參數(shù)資料
型號: SFH4254-Q
元件分類: 紅外LED
英文描述: 1 ELEMENT, INFRARED LED, 850 nm
封裝: ROHS COMPLIANT PACKAGE-2
文件頁數(shù): 8/9頁
文件大?。?/td> 255K
代理商: SFH4254-Q
2007-08-09
8
SFH 4254
Ltbedingungen
Vorbehandlung nach JEDEC Level 2
Soldering Conditions
Preconditioning acc. to JEDEC Level 2
Reflow Ltprofil für bleifreies Lten
(nach J-STD-020C)
Reflow Soldering Profile for lead free soldering
(acc. to J-STD-020C)
Wellenlten (TTW)
(nach CECC 00802)
TTW Soldering
(acc. to CECC 00802)
OHLA0687
0
T
t
C
s
120 s max
50
100
150
200
250
300
Ramp Up
100 s max
50
100
150
200
250
300
Ramp Down
6 K/s (max)
3 K/s (max)
25 C
30 s max
260 C
+0 C
-5 C
245 C ±5 C
240 C
255 C
217 C
Maximum Solder Profile
Recommended Solder Profile
235 C -0 C
+5 C
Minimum Solder Profile
10 s min
OHLY0598
0
50
100
150
200
250
50
100
150
200
250
300
T
t
C
s
235 C
10 s
C
... 260
1. Welle
1. wave
2. Welle
2. wave
5 K/s
2 K/s
ca 200 K/s
CC
... 130
100
2 K/s
Zwangskühlung
forced cooling
Normalkurve
standard curve
Grenzkurven
limit curves
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