LTC3618IUF

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The LTC3618IUF is a highly configurable power management module that provides any combination of individual and total power supply protection. It integrates a voltage controller, a P-Channel MOSFET, and a low-dropout linear regulatoto make it ideal for a complete power system solution. It operates over a wide input voltage range of 2.3V to 60V, and supports many different output voltage-range configurations, both positive and negative. The device includes under-voltage, over-voltage, over-current, and over-temperature protections, as well as over-current foldback, programmable current sense delay, and output voltage bounce control. With its combination of features, the LTC3618IUF is well-suited for a wide range of applications, such as solar power systems, security systems, and industrial equipment.

Application Field

The LTC3618IUF is primarily suited for applications with input power ratings below 30 Watts, and output power ratings below 6 Watts. Its wide range of features make it well-suited for many different applications, such as:

• Solar power systems
• Security systems
• Industrial equipment
• Automotive applications
• Portable instrumentation

Working Principle

The LTC3618IUF is a voltage regulator that operates by monitoring the output voltage of the system. The device measures the output voltage and compares it to a preset level. If the voltage deviates too far from the preset level, the device will activate the appropriate protection circuitry to keep the output voltage within the preset range.

The device includes an internal power MOSFET that is capable of controlling high- and low-side multiple rail outputs, as well as reverse-protection. The MOSFET is protected from over-voltages, over-currents, and reverse voltages. It also features programmable over-current protection, which is adjustable between 0.05V and 0.15V per amp.

The device also includes a voltage controller that is capable of configuring the output voltage to any desired level, between 2.3V and 60V. The controller includes a wide range of protection features that help to ensure the output voltage is maintained within a safe range. The device also includes short-circuit protection, which limits the current under short-circuit conditions.

Overall, the LTC3618IUF is a highly configurable and highly integrated power management module that is ideal for a wide range of applications. Its combination of features makes it suitable for applications ranging from solar power systems to automotive applications.

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