J105 / J106 / J107 N-Channel Switch is a N-Channel Switch produced by Fairchild Semiconductor Corporation. Its feature is low switching resistance, which can be used for analog or digital switching applications.
This document provides technical specifications for the Fairchild J105, J106, J107, and JFTJ105 series of N-Channel Switches. These devices are specifically engineered for analog or digital switching applications where a very low On Resistance is mandatory.
The datasheet details absolute maximum ratings, thermal characteristics, and comprehensive electrical parameters including cutoff voltages, on-resistance values, and capacitance measurements. It also includes typical characteristic curves illustrating performance under various conditions.
| Drain-Gate Voltage (VDG) | 25 V |
|---|---|
| Gate-Source Voltage (VGS) | - 25 V |
| Forward Gate Current (IGF) | 10 mA |
| Operating Junction Temperature Range | -55 to +150 °C |
| Total Device Dissipation (PD) | 625 mW / 1,000 mW |
| Thermal Resistance Junction to Case (RθJC) | 8.0 mW/°C |
| Gate-Source Breakdown Voltage (V(BR)GSS) | - 25 V |
| Gate-Source Cutoff Voltage (VGS(off)) | -4.5 to -6.0 V |
These devices are designed for analog or digital switching applications where very low On Resistance is mandatory.
The ratings are based on a maximum junction temperature of 150 degrees C.
Yes, the document notes that the Source & Drain are interchangeable.