MF-R050

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MF-R050

+BOM

PTC RESET FUSE 60V 500MA RADIAL

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Specifications

Attribute Value
Package Bulk
Series Multifuse®, MF-R
ProductStatus Active
Type Polymeric
Voltage-Max 60V
Current-Max 40 A
Current-Hold(Ih)(Max) 500 mA
Current-Trip(It) 1 A
TimetoTrip 4 s
Resistance-Initial(Ri)(Min) 410 mOhms
Resistance-PostTrip(R1)(Max) 1.17 Ohms
OperatingTemperature -40°C ~ 85°C
MountingType Through Hole
Package/Case Radial, Disc
Size/Dimension 0.311 Dia x 0.122 T (7.90mm x 3.10mm)
Height-Seated(Max) 0.539 (13.70mm)

Overview

Description

MF-R050 likely refers to a specific course, module, or product, but without additional context, it's difficult to pinpoint its exact nature. Generally, introductory courses or modules designated with such codes are designed to provide foundational knowledge.
If MF-R050 is a course or training module, it likely covers the basics of a particular subject, setting the stage for more advanced topics. Students or participants would be exposed to essential concepts, terminology, and frameworks relevant to the discipline.
If it's a product, MF-R050 might be an identifying code for a model or version, in which case an introduction would detail its primary features, benefits, and applications. This could include setup instructions, user guidelines, and basic troubleshooting tips.
For precise details, it would be best to consult the official syllabus, product manual, or relevant documentation associated with MF-R050. If you can provide more context, I can offer a more detailed response.

Equivalent

The MF-R050 is a PTC resettable fuse. Equivalent products include:
1. Littelfuse's RHE050
2. Bourns' MF-US050
3. TE Connectivity's RXE050
These components serve similar functions in circuit protection, offering overcurrent protection with automatic reset capabilities. It's essential to verify the specifications like hold current, trip current, and maximum voltage to ensure compatibility with your specific application.

Features

The MF-R050 is a type of resettable fuse, often referred to as a polymeric positive temperature coefficient (PPTC) device. Its primary features include:
1. Current Rating: Typically, it has a hold current of 0.50A, meaning it can handle continuous current up to this value without tripping.
2. Trip Current: The device trips (switches to a high resistance state) when the current exceeds its trip threshold, usually around 1.0A.
3. Voltage Rating: It often operates at a maximum voltage of 60V DC.
4. Resistance: The initial resistance is generally low, often in the range of a few ohms, but increases significantly when tripped.
5. Resettable: Once the fault condition is removed, the device cools down and resets, returning to its low-resistance state.
6. Response Time: The MF-R050 typically reacts quickly to overcurrent conditions, providing effective protection.
7. Applications: Commonly used in consumer electronics, telecommunications, and automotive applications to protect against overcurrent conditions.
These features make the MF-R050 suitable for safeguarding circuits against overcurrents while allowing for easy reset and reuse.

Pinout

The MF-R050 is a polymeric positive temperature coefficient (PPTC) resettable fuse. It is used for overcurrent protection in electronic circuits. Unlike traditional fuses, PPTC fuses reset themselves after the fault condition is cleared and the power is cycled.
The MF-R050 is not a semiconductor, so it does not have a pin count in the traditional sense, like an integrated circuit would. Instead, it typically has two leads for connection in a circuit. These leads are used to connect the fuse in series with the load that needs protection.
The primary function of the MF-R050 is to limit the current in a circuit to a safe level and to prevent damage from overcurrent conditions. Its specifications include a hold current of 0.50 A and a trip current of 1.0 A, with a maximum voltage rating typically around 30V. Once the fault is cleared, the fuse cools down and returns to its low-resistance state, allowing normal operation to resume.

Manufacturer

The MF-R050 is a Polymeric Positive Temperature Coefficient (PPTC) resettable fuse manufactured by Bourns, Inc. Bourns is a global company that specializes in the design, manufacturing, and sale of electronic components. Founded in 1947, the company provides a wide range of electronic components such as resistors, potentiometers, sensors, circuit protection solutions, and more. Bourns serves various markets including automotive, industrial, consumer electronics, and telecommunications, among others. The company is known for its innovation in the development of components that enhance the reliability and performance of electronic systems.

Application

MF-R050 is commonly used in overcurrent protection applications. Its primary application areas include safeguarding electrical circuits in consumer electronics, telecommunications equipment, automotive electronics, and industrial control systems. By serving as a resettable fuse, MF-R050 helps prevent damage from overcurrent conditions by limiting excessive current flow and then resetting once the fault is cleared. This makes it valuable in applications requiring reliable circuit protection, such as power supplies, battery packs, and chargers, where repeated circuit interruptions might occur. Its convenience and reusability make it a preferred choice for scenarios where maintenance and downtime need to be minimized.

Package

The MF-R050 is a polymeric positive temperature coefficient (PTC) resettable fuse, typically packaged in a radial-leaded form. This design allows for easy integration into various electronic circuits to provide overcurrent protection.