LTC3245HMSE#PBF

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Introduction to LTC3245HMSE#PBF

The LTC3245HMSE#PBF is a multi-mode step-down DC/DC switching regulator. It is a high-efficiency dc-to-dc converter ideal for applications requiring low noise, low input ripple, low power consumption and high power supply reliability. This device features a unique combination of regulator modes and control features, making it the perfect solution for a wide range of applications.

Application Field of LTC3245HMSE#PBF

This regulator designed for applications with high-inductive-mode (HIM) and low-inductive-mode (LIM) operations. It is a perfect choice for portable systems such as laptops, notebooks, and cellular phones since its high efficiency and low power consumption can extend battery life significantly. Additionally, its low quiescent current makes it an ideal choice for battery-powered systems such as point-of-sale (POS) terminals, medical instruments and industrial controllers.

The LTC3245HMSE#PBF is also suitable for automotive and other applications where reliability and long-term stability are required. It is a good choice for applications that require continuous and reliable power to maintain system performance and protection.

Working Principle of LTC3245HMSE#PBF

The LTC3245HMSE#PBF is a high-efficiency, two-stage switching regulator. It has two operating modes: HIM and LIM. In HIM mode, the device operates as a flyback converter and its core is comprised of a buck/boost converter topology. This topology offers low noise and low ripple for sensitive electronic devices. In LIM mode, the device operates as a buck converter, which is ideal for applications that need higher throughput, efficiency, and reliability.

The LTC3245HMSE#PBF is configured using an I2C or PMBus protocol and includes a digital quad-state interface to control the switching node. It also features over-voltage, over-temperature, reverse-battery and current-limit protections as well as an output disconnect output line.

The LTC3245HMSE#PBF\'s reconfigurable output voltage can easily be adjusted to meet system requirements. This multi-mode step-down regulator has a wide input voltage range of 4.5V to 40V, making it suitable for a wide range of power supply voltages.

The LTC3245HMSE#PBF offers a wide operating temperature range of -40°C to +125°C and high efficiency of over 95 percent, making it a great choice for applications that require reliable long-term performance.

Conclusion

The LTC3245HMSE#PBF is an ideal choice for many applications that require high efficiency and long-term stability. Its multipule operating modes, low noise and low ripple, and over-voltage, over-temperature, reverse-battery and current-limit protections make it a great solution for demanding electronic systems.

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