Product Overview: LTC3417AIFE-2#TRPBF by Analog Devices Inc.

The LTC3417AIFE-2#TRPBF is a high-performance, dual-channel, monolithic synchronous buck regulator from Analog Devices Inc. This compact and efficient power management integrated circuit (PMIC) is designed to provide precise voltage regulation for portable devices, networking equipment, and a variety of other applications where space and power efficiency are critical.

Key Features

• Dual Output Channels: The LTC3417AIFE-2#TRPBF features two independent output channels, each capable of delivering up to 800mA of continuous output current, providing versatile power solutions for multi-rail systems.
• Wide Input Voltage Range: This regulator operates with an input voltage range from 2.25V to 5.5V, making it suitable for single-cell Li-Ion, multi-cell alkaline, or NiMH applications, as well as 3.3V or 5V intermediate bus systems.
• High Efficiency: With its synchronous step-down architecture, the LTC3417AIFE-2#TRPBF achieves high efficiency, reducing the need for heat sinking and allowing for longer battery life in portable applications.
• Adjustable Output Voltage: The output voltage for each channel is adjustable from 0.8V to 5V, providing flexibility for powering a wide range of devices.
• Low Dropout Operation: The device's 100% duty cycle low dropout operation ensures output voltage regulation even when the input voltage is close to the output voltage, enhancing performance under all conditions.
• Fast Transient Response: Thanks to its current mode operation, the LTC3417AIFE-2#TRPBF provides excellent transient response, maintaining stable output voltages despite rapid changes in load.

Protection Features

With built-in over-temperature protection and current limit protection, the LTC3417AIFE-2#TRPBF ensures reliable operation and safeguards both the regulator and the load from adverse conditions. Additionally, the device features independent shutdown and soft-start functions for each channel to minimize inrush current at startup and allow for controlled sequencing.

Package and Availability

The LTC3417AIFE-2#TRPBF is available in a compact, thermally enhanced 24-lead TSSOP package, which is RoHS compliant and suitable for automated assembly processes. Its part number ending with '#TRPBF' indicates that the product is provided in tape and reel packaging, which is ideal for high-volume production environments.

Applications

This dual synchronous buck regulator is ideal for a wide array of applications including, but not limited to, handheld devices, portable media players, GPS devices, and other battery-operated equipment where dual power rails and high efficiency are crucial.