Question 1

What are the key features of Littelfuse Inc. 04611.25ER?

EZKEY · Accepted Answer

This product belongs to the Surface Mount Fuses category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by Littelfuse Inc. with full traceability.

Question 2

What are the main application scenarios for 04611.25ER?

EZKEY · Accepted Answer

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

Question 3

How does 04611.25ER work?

EZKEY · Accepted Answer

This device follows established Surface Mount Fuses design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

Question 4

What is the technical performance of 04611.25ER?

EZKEY · Accepted Answer

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

Question 5

What is the current market demand for 04611.25ER?

EZKEY · Accepted Answer

The global Surface Mount Fuses market is growing at ~6-8% CAGR, with particularly strong demand in power management. Littelfuse Inc. 04611.25ER is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

Question 6

What are the technical characteristics of 04611.25ER?

EZKEY · Accepted Answer

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, Littelfuse Inc. provides full technical support and reference designs.

Agency Approvals	UL, CSA, cURus, TUV
Blow Characteristic	Surge Resistant
Body Material	Ceramic
Breaking Capacity	50 A @ 250 V
Current Rating	0.25 A
Fuse Type	Surface Mount Fuse
Halogen Free	Yes
Mounting Style	Surface Mount (SMD)
MSL Level	1
Operating Temperature Range	-40°C to +85°C
Package Case	TeleLink SMD
Product Status	Active
RoHS	Compliant
Series	0461
Solderability	MIL-STD-202 Method 208
Voltage Rating	250 VDC/VAC

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04611.25ER | Littelfuse Inc. FUSE BRD MNT 1.25A 600VAC/80VDC

Product Details

PDF Datasheet

Technical Docs

Technical Parameters

04611.25ER Application and Selection Guide

04611.25ER Model and Manufacturer Information

04611.25ER Product Parameters and Description

04611.25ER Application and Selection Reference

Recommended Part Numbers for 04611.25ER