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Notes: (1) Measured on Tektronix Type ìSî recovery plug-in. Tektronix 545 Scope or equivalent, I FM =20mA, I RM =1mA (2) Measured at 1.0MHz and applied reverse voltage of 4.0 volts (3) Thermal resistance from junction to ambient and from junction to lead at 0.375î (9.5mm) lead length, P.C.B. mounted SymbolsBHT18Units Maximum repetitive peak reverse voltageV RRM 1100Volts Maximum RMS voltageV RMS 770Volts Maximum DC blocking voltageV DC 1100Volts Maximum average forward rectified current 0.375" (9.5mm) lead length at T A =75 I (AV) 1.0Amp Peak forward surge current 8.3mS single half sine-wave superimposed on rated load (MIL-STD-750D 4066 method) I FSM 30.0Amps Maximum instantaneous forward voltage at 1.0AV F 1.0Volts Maximum full load reverse current, full cycle average 0.375" (9.5mm) lead length at T A =75 I R(AV) 30.0 A Maximum DC reverse current T A =25 at rated DC blocking voltage T A =100 I R 1.0 30.0 A Typical reverse recovery time (Note 1)T rr 30.0 S Typical junction capacitance (Note 2)C J 15.0 F Typical thermal resistance (Note 3) R JA R JL 50.0 25.0 /W Operating junction and storage temperature rangeT J , T STG -50 to +175 Features Mechanical Data BHT18 ELECTRONIC LAMP BALLASTS RECTIFIER Reverse Voltage - 1100 Volts Forward Current - 1.0 Ampere The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 Construction utilizes void-free molded plastic technique Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 250 /10 seconds, 0.375î (9.5mm) lead length, 5 lbs. (2.3Kg) tension Case: DO-41 molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.012 ounce, 0.33 gram Maximum Ratings and Electrical Characteristics 1 Ratings at 25 ambient temperature unless otherwise specified. DIMENSIONS DIM inchesmm Note Min.Max.Min.Max. A0.1650.2054.25.2 B0.0790.1062.02.7 C0.0280.0340.710.86 D1.000-25.40-
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