What are the primary applications for the SI2309?

It is commonly used in load switches, switching circuits, and high-speed line drivers where space-constrained P-Channel switching is required.

What should engineers review before using the SI2309?

Engineers should review the thermal resistance (RthJA) and power dissipation limits, especially when operating near the -2A continuous current limit.

What are the key specifications of the SI2309?

Key specs include a -60V VDS, -2A ID, and RDS(ON) of 200mΩ at -10V VGS.

What is the sourcing status of the SI2309?

The part is currently active and widely available in the distribution channel with high stock levels.

What is the pinout of SI2309?

Use the SI2309 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about SI2309 pinout to locate pins, power rails, and interface signals before layout.

SI2309 Datasheet, Specs, Alternatives & ECAD | GOODWORK

AI summary

The SI2309 is a -60V, -2A P-Channel MOSFET in a SOT-23-3L package, optimized for load switching and general-purpose power management.

Best for

Load switching
Small signal switching

Avoid if

High-current applications exceeding 2A
Applications requiring extremely low RDS(ON)

Check before use

Thermal dissipation on PCB
Gate drive voltage levels

Key specifications

VDS: -60 V
ID: -2 A
RDS(ON): 200 mΩ

Compliance & Environment

RoHS: Compliant

Application

Power ManagementGeneral Switching

Datasheet

bf11ad33072356cc831b3d2488fb656e_2304171630_BORN-SI2309_C431496.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SI2309: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

Schematic symbol for your EDA tool

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PCB Footprint

Land pattern for PCB layout

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3D Model

STEP file for mechanical design

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KiCad Library

Verified KiCad 8 symbol, footprint, and 3D model

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The SI2309 is a P-Channel enhancement-mode MOSFET designed for high-density surface mount applications, featuring a -60V drain-source voltage rating.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Alternative components

Design and risk insights

Questions & answers

What is the SI2309?+×

What are the primary applications for the SI2309?+×

What should engineers review before using the SI2309?+×

What are the key specifications of the SI2309?+×

What is the sourcing status of the SI2309?+×

What is the pinout of SI2309?+×