ProjectsPricingInsights

MF-R300 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

MF-R300 product

MF-R300

PTC Resettable Fuses

PTCResettable FuseBourns

The MF-R300 is a 3A radial PTC resettable fuse from Bourns, ideal for overcurrent protection in low-voltage circuits.

Best for

  • Overcurrent protection
  • Low voltage power supplies

Avoid if

  • High voltage applications exceeding 30V

Check before use

  • Ambient temperature derating

Key specifications

Hold Current
3 A
Trip Current
6 A
Max Voltage
30 V

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
1
ECCN
EAR99
HTSUS
8533290000.0

Application

General electronicsComputers & peripherals

Datasheet

Bourns-company-36.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for MF-R300: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
Get Files
PCB Footprint
Land pattern for PCB layout
Get Files
3D Model
STEP file for mechanical design
Get Files
KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
Generate library

Login required · CAD models billed separately as an add-on

Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

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

Design and risk insights

Questions & answers

The MF-R300 is a radial leaded PTC resettable fuse manufactured by Bourns, designed to protect low-voltage power supplies and loads.