ProjectsPricingInsights

BSMD1812-400-12V AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BSMD1812-400-12V product

BSMD1812-400-12V

Circuit Protection

PTCResettable Fuse1812Overcurrent Protection

The BSMD1812-400-12V is a 4A, 12V surface-mount PTC resettable fuse in an 1812 package, suitable for overcurrent protection in consumer and automotive electronics.

Best for

  • Consumer electronics
  • Automotive controls
  • Battery protection

Avoid if

  • Applications exceeding 12V or 40A fault current

Check before use

  • Thermal derating at high ambient temperatures

Key specifications

Hold Current
4A
Trip Current
8A
Max Voltage
12V
Package
1812

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
2
ECCN
-
HTSUS
-

Application

AutomotiveConsumer Electronics

Datasheet

8149c09d5b503dd96b30acd296ff7d16_2309150925_BHFUSE-BSMD1812-400-12V_C18164540.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BSMD1812-400-12V: 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

2
PartDetailsMatch
JK-MSMD500L-12VManufacturer

Cannot parse JSON object from response: '{\n "blocking_gaps": [\n "current_rating_mismatch",\n "power_dissipation_weaker"\n ],\n "candidate_code": "JK-MSMD50'

Has caveats

Design and risk insights

Questions & answers

It is a polymer PTC (Positive Temperature Coefficient) thermistor used as a resettable fuse for overcurrent protection in electronic circuits.