LTC4215CUFD#TRPBF

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Power Management Integrated Circuit (PMIC) enables the capability to create DC/DC powermanagement solution and provide flexible design, efficiency, and improved yields during production and development. PMIC - Hot Swap Controllers brought in a new wave of power management solutions for electronics projects due to its ability to safely control and manage power in the event of frequently switched loads. Among those controllers, LTC4215CUFD#TRPBF from Linear Technology Corp is one of the most sought after PMICs since it can enhance reliability, reduce bill of materials cost, and provide many benefits for typical applications.

The LTC4215CUFD#TRPBF PMIC is designed to provide overvoltage and overtemperature protection for hot-swappable system as well as provide fault containment. With a +3.3V input voltage and typical operating current of 1.3mA, the PMIC can provide self-protection with its built-in Low Current Consumption (LCC) features and doesn’t require extra control circuitry. The PMIC automatically restarts the system when the power supply voltage is normal.

The working principle of the LTC4215CUFD#TRPBF PMIC is easy to understand. When the device is enabled, there are multiple comparators working together to detect if the input power reach over-voltage, under-voltage, or over-temperature. If any of those conditions is detected, the PMIC will shut down to protect the connected device until the condition is removed.

This PMIC is usually used for applications such as hot-swap PDUs, port control, low-noise hot-swap controllers, and overvoltage protection relays. Due to its superior power management capabilities, it can also be used in other portable media players, computers, and other electronic products.

When using the LTC4215CUFD#TRPBF PMIC, the designer needs to consider certain factors, such as operating temperature range, quiescent current, maximum power supply voltage, leakage current, and maximum operating frequency. With a reliable operating temperature range from -55°C to 125°C, the PMIC is suitable for a wide range of use. Moreover, the PMIC also consumes minimal quiescent current of 1.3mA and allows for a wide power supply voltage of up to +18V to meet the needs of different applications.

Apart from low quiescent current and wide power supply voltage, the LTC4215CUFD#TRPBF PMIC also offers several other benefits to users. The integrated buffer converts single-ended inputs to differential signals, while the active load switch provides a low on-resistance of 75mΩ and fast switching delays makes the PMIC suitable for integration into complex power network. Furthermore, the integrated protection features minimizes erroneous outputs as well as reduces the development time and cost. With these features, the PMIC allows users to design storage and CPU systems with improved safety and reliability while minimizing the total cost of ownership.

Overall, the LTC4215CUFD#TRPBF PMIC is a great product for hot-swappable applications such as PDUs and overvoltage protection relays. It offers superior power management capabilities and scratch-proof protection features to protect the connected devices from overvoltage, undervoltage and over-temperature conditions. Apart from that, its low quiescent current, wide power supply voltage, and integrated active load switch further enhance its usability and make it suitable for integration into complex power networks.

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