2920L300/15DR

The term "2920L300/15DR" likely refers to a specific type of electronic component, such as a resistor, capacitor, or similar device often used in electrical circuits. In this context, the numbers and letters could denote the component's specifications, including its size, resistance or capacitance value, tolerance, and other relevant electrical properties.
To understand a component like this, it is essential to refer to the datasheet provided by the manufacturer, which will detail its electrical characteristics, physical dimensions, and suitable applications. The datasheet will also offer information on how to properly integrate the component into a circuit and any environmental or operational limits.
If "2920L300/15DR" is a part of a larger system or used in a specific application, context about its role is vital for a comprehensive understanding. For precise identification and application guidance, consulting with an expert or the manufacturer's technical support is advisable.

The 2920L300/15DR chip is a PolySwitch resettable PTC (Positive Temperature Coefficient) fuse from Littelfuse. Equivalent products can be found from manufacturers like Bourns, TE Connectivity, and Eaton. For instance, Bourns MF-R300 or TE Connectivity’s RXEF300 may serve as equivalents, given similar current ratings and trip characteristics. Always verify specifications such as hold current, trip current, and voltage ratings to ensure compatibility.

The 2920L300/15DR is a type of electrical component, often associated with circuit protection, such as fuses or circuit breakers. Here are some potential features you might encounter:
1. Rated Current and Voltage: It typically supports a specific rated current (e.g., 15 amps) and a rated voltage (e.g., 300 volts) which defines its operational capacity.

2. Size and Form Factor: The "2920" might indicate the physical dimensions (29.2 x 20 mm, for instance), which is important for fitting into specific circuit boards or enclosures.
3. Response Time: This component is likely designed to respond quickly to overcurrent conditions, protecting delicate electronics from damage.
4. Resettable Nature: If it’s a resettable device like a PTC (Positive Temperature Coefficient) thermistor, it can return to its original state after tripping, negating the need for replacement after an overload event.
5. Temperature Range: It operates within a specific temperature range, ensuring reliable performance under various environmental conditions.
6. Compliance and Certifications: It may comply with certain industry standards and certifications that ensure safety and reliability.
Always refer to the manufacturer's datasheet for precise specifications.

The 2920L300/15DR is a PTC (Positive Temperature Coefficient) resettable fuse manufactured by Littelfuse. It typically comes in a surface-mount package with a 2920 (7351 metric) footprint, which means it does not have traditional pins like through-hole components. The device is designed to protect circuits from overcurrent conditions.
The main function of the 2920L300/15DR is to limit current flow and provide overcurrent protection. When a fault condition occurs, the PTC heats up and significantly increases its resistance, thereby reducing the current flow to a safe level. Once the fault is cleared and the device cools down, it resets to its low-resistance state, allowing normal current flow to resume.
This specific model has a hold current of 3.0A and a trip current of 6.0A at 23°C, with a maximum voltage of 15V. It is commonly used in applications such as power supplies, consumer electronic devices, and various types of circuit boards to prevent damage due to overcurrent conditions.

The 2920L300/15DR is manufactured by Littelfuse, Inc. Littelfuse is a global company known for producing electronic components, primarily specializing in circuit protection products. Founded in 1927, the company has grown to become a leader in the industry, offering a wide range of products such as fuses, semiconductors, sensors, and other electronic components that are critical for protecting electrical circuits and enhancing safety. Littelfuse serves a diverse array of markets, including automotive, industrial, telecommunications, and consumer electronics, providing solutions that are essential for the reliable and efficient operation of electronic systems.

The 2920L300/15DR is a Polymeric Positive Temperature Coefficient (PPTC) resettable fuse. Its primary application areas include overcurrent protection in electronic circuits. Common uses are in consumer electronics, telecommunications, automotive systems, and industrial equipment. These devices help prevent damage from short circuits and power surges by limiting excessive current, then reset once the fault is cleared. They are particularly useful in devices like battery packs, power supplies, and other applications where reliable circuit protection is necessary without the need for fuse replacement.

The package type for the 2920L300/15DR is typically an SMD (Surface-Mount Device) package, specifically in the 2920 footprint. This means it is designed for mounting directly onto the surface of a printed circuit board (PCB) without the need for through-hole connections.