307C1260BHLAB, 307C1260BHMAB Vishay Cera-Mite PTC Thermistors APPLICATION - STARTING IN ELECTRONIC FLUORESCENT BALLASTS STANDARD ELECTRICAL SPECIFICATIONS @ 25°C PARAMETER UNIT 850 ± 25% Maximum Voltage Vrms 520 Maximum Continuous Voltage Vrms 175 Withstand Voltage Vrms 850 °C 120 Switching Temperature OPERATING TIME (SEC) Ω Resistance GENERAL APPLICATION DIAGRAM Discharge Tube C 10.0 1.0 0.1 PTC 100 Lamp Ignition Time can be optimized to increase life of Discharge Tube 150 200 250 300 CURRENT (mA) OPERATING TIME TO 50% CURRENT MECHANICAL SPECIFICATIONS PARAMETER Wire Copper Clad Steel Coating None Packaging Bulk Pack DIMENSIONS in millimeters B A Diameter C D Ø A 7.0 max. Thickness B 4.5 max. Height C 11.5 max. Lead Length D 307C1260BHLAB 34 min. 307C1260BHMAB 4.75 ± 0.6 Lead Spacing E 5.0 ± 0.8 Lead Diameter ø 0.51 E Document Number: 23023 Revision 19-Apr-01 [email protected] www.vishay.com 1