What are the primary electrical ratings?

It features a 300mA hold current, 600mA trip current, 60V maximum voltage, and 40A maximum fault current.

What is the typical application for this device?

It is commonly used in computers, mobile phones, automotive electronics, and battery protection circuits.

What should be considered during assembly?

The device is designed for SMT reflow soldering. Avoid hand soldering if possible; if necessary, keep the iron temperature below 350°C and contact time under 3 seconds.

What is the sourcing risk?

The device is currently active and widely available from major distributors, with low supply chain risk.

What is the pinout of BSMD1812-030-60V?

Use the BSMD1812-030-60V datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about BSMD1812-030-60V pinout to locate pins, power rails, and interface signals before layout.

BSMD1812-030-60V Datasheet, Specs, Alternatives & ECAD | BHFUSE

AI summary

The BSMD1812-030-60V is a 300mA hold current, 60V resettable PTC fuse in an 1812 surface-mount package, ideal for overcurrent protection in consumer and automotive electronics.

Best for

Consumer electronics
Automotive circuits
Battery protection

Avoid if

Applications exceeding 60V
High-vibration environments without proper mounting

Check before use

Thermal derating curve at operating temperatures above 25°C

Key specifications

Hold Current: 300mA
Trip Current: 600mA
Max Voltage: 60V
Max Fault Current: 40A

Compliance & Environment

RoHS: Compliant
REACH: -
MSL: 2
ECCN: -
HTSUS: -

Application

Consumer ElectronicsAutomotiveBattery Management

Datasheet

01ab048d637e85f60745b3730dc27ee9.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BSMD1812-030-60V: 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

Where to Buy

Real-time and catalog pricing from verified distributors

Alternative components

Part	Details	Match
BSMD1812-050-60VBHFUSE	A higher-current version from the same manufacturer and series. Requires design review.	Needs validation

Design and risk insights

Questions & answers

It is a polymer positive temperature coefficient (PPTC) resettable fuse designed for surface-mount PCB applications.

mSMD050-60VTECHFUSE	A functional alternative in the same package and voltage, but with a higher hold current.	Needs validation
JK-MSMD050-60VJinrui Electronic Materials Co.	Same package and voltage but with a higher hold current, requiring design validation.	Needs validation

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the BSMD1812-030-60V?+×

What are the primary electrical ratings?+×

What is the typical application for this device?+×

What should be considered during assembly?+×

What is the sourcing risk?+×

What is the pinout of BSMD1812-030-60V?+×