2N4870

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 PD Operating Junction Temperature TJ 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 RBB VB2B1=3.0V IEB2O VB2E=30V IV VB2B1=20V, RB2=100Ω IP VB2B1=25V VOB1 V1=20V 2N4870 MIN MAX 0.56 0.75 4.0 9.1 - 1.0 2.0 - - 5.0 3.0 - 2N4871 MIN MAX 0.70 0.85 4.0 9.1 - 1.0 4.0 - - 5.0 5.0 - UNITS V V A A mW °C °C UNITS kΩ μA mA μA V R1 (23-April 2013) 2N4870 2N4871 SILICON PN UNIJUNCTION TRANSISTORS TO-92 CASE - MECH...