# LSJ174 P-Channel JFET Summary

## Overview

The LSJ174 is a P-Channel JFET designed as a direct replacement for the Siliconix J174. It's intended for use in analog switches, choppers, sample-and-hold circuits, and as a normally-on switch. It’s compatible with the J/SST111 n-channel family for simplified series-shunt switching.

## Key Features & Benefits:

️· Low On-Resistance: Minimizes signal loss.
️· Fast Switching Speed: Enables high-performance circuits.
️· Negligible Off-Error: Ensures accuracy in switching applications.
️· Good Frequency Response: Suitable for a wide range of frequencies.
️· Eliminates Additional Buffering: Simplifies circuit design.

## Absolute Maximum Ratings:

️· Storage Temperature: -55°C to +150°C
️· Operating Junction Temperature: -55°C to +135°C
️· Continuous Power Dissipation: 350mW
️· Gate-Drain Voltage: 30V
️· Gate-Source Voltage: 30V
️· Gate Current: -50mA

## Electrical Characteristics (at 25°C):

️· Gate-Source Breakdown Voltage: 30V
️· Gate-Source Forward Voltage: 0.7V
️· Gate-Source Cutoff Voltage: 5V to 10V
️· Drain-Source Saturation Current: -20mA to -135mA
️· Gate Reverse Current: 0.01nA to 1nA
️· Gate Operating Current: -0.01A to -0.01A
️· Drain Cutoff Current: 0 to -1
️· Drain-Source On-Resistance: 0 to 85Ω

## Switching Characteristics:

️· Turn-On Time: 10 ns
️· Rise Time: 15 ns
️· Turn-Off Time: 10 ns
️· Fall Time: 20 ns

## Switching Circuit Parameters (Example):

️· V_DD: -10V
️· V_GG: 20V
️· R_L: 560Ω
️· R_G: 100Ω
️· I_D(on): -15mA

## Available Packages:

️· TO-92
️· Bare Die (contact Micross for dimensions)

Note: Refer to the datasheet for complete specifications and handling information. Information furnished is believed to be accurate but no responsibility is assumed for its use.