LTC3115EDHD-1#PBF

PMIC - Voltage Regulators - DC DC Switching Regulators

The LTC3115EDHD-1#PBF is a DC/DC switching regulator designed for applications that require high power efficiency and output current capability. The device deeply straps into the advanced low-power and high-efficiency DC-DC buck switching regulator market. It has advanced features like short-circuit protection, over-voltage protection, and circuit-noise reduction that make the LTC3115EDHD-1#PBF the ideal choice for a wide range of applications.

Application Field

The LTC3115EDHD-1#PBF offers multiple benefits for different applications. Because it can deliver up to 4A of output current and a wide input voltage range, it is well suited for applications that require high power efficiency. This includes high-speed common-mode current sensing in communication systems, power management of communication systems, solid-state therapeutic medical device charging applications, industrial automation, medical instrumentation, and LED lighting systems.

Working Principle

The LTC3115EDHD-1#PBF uses a buck-switching design to generate a regulated output voltage from an input voltage source. The switching regulator works by charging an internal storage device, such as a capacitor, with a high-frequency, low-voltage pulse that is fed to a load. During the charging period, the capacitor stores the energy, and when the load is enabled, the stored energy is released to the load until the capacitor is empty. The process is then repeated, allowing the regulator to maintain a regulated output voltage level.

The device includes an active switch control to regulate the input current and output voltage. This switch control circuit regulates the output voltage by sensing the input-current and output-voltage levels. If the output voltage drops below a predetermined level, the regulator will switch on again and supply power until the output voltage is brought back to the predetermined level.

Conclusion

The LTC3115EDHD-1#PBF is an efficient and powerful DC/DC switching regulator that enables customers to reduce power consumption in a wide range of applications. The device has a wide input voltage range and can deliver up to 4A of output current, making it the ideal choice for applications that require power efficiency. The LTC3115EDHD-1#PBF also has advanced features such as short-circuit protection, over-voltage protection, and circuit-noise reduction, providing customers with the best possible protection and performance.