Product Summary

The 2N4858 is a leaded JFET for general purpose.

Parametrics

2N4858 absolute maximum ratings: (1)drain-source voltage, VDS: 40v; (2)drain-gate voltage, VDG: 40v; (3)reverse gate-source voltage, VGSR: -40v; (4)forward gate current, IGF: 50mAdc; (5)tatal device dissipation at TA=25℃, PD: 360mW; derate above 25℃: 2.4 mW/℃; (6)storage temperature range, Tstg: -65 to 175℃.

Features

2N4858 features: (1)gate-source breakdown voltage(IG=1.0 uAdc, VDS=0), V(BR)GSS: -40v min; (2)gate reverse current, IGSS: 0.25nAdc max at VGS=-20vdc, VDS=0; 0.5 uAdc max at VGS=-20vdc, VDS=0, TA=150℃; (3)gate source cutoff voltage, VGSoff: -0.8 to -4.0Vdc; (4)drain cutoff current, IDoff: 0.25 nAdc max at VDS=15VDC, VGS=-10vdc; 0.5uAdc max at VDS=15VDC, VGS=-10vdc, A=150℃.

Diagrams

2N4858 block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
2N4858A
2N4858A

Central Semiconductor

JFET Leaded JFET General Purpose

Data Sheet

0-2000: $1.14
2000-6000: $1.04
2N4858JANTXV
2N4858JANTXV

Other


Data Sheet

Negotiable 
2N4858JANTX
2N4858JANTX

Other


Data Sheet

Negotiable 
2N4858JAN
2N4858JAN

Other


Data Sheet

Negotiable 
2N4858A-E3
2N4858A-E3

Vishay/Siliconix

JFET 40V 5pA

Data Sheet

Negotiable 
2N4858
2N4858

Other


Data Sheet

Negotiable