LTC3412EUF#PBF

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The LTC3412EUF#PBF is an integrated power management IC (PMIC) designed to maximize battery life in portable electronics. It belongs to the DC DC switching regulators section of PMICs, which are high efficiency, low cost, and low component count solutions that provide superior overall performance. The LTC3412EUF#PBF is a non-synchronous buck regulator that operates off input voltages ranging from 2.7V to 10V, making it suitable for applications powered by lithium-ion (Li-ion) or alkaline batteries. It can also be used in a wide variety of battery chargers, but its characteristics make it ideal for powering multimedia devices such as handheld electronics.

The LTC3412EUF#PBF integrates a 200mA power switch with a low side MOSFET and supports both PWM and Burst Mode® operation. It features adjustable soft-start and thermal protection, enabling it to operate reliably at low input voltages and in high-temperature ambient environments. The control loop integrated into the LTC3412EUF#PBF provides excellent line and load regulation, and it has an adjustable switching frequency up to 1MHz with a 4:1 range. It also provides short circuit protection and low output voltage detect.

In the vast majority of applications, the LTC3412EUF#PBF is used as a non-synchronous buck regulator that converts an input voltage of 2.7V to 10V into an adjustable output voltage of 0.5V to 8V. The device employs synchronous rectification, allowing it to achieve efficiencies of up to 94%. There is also the option to power it from a single cell Li-ion battery, in which case it can provide up to 75mA of output current.

The LTC3412EUF#PBF features a programmable current limit, so it can be configured to provide a fixed output current limit, as well as an adjustable output current limit. This makes it suitable for a variety of applications, including (but not limited to) ultra-low quiescent current step-down regulators, single-cell Li-on battery chargers and flash light applications.

The LTC3412EUF#PBF is designed to meet the stringent requirements of today\'s portable electronic devices. Its integrated low-side MOSFET allows it to operate at higher frequencies and with lower gate voltages, allowing it to achieve lower power dissipation and higher efficiency. Additionally, the LTC3412EUF#PBF features a programmable current limit, providing more flexibility for the designer. All of these features make the LTC3412EUF#PBF a great choice for powering a wide range of handheld electronics.

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