LTC3861IUH-1#PBF

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The LTC3861IUH-1#PBF is a synchronous step-up DC/DC controller that operates optimally in applications where efficiency and compact size are important. It operates over a wide input voltage range of 6 – 80V, allowing it to be used in a wide variety of applications such as computer power supplies, motor and battery driven applications, and Point-of-Load applications such as Digital Signal Processors. This device features an internal MOSFET gate driver and a wide range of fixed frequency oscillator options to help reduce system costs and simplify circuit design. Its internal high voltage current sensing 5-bit DAC allows for output current scaling for improved efficiency and fast transient response.

The LTC3861IUH-1#PBF operates as a synchronous buck-boost or step-up/step-down DC/DC converter. Its low spread input voltage range allows it to operate over a wide range of input voltages, from 6V to 80V, making it suitable for applications with relatively low and stable input voltage. Its proprietary constant frequency, current mode architecture ensures precise current regulation, good transient response and excellent line and load regulation. Its high voltage current sensing resistor enables precise sensing of output current and enhanced system control.

The LTC3861IUH-1#PBF also features an internal MOSFET gate driver, eliminating the need for an external high side MOSFET driver, saving cost and board space. Moreover, an internal high voltage current sensing 5-bit DAC allows for output current scaling that enables improved efficiency, fast transient response, and improved current limiting accuracy. Additionally, there is a wide range of selectable internal oscillator options, and a selectable burst mode enables improved light load efficiency.

In summary, the LTC3861IUH-1#PBF is an excellent choice for synchronous DC/DC converter applications, due to its wide input voltage range, internal MOSFET gate driver, range of oscillator options and current sensing DAC. This makes it suitable for computer power supplies, motor and battery operated applications, and Point-of-Load applications such as Digital Signal Processors.

The specific data is subject to PDF, and the above content is for reference