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BSMD1812-300-12V AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BSMD1812-300-12V product

BSMD1812-300-12V

Circuit Protection

PTCResettable Fuse1812Circuit Protection

The BSMD1812-300-12V is a 3A, 12V surface-mount PTC resettable fuse in an 1812 package, ideal for overcurrent protection in consumer and automotive electronics.

Best for

  • Consumer electronics
  • Automotive circuits
  • Battery protection

Avoid if

  • Applications exceeding 12V or 100A fault current

Check before use

  • Thermal environment
  • Reflow soldering profile

Key specifications

Hold Current
3A
Trip Current
6A
Max Voltage
12V
Max Fault Current
100A

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
2
ECCN
-
HTSUS
-

Application

Consumer ElectronicsAutomotive

Datasheet

78dd9d4adb8c6089fb1f10ce7617231a_2310171521_BHFUSE-BSMD1812-300-12V_C5373999.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BSMD1812-300-12V: 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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Where to Buy

Real-time and catalog pricing from verified distributors

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

Alternative components

1
BSMD1812-350-16VManufacturer

BSMD1812-350-16V is a Redesign Alternative for BSMD1812-300-12V, because output current rating covers the original; review vin claims are incomplete.

Has caveats

Design and risk insights

Questions & answers

It is a polymer PTC (Positive Temperature Coefficient) resettable fuse designed to protect electronic circuits from overcurrent faults.