2N4851 2N4852 2N4853 PN SILICON UNIJUNCTION
TRANSISTOR
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DESCRIPTION: The CENTRAL SEMICONDUCTOR 2N4851, 2N4852, and 2N4853 are Silicon PN Unijunction
Transistors designed for timing, sensing, and trigger circuits.
MARKING: FULL PART NUMBER
TO-18 (UJT) CASE
MAXIMUM RATINGS: (TA=25°C) Emitter Reverse Voltage Interbase Voltage RMS Emitter Current Peak Emitter Current (Duty Cycle ≤1%, PRR≤10pps) RMS Power Dissipation Operating Junction Temperature Storage Temperature SYMBOL VB2E VB2B1 Ie ie PD TJ Tstg 30 35 50 1.
5 300 -65 to +125 -65 to +200 UNITS V V mA A mW °C °C
ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted) SYMBOL TEST CONDITIONS MIN VB2B1...