What are the key features of Littelfuse Inc. 0437.500WR?

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.

What are the main application scenarios for 0437.500WR?

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.

How does 0437.500WR work?

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.

What is the technical performance of 0437.500WR?

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.

What is the current market demand for 0437.500WR?

The global Surface Mount Fuses market is growing at ~6-8% CAGR, with particularly strong demand in power management. Littelfuse Inc. 0437.500WR 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.

What are the technical characteristics of 0437.500WR?

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.

0437.500WR Surface Mount Fuses 63V .500A FA 1206 by Littelfuse Inc.

0437.500WR | Littelfuse Inc. Surface Mount Fuses 63V .500A FA 1206

Category: Surface Mount Fuses

Brand: Littelfuse Inc.

Surface Mount Fuses 63V .500A FA 1206

Stock: On request

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Product Details

PDF Datasheet

Technical Docs

Description: Surface Mount Fuses 63V .500A FA 1206

Technical Parameters

Agency Approvals	UL, CSA, cURus, TUV
Blow Characteristic	Very Fast Acting
Body Material	Ceramic
Breaking Capacity	50 A @ 63 V
Category	Surface Mount Fuses
Current Rating	0.500 A
Description	Surface Mount Fuses 63V .500A FA 1206
Fuse Type	Surface Mount Fuse
Halogen Free	Yes
Manufacturer	Littelfuse
Mounting Style	Surface Mount (SMD)
MSL Level	1
Operating Temperature Range	-55°C to +150°C
Package Case	1206 (3216 metric)
Packaging	Reel
Product Status	Active
RoHS	Compliant
Series	0437
Solderability	MIL-STD-202 Method 208
Standard Pack Qty	3000
Voltage Rating	63 VDC/VAC

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

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3D Model (.stp)

Schematic Symbol (.sch)

DXF Drawing

0437.500WR Application and Selection Guide

0437.500WR Model and Manufacturer Information

0437.500WR, a Surface Mount Fuses manufactured by Littelfuse: 0437.500WR helps you confirm the specific model, while Littelfuse helps you confirm the product source. If you are selecting a part, you can first check whether 0437.500WR meets your requirements, then check whether Littelfuse matches your expectations, and then refer to Surface Mount Fuses 63V .500A FA 1206 for further evaluation.

0437.500WR Product Parameters and Description

The main parameters of Littelfuse's Surface Mount Fuses product 0437.500WR include Surface Mount Fuses 63V .500A FA 1206. This is a Surface Mount Fuses produced by Littelfuse, and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

0437.500WR Application and Selection Reference

Littelfuse's Surface Mount Fuses product 0437.500WR has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, 0437.500WR is a Surface Mount Fuses solution worth considering, and manufacturer Littelfuse provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for 0437.500WR

Designers looking for 0437.500WR recommended parts can evaluate the following options. 0437.500WR selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

Recommended Part	Brand	Description
044301.5DR	Littelfuse Inc.	FUSE BOARD MNT 1.5A 250VAC 2SMD
0154002.DRT	Littelfuse Inc.	Surface Mount Fuses Fuseblock w/fuse 2A OMNI BLOK 154T SLOW
0498070.M-CN	Littelfuse Inc.	FUSE - MIDI 32-VDC 70A BULK

EZKEY can provide 0437.500WR recommended part comparison data and engineering samples for evaluation.