2N490A
2N490A is SILICON UNIJUNCTION TRANSISTORS manufactured by Digitron.
- Part of the 2N489 comparator family.
- Part of the 2N489 comparator family.
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-Ro HS (Sn/Pb plating), standard, and as Ro HS 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 Operating Temperature Range (Stabilized) Storage Temperature Range
Value 450m W 600m W 70m A
2A 60 V -65° to +140°C -65° to +175°C -65° to +175°C
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
Intrinsic standoff ratio (1)
Interbase resistance...
