0456030.ER - Littelfuse Inc.

Manufacturer Part Number

ER

Manufacturer

littelfuse

Introduction

The 0456030.ER is part of the NANO²® 456 series designed by littelfuse for advanced circuit protection. This product is a surface mount fuse, optimized for board-level applications requiring fast blow response to overcurrent conditions.

Product Features and Performance

Fast blow response time

Surface mount design for board-level protection

Operates effectively within a wide temperature range of -55°C to +125°C

Features a compact 2-SMD, square end block package for space-sensitive applications

Offers robust breaking capacity of 100A at 125V AC and 500A at 72V DC

Low DC cold resistance of 0.00132 Ohms, minimizing power loss

Product Advantages

High current rating of 30 A, suitable for high-current applications

Dual voltage rating (125V AC and 72V DC) enhances application flexibility

Low profile and small dimensions allow for integration into compact designs

Fast response to overcurrent protects critical components effectively

High breaking capacity ensures reliability in the event of serious faults

Key Technical Parameters

Current Rating (Amps): 30 A

Voltage Rating AC: 125 V

Voltage Rating DC: 72 V

Operating Temperature Range: -55°C to +125°C

Breaking Capacity: 100A AC, 500A DC

Melting I²t: 81

Quality and Safety Features

Compliance with cULus and PSE approval standards ensures quality and safety

Engineered for reliability under harsh conditions

Compatibility

Designed for surface mount applications compatible with modern PCB technology

Application Areas

Power supplies

Battery chargers

Consumer electronics

Industrial and automotive systems

Product Lifecycle

Currently marked as Active, indicating ongoing production and availability

No disclosed discontinuation, offering stability for project designs

Several Key Reasons to Choose This Product

High current rating and dual voltage support cater to a wide range of electrical applications

Fast blow characteristic provides immediate protection against overcurrent, safeguarding sensitive components

Compact size facilitates integration into space-constrained designs without sacrificing performance

High breaking capacity ensures durability and reliability in high-fault conditions

Compliance with major safety standards depicts commitment to quality and safety