0452001.MRL - Littelfuse Inc.

Manufacturer Part Number

MRL

Manufacturer

littelfuse

Introduction

Surface mount fuse designed for circuit protection in various applications

Product Features and Performance

1 A current rating

125 V voltage rating for both AC and DC

Slow Blow response time

SMD, Square End Block package

50A breaking capacity at rated voltage

98 Melting I²t

Compatible with reflow and wave solder

Product Advantages

Optimized for high-density circuits

Slow Blow characteristic helps in handling temporary overloads

High reliability with a strong breaking capacity

Key Technical Parameters

Mounting Type: Surface Mount

Fuse Type: Board Mount

Current Rating (Amps): 1 A

Voltage Rating: 125 V AC/DC

Package / Case: 2-SMD, Square End Block

Breaking Capacity: 50A

Melting I²t: 1.98

DC Cold Resistance: 0.225 Ohms

Quality and Safety Features

CSA, PSE, UR approvals

Robust operating temperature range of -55°C to 125°C

Compatibility

Designed for printed circuit boards requiring 1 A current protection

Application Areas

Consumer electronics

Telecommunications

Industrial devices

Computing

Product Lifecycle

Product Status: Active

No indication of discontinuation, replacements, or upgrades

Several Key Reasons to Choose This Product

Compact size for high-density PCB layouts

Slow Blow characteristic provides protection against overcurrent without nuisance tripping

Broad operating temperature range suitable for harsh environments

Met multiple international safety standards

Surface mount design facilitates efficient assembly processes

High breaking capacity ensures protection in case of serious faults