E48SR, measured on the pin +Vout joint.
LEAD FREE (SAC) PROCESS RECOMMEND TEMP. PROFILE
Temp .
Time
150
℃
200
℃
100~140 sec.
Time Limited 90 sec.
above 217
℃
217
℃
Preheat time
Ramp up
max. 3
℃
/sec.
Ramp down
max. 4
℃
/sec.
Peak Temp. 240 ~ 245
℃
25
℃
Note: The temperature refers to the pin of E48SR, measured on the pin +Vout joint.