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| SL1021A Datasheet, PDF (3/4 Pages) Littelfuse – Gas Discharge Tubes - High Performance Beta Range | |||
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Gas Discharge Tubes
High Performance Beta Range
RoHS Pb Greentube⢠SL1021A Series Gas Plasma Arresters ®
Profilefor reflow soldering
250
225
Profile for wave soldering
300
200
175
150
125
Solder
Flow Area
T 1 max = 266oC
T 1 = 239oC
100
75
50
200
Tm = 179oC
Forced Cooling
25
0
0
50 100 150 200 250 300 350 400 450 500
Preheating
Area
Time in seconds
100
8
10
20
30
40
Time(seconds)
Notes:
T1 max = MaximumTabTemperature = 266oC
T1
= FlowTempeartureof Solder = 239oC
Tm
= Melting Point of Solder = 179oC
Tamb = 25oC
Maximum permissible rate of temperature change = o7C / sec
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