ST-0840_16 Datasheet, PDF (1/3 Pages) Bourns Electronic Solutions – Sparctube Switching Spark Gap

*RoHS ^COMPLIANT
LEAD ^FREE
Features
n Formerly a product
n Fast switching rate
n High energy, low loss capability
n Wide operating temperature range
n Long service life
n High insulation resistance
n RoHS compliant*
Applications
n Igniters for architectural and automotive
Xenon discharge lamps
n Electronic igniters for gas heating and gas
domestic appliances, e.g., cookers
n Ignition of ultra-high pressure gas
discharge lamps for data and video
projectors
Sparctube^® Switching Spark Gap ST-0840 Series
Description
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Characteristics
Initial Values:
Static Breakdown Voltage @ 800 V/s ¹
First Ignition Values...............................................................................................................< 950 V
Following Ignition Values.......................................................................................................740 V to 940 V
Electrical Life:
Minimum Number of Switching Cycles........................................................................................2x10⁵
Peak Current...............................................................................................................................Approx. 450 A
Maximum Switching Frequency..................................................................................................500 Hz
Breakdown Characteristics @ 1000 V Limit
First Ignition Values...............................................................................................................≤ 1000 V
Delay Time.............................................................................................................................< 60 ms
Following Ignition Values.......................................................................................................720 V to 960 V
General Data:
Breakdown Time..........................................................................................................................< 50 ns
Insulation Resistance @100 Vdc................................................................................................> 100 megohms
Maximum Static Breakdown Voltage @ 100 V/ms......................................................................1300 V
Share of Early Ignition Values (< 720 V).....................................................................................< 1 %
Residual Voltage @ 50 ns...........................................................................................................< 300 V
Capacitance................................................................................................................................< 1 pF
Operating Temperature Range ².................................................................................................-40 °C to +170 °C
Storage Temperature Range.......................................................................................................-65 °C to +125 °C
Weight.........................................................................................................................................Approx. 2.3 g
Testing.........................................................................................................................................100 %
Robustness of Terminations........................................................................................................IEC 60068-2-21 ³
Notes:
1 _{At delivery AQL 0.65 Level II, DIN ISO 2859.}
2 _{Distribution of switchings: maximum 20 % above +125 °C and 20 % below +20°C.}
3 _{Test Ua1 (tensile), Ua2 (thrust), Ub (bending) and Uc (torsion).}
Basic Application Circuit
Sparctube^®
Switching Spark Gap Device
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*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.