Datasheet Summary
2N4870 2N4871
SILICON PN UNIJUNCTION TRANSISTORS w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR 2N4870 and 2N4871 are silicon PN unijunction transistors designed for oscillator, triggering and timing applications.
MARKING: FULL PART NUMBER
TO-92 CASE
MAXIMUM RATINGS: (TA=25°C) Emitter Reverse Voltage
SYMBOL VB2E
Interbase Voltage
VB2B1
RMS Emitter Current
Ie
Peak Emitter Current (Duty Cycle ≤1%, PRR=10pps) ie
RMS Power Dissipation
Operating Junction Temperature
Storage Temperature
Tstg
30 35 1.5 1.0 300 -65 to +125 -65 to +150
ELECTRICAL CHARACTERISTICS: (TA=25°C) SYMBOL TEST CONDITIONS
VB2B1=10V
VB2B1=3.0V
IEB2O
VB2E=30V
IV...
