Gas Discharge Tubes Chapter8GasDischargeTubes.pdf
Gas Discharge Tubes Chapter8GasDischargeTubes.pdf
Gas Discharge Tubes Chapter8GasDischargeTubes.pdf
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
<strong>Gas</strong> <strong>Discharge</strong> <strong>Tubes</strong><br />
High Performance Beta Range<br />
RoHS<br />
Voltage<br />
(V)<br />
Temperature ˚C<br />
250<br />
225<br />
200<br />
175<br />
150<br />
125<br />
100<br />
75<br />
50<br />
25<br />
Voltage vs Time Characteristic<br />
Max dynamic breakover<br />
voltage<br />
Hold-over voltage<br />
On-State voltage<br />
0 200 400 600<br />
Time (ns)<br />
800 1000 1200<br />
0<br />
0<br />
Pb<br />
SL1011A Series <strong>Gas</strong> Plasma Arresters<br />
Profile for reflow soldering<br />
50 100 150 200 250 300 350 400 450 500<br />
Time in seconds<br />
Temperature (˚C)<br />
300<br />
200<br />
100<br />
www.littelfuse.com<br />
Preheating<br />
Area<br />
Profile for wave soldering<br />
Solder T 1 max = 266 o C<br />
Flow Area<br />
T 1 = 239 o C<br />
Tm = 179 o C Forced Cooling<br />
10 20<br />
Time (seconds)<br />
30 40<br />
Notes:<br />
T1 max = Maximum Tab Temperature = 266 o C<br />
T1 = Flow Tempearture of Solder = 239 o C<br />
Tm = Melting Point of Solder = 179 o C<br />
Tamb = 25 o C<br />
Maximum permissible rate of temperature change = 7<br />
o C / sec<br />
331<br />
®<br />
8<br />
GAS DISCHARGE<br />
TUBES
Change language