2N489(A,B)-2N494(A,B)
High-reliability discrete products and engineering services since 1977
SILICON UNIJUNCTION
TRANSISTORS
FEATURES Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level.
Add “HR” suffix to base part number.
Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix.
Stable operation over wide temperature range Low leakage current Low peak point current Guaranteed minimum pulse voltage
MAXIMUM RATINGS Rating
Total RMS Power Dissipation (Unstabilized) Total RMS Power Dissipation (Stabilized) RMS Emitter Current Peak Emitter Current (TJ = 150°C) Emitter Reverse Voltage (TJ = 150°C) Operating Temperature Range Op...