Overview of Q24T25015 DC-DC Converter
The Q24T25015 is a through-hole mounted DC-DC converter, known for its high performance in the quarter-brick format, primarily aiming at telecommunications and related applications. The unit offers a low body profile and does not require a heat sink, which facilitates better cooling options for adjacent devices. Its construction involves 100% surface-mount technologies, giving it exceptional quality and reliability. The Q24T25015 complies with RoHS standards for environmentally-friendly manufacturing.
Key Features and Performance
Noteworthy features of the Q24T25015 include its ability to deliver up to 25A of output current, and it functions at a higher current capability at 70°C than its quarter and half-brick counterparts. It boasts an efficiency of 83.5% at both full load (25A) and half load (12.5A). Additionally, the converter stars up into pre-biased outputs without requiring a minimum load. Remarkably, at 0.28 inches in height and approximately 28 grams in weight, its industry-standard footprint and pinout simplify integration into various systems. Other attributes cover a broad range of operational needs such as basic insulation per EN60950, on-board LC input filter, fixed-frequency operation, remote output sense, and extensive protection features including over-voltage and over-temperature shutdown.
Electrical Specifications
The DC-DC converter operates within an 18-36VDC input voltage range and can be used at ambient temperatures ranging from -40°C to 85°C. It has a comprehensive set of specifications which include isolation characteristics, feature characteristics defining functions like switching frequency, output voltage trim range, and ON/OFF control logic. Moreover, the protection circuitry ensures reliable operation by preventing output over-voltage and managing over-temperature conditions effectively.
Applications
The Q24T25015 is specially designed for use in demanding environments like telecommunications, data communications, wireless infrastructure, and server technologies. Its design anticipates the need for systems that work efficiently in tighter spaces without compromising on performance and thermal management.
Reliability and Compliance
Demonstrating high reliability with an MTBF of 2.6 million hours, it meets various regulations, such as FCC Class B and EN55022 Class B, when used with an external filter. All materials utilized in the converter carry a UL94, V-0 flammability rating, showcasing a commitment to safety and quality standards.
Graphics and Revision Information
The datasheet includes Fig. 1, which illustrates the available load current against ambient air temperature and airflow rates, providing insights into the thermal performance of the converter. Lastly, the datasheet is identified as MCD10220, Revision 1.0, as of August 26, 2010, indicating it is the authoritative document for this model as of the date of publication.
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