Overview of MMBTH81 by onsemi
The MMBTH81 by onsemi is a PNP RF bipolar junction transistor packaged in a small SOT-23-3 form factor, designed for very high frequency (VHF) band applications. With a collector-emitter voltage (VCEO) maximum of 20V, a transition frequency (fT) of 600MHz, and a power dissipation (PD) of 225mW, this small signal bipolar transistor offers a balance of performance characteristics that make it suitable for a range of RF amplification tasks. It supports a DC collector current of -50mA and has a DC current gain (hFE) minimum of 60, providing efficient operation in various circuit configurations.
Characterized by its plastic/epoxy construction and defined by the JEDEC TO-236AA standard, the MMBTH81 ensures reliability and performance in a compact package. Important attributes such as a maximum collector-base capacitance (CCB) of 0.85pF and operating temperatures reaching up to 150°C underline its suitability for demanding environments. Additionally, with a peak reflow temperature of 260°C for up to 30 seconds, the MMBTH81 meets stringent manufacturing standards, ensuring a robust solution for high-frequency RF applications.
onsemi, the manufacturer, confirms this component’s active status and compliance with RoHS and REACH regulations, emphasizing its commitment to environmental standards. The manufacturer package code “318-08” identifies the precise packaging specifications for procurement and integration processes. Although categorized as “Not Qualified” for specific rigorous applications, its broad utility and specifications render the MMBTH81 as a valuable component for various general-purpose RF applications.
Industry Applications for MMBTH81
In the realm of RF Small Signal Bipolar Transistors, MMBTH81’s balanced characteristics allow it to serve multiple sectors effectively. Though these potential applications are prospective and warrant further validation, they reflect the component’s flexibility and capability. Here are several hypothetical use cases:
- Consumer Electronics: In devices requiring RF signal amplification, such as wireless communication modules, the MMBTH81 might be preferred for its high transition frequency and efficiency in signal processing tasks. Its small form factor allows for compact circuit designs in space-constrained consumer electronics.
- Audio and Video Systems: Considering its high-frequency response, the transistor could potentially be used in RF signal paths within audio and video equipment, enhancing signal integrity and overall system performance. The MMBTH81’s specific attributes, like low power dissipation and high current gain, support improved audio fidelity and video clarity.
- Telecommunications: Within base stations, repeaters, or portable communications equipment, the MMBTH81 might serve as an amplifier or oscillator, thanks to its capability to operate efficiently at VHF frequencies. Its operational temperature range and power handling capabilities are suited to the demands of this sector.
Note that these industry applications are illustrative and demand thorough analysis by engineering and design teams for compliance with relevant standards and specific application requirements.
About onsemi
onsemi stands out in the semiconductor industry for its comprehensive portfolio of components, including an impressive lineup of RF Small Signal Bipolar Transistors. The company, through innovations and strategic acquisitions, has positioned itself as a key supplier of semiconductor solutions, focusing on energy efficiency and advanced technology. The MMBTH81 represents just one instance of onsemi’s commitment to providing high-performance parts in the RF category, alongside other similar components designed to meet a wide range of operational requirements. onsemi’s dedication to quality, along with its focus on environmental sustainability and compliance with international standards, underscores its role as a leader in the semiconductor industry.
Where to Find MMBTH81 by onsemi
Procuring the MMBTH81 requires identifying reliable distributors with current stocks. Historically, the part has been available through various distributors including New Advantage Corporation, LCSC, EBV Elektronik, DigiKey, and Mouser Electronics, among others. However, inventory levels and pricing are subject to change, making it crucial for potential buyers to check current availability and compare options.
For engineers and procurement specialists seeking the MMBTH81 or alternate RF Small Signal Bipolar Transistors, findchips.com offers a comprehensive platform to search and compare available stock from multiple distributors. Whether seeking this specific part by onsemi or exploring comparable solutions offered by other manufacturers, findchips.com facilitates informed decision-making by aggregating current data on pricing, availability, and specifications.