2N4393-E3

Product Overview

2N4393-E3 is a Vishay Siliconix N-channel JFET transistor designed for high-speed analog switching and specialized amplifier applications. This device features a hermetically sealed TO-206AA (TO-18 style) package, low capacitance, fast switching performance and excellent off-isolation characteristics. With a 40V drain-source voltage rating and low on-resistance, it is suitable for precision analog circuits, signal switching, current limiting circuits and high-performance electronic designs. 

Key Features

• Manufacturer: Vishay Siliconix

• Part Number: 2N4393-E3

• Product Type: N-Channel JFET transistor

• Semiconductor Type: Junction Field Effect Transistor (JFET)

• Channel Type: N-Channel

• Drain-Source Voltage (VDS): 40V

• Gate-Source Breakdown Voltage: -55V maximum

• Zero Gate Voltage Drain Current (IDSS): 5mA to 30mA

• Gate-Source Cutoff Voltage: -3V maximum

• Drain-Source On Resistance: Approximately 100Ω maximum

• Package Type: TO-206AA / TO-18 hermetically sealed metal package

• Mounting Type: Through-hole mounting

• Number of Pins: 3 pins

• Operating Temperature Range: -55°C to +200°C

• Features: Low capacitance, fast switching, high off-isolation and low insertion loss

• Typical Applications: Analog switches, choppers, current limiters, commutators and precision amplifier circuits

• Ordering Note: Buyers should verify package type, electrical parameters, production status and latest Vishay datasheet before production use.

Applications

2N4393-E3 is widely used in analog and switching circuits requiring low leakage, fast response and reliable signal control. Typical applications include precision analog switches, sample-and-hold circuits, signal multiplexers, pulse circuits, current limiting circuits, communication equipment, instrumentation systems, test equipment and specialized amplifier designs. 

Quality & Sourcing

Antrex Electronics can support 2N4393-E3 sourcing with stock availability checks, RFQ quotation, package confirmation, date code review and shipment arrangement. For project-based purchasing, buyers can provide quantity, target price, required delivery date, packaging requirements and application information for faster quotation support.

For quality control, Antrex Electronics can help arrange product photos, label verification, visual inspection and third-party testing support when required. OEMs, EMS providers, repair centers and electronic component buyers are welcome to submit BOM lists or hard-to-find semiconductor requirements for sourcing assistance.