MMBF4393 - onsemi

Manufacturer Part Number

MMBF4393

Manufacturer

onsemi

Introduction

Obsolete N-Channel JFET transistor designed for signal amplification and switching

Product Features and Performance

FET Type: N-Channel

Voltage - Breakdown (V(BR)GSS): 30 V

Drain to Source Voltage (Vdss): 30 V

Current - Drain (Idss) @ Vds (Vgs=0): 5 mA @ 20 V

Voltage - Cutoff (VGS off) @ Id: 500 mV @ 1 nA

Input Capacitance (Ciss) (Max) @ Vds: 14pF @ 20 V

Resistance - RDS(On): 100 Ohms

Power - Max: 350 mW

Operating Temperature Range: -55°C to 150°C

Product Advantages

High breakdown voltage capability

Low cutoff voltage

Suitable for high-temperature applications

Key Technical Parameters

Voltage - Breakdown: 30 V

Current - Drain: 5 mA at 20 V

Voltage - Cutoff: 500 mV at 1 nA

Input Capacitance: 14pF at 20V

Resistance - RDS(On): 100 Ohms

Power - Max: 350 mW

Quality and Safety Features

Offering reliable performance at temperatures ranging from -55°C to 150°C

Compatibility

Mounting Type: Surface Mount

Package / Case: TO-236-3, SC-59, SOT-23-3

Supplier Device Package: SOT-23-3

Application Areas

Used in signal amplification and switching before becoming obsolete

Product Lifecycle

Obsolete status

Alternative or replacement products may be available

Several Key Reasons to Choose This Product

Reliability in high temperature environments up to 150°C

Low voltage operation suitable for low-power applications

Compact surface-mount package for space-sensitive designs

Historically utilized in a variety of electronic circuits before discontinuation