LT3582EUD-5#PBF

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The LT3582EUD-5#PBF is a high efficiency step-down switching DC-DC regulator, typified by its cutting-edge converter topology. It supplies maximum output current up to 6A and includes synchronous rectification technology to maximize efficiency. This component belongs to a category of power management ICs known as DC-DC switching regulators and its application field is broad, ranging from home appliances and portable instruments to Point-of-Load applications in communications, computing, and automotive industries.

The switching converter’s operation is based on a circuit arrangement called a flyback, buck-boost, and buck topologies. This design offers maximum output current up to 6A and it is able to step-down or boost up the input voltage to the desired level. The LT3582EUD-5#PBF synchronous rectifier technology also ensures that the output voltage is independent from the input voltage and therefore, achieve a fixed output voltage.

The LT3582EUD-5#PBF integrated controls maximize efficiency and best performance by providing precise voltage regulation. It includes a fast-transient response for fast dynamic loading and a unique current limit to ensure good thermal performance. This component is also capable of operation in PWM and Pulse-Skipping modes, which provides an economical solution for output voltage regulation. Furthermore, the high-accuracy voltage regulation further in these modes exceeds the performance of other DC-DC converters.

In addition, the LT3582EUD-5#PBF is designed to deliver high efficiency, which is typically more than 90%, despite its small size of 10mm x 10mm. This high efficiency reduces power loss, long-term operating temperatures and stress, while eliminating bulky external cooling components.

Furthermore, its synchronous rectifier structure simplifes circuit design, reduces component count and cost, and lowers thermal dissipation. One of the great aspects of this component is its single-ended primary-inductance converter (SEPIC) topology, which allows for both Step-Down (Power Boost) and Step-Up (Power Buck) operating modes, with high efficiency for either. The LT3582EUD-5#PBF also features a high dv/dt soft-start circuit, allowing for stable start-up in any mode and cycle-by-cycle current limit.

At the heart of the LT3582EUD-5#PBF is a high-current N-channel power MOSFET switch, with a maximum rated current overload protection and a short-circuit protection. Furthermore, it is temperature compensated and offers additional comprehensive protections such as a thermal shutdown protection, output voltage self-biasing, and over-voltage protection. All these protection measures ensure its reliable operation and long service life.

The LT3582EUD-5#PBF is an ideal component for DC-DC switching regulators. Its topology makes it suitable for wide range of applications, and its high efficiency, stable current and voltage limits and protective features make it an excellent choice. Its size and design also ensure low power loss and low thermal dissipation that can provide a reliable, cost-effective and efficient solution for many industrial and consumer applications.

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