LTC3780EG#TRPBF - High Efficiency, Synchronous Buck-Boost DC/DC Converter

The LTC3780EG#TRPBF is a versatile synchronous buck-boost DC/DC converter from Linear Technology, designed to regulate output voltages higher, equal, or lower than the input voltage. Its high efficiency and 4-switch synchronous rectification make it an ideal choice for applications requiring a wide input voltage range and a stable output voltage.

This converter operates over an input voltage range of 4V to 30V, which makes it suitable for use with a variety of power sources, from single-cell Li-Ion batteries to automotive inputs and industrial supplies. The output voltage is adjustable from 0.8V to 30V, allowing for a wide range of applications, including battery charging, power amplifiers, and regulated power supplies for embedded systems.

The LTC3780EG#TRPBF employs a constant-frequency, current mode architecture, which along with its synchronous operation, provides excellent line and load regulation. The device features a powerful 1.2Ω on-chip MOSFETs that enable it to deliver up to several amps of output current, depending on the input voltage and output voltage settings, with efficiencies as high as 98%.

Protection features are built into the LTC3780EG#TRPBF to ensure long-term reliability. These include overvoltage, undervoltage, overcurrent, and overtemperature protection. Additionally, the device has a programmable frequency range of 50kHz to 400kHz, which can be synchronized to an external clock, allowing for flexibility in minimizing interference with sensitive RF or audio systems.

The LTC3780EG#TRPBF is available in a thermally enhanced TSSOP-28 package, which is RoHS compliant and designed for improved thermal performance. Its robust design and comprehensive feature set make it an excellent choice for designers looking for a high-performance power solution that can handle demanding voltage conversion tasks with ease.

Whether you're developing power supplies for portable devices, automotive applications, or industrial equipment, the LTC3780EG#TRPBF offers a compact, efficient, and reliable solution that can meet a broad range of power management needs.