Overview of the Q48T08120 DC-DC Converter
The Q48T08120 Data Sheet presents a detailed description of the through-hole mounted DC-DC converter that is notable for its advanced performance in a quarter brick size, commonly used in telecommunications and other electronic applications. Key attributes of this converter include ultra-high efficiency, excellent thermal performance, and a low body profile. These characteristics are achieved through patent pending circuit and packaging techniques.
Features and Compliance
The converter offers several prominent features:
- RoHS compliant and available in lead and lead-free solder variants.
- Capability to deliver up to 8 A of output current.
- High efficiency rated at 89.5% for both 8 A and 4 A loads.
- Startup compatibility with pre-biased outputs, with no minimum load required.
- No necessity for heat sinks due to its exceptional thermal performance.
- Compact and lightweight design with industry-standard dimensions and pinout.
- Robust input transient withstandability and a basic insulation guarantee.
- On-board LC input filter and fixed-frequency operation included.
- Fully protected with remote output sense and trim capability for output voltage adjustment.
- High reliability with an MTBF of 2.6 million hours per Telcordia TR-332 standards.
Certifications and Safety Standards
Certifications include UL 60950 recognition, Canada, DEMKO certification per IEC/EN 60950, and compliance with FCC Class B and EN55022 Class B emissions with an external filter. Additionally, the materials meet the UL94, V-0 flammability rating.
Performance under Various Conditions
An informative figure (Fig: 1) illustrates the load current capability of the Q48T08120 converter relative to ambient temperature and airflow rates. This graph represents the performance in a vertical mount orientation with airflow moving from pin 3 to pin 1, maintaining MOSFET temperature below 120°C, and an input voltage of 54 V.
Applications
The DC-DC converter is designed for various high-demand electronic sectors, including:
- Telecommunications
- Data communications
- Wireless infrastructure
- Server technologies
The datasheet indicates that the content has been revised as of November 20, 2006, ensuring the provided information is up-to-date to that day.
Contact Information
Additional information and updates regarding the Q48T08120 DC-DC Converter can be found at Power-One’s website highlighted at the end of the first page of the datasheet.
Manual:
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