Delphi Series Q48SB, 240W Bus Converter DC/DC Power Modules: 48V in, 12V/20A out

The Delphi Series Q48SB, 48V input, single output, vertically mounted quarter brick, 240W bus converter is the latest offering from a world leader in power systems technology and manufacturing — Delta Electronics, Inc. This product family supports intermediate bus architectures and powers multiple downstream non-isolated point-of- load (POL) converters and devices. The Delphi Series Q48SB operates from a nominal 48V input and provides up to 240W of power or 20A of output current in an industry standard vertically mounted quarter brick footprint. Typical efficiency for the 12V/20A module is 96%. With optimized component placement, creative design topology, and numerous patented technologies, the Q48SB bus converter delivers outstanding electrical and thermal performance. An optional heatsink is available for harsh thermal requirements.

PRELIMINRY DATABRIEF

DB_Q48SB12020NVFA_08312007

FEATURES

Input voltage range: 38V~55V

High efficiency: 96.0% @ 12V/20A

Size: 63.5mm x 31.8mm x 11.4mm (2.50” x 1.25” x 0.45”)

Industry standard pinout

Fully protected: Input UVLO, OVP, Output OCP and OTP

Parallelable for higher output power 2250V isolation

Basic insulation

Monotonic startup

No minimum load required

ISO 9001, TL 9000, ISO 14001, QS 9000, OHSAS 18001 certified manufacturing facility

UL/cUL 60950 (US & Canada), and TUV (EN60950) - pending

CE mark meets 73/23/EEC and 93/68/EEC - pending

OPTIONS

Positive On/Off logic

Heatsink available for extended operation

OTP and OCP mode (Auto restart or latch)

APPLICATIONS

Datacom / Networking

Wireless Networks

Optical Network Equipment

Server and Data Storage

Industrial/Testing Equipment

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Delta Electronics manual Features, Options, Applications, Preliminry Databrief, DBQ48SB12020NVFA08312007

Q48SB specifications

Delta Electronics has consistently established itself as a leader in power supply solutions, and the Q48SB series is a remarkable addition to its portfolio. This series of AC-DC power supplies offers high efficiency, compact design, and versatile applications, particularly favored in industrial and telecommunications settings.

One of the main features of the Delta Q48SB is its high efficiency rating, often exceeding 90%. This efficient design not only minimizes energy consumption but also reduces heat generation, enhancing the overall reliability and lifespan of the device. The compact form factor is another significant advantage, allowing for easy integration into space-constrained applications, such as telecommunications equipment and industrial controls.

The Q48SB series operates with an input voltage range of 36 to 72 volts, making it suitable for various scenarios, including those requiring a stable power supply in environments with fluctuating input voltages. It offers output options ranging from 12V to 48V, providing flexibility to meet different system requirements.

In terms of design, the Q48SB series emphasizes durability and robustness. The power supplies are built to withstand harsh conditions, including high temperatures and vibrations, which are common in industrial applications. Additionally, their operational temperature range is notably wide, typically from -40°C to +70°C, ensuring reliable performance across diverse environments.

The series also incorporates advanced technologies, such as power factor correction and a built-in thermal management system. These technologies help optimize performance and ensure compliance with energy efficiency standards, which is crucial in today's energy-conscious market. Moreover, the Q48SB features comprehensive protection mechanisms against over-voltage, over-current, and short-circuit conditions, further enhancing safety and reliability.

Another key characteristic of the Delta Q48SB is its modularity, allowing for easy customization according to specific application needs. This adaptability makes it an excellent choice for system integrators seeking tailored power solutions.

Overall, the Delta Q48SB series stands out for its combination of high efficiency, compact design, and robust features, positioning it as an excellent power supply solution for a variety of demanding applications. As industries continue to evolve, the Q48SB series promises to play a pivotal role in meeting the growing demand for reliable and efficient power solutions.