Linear Technology LTC3407EDD-2#TR Dual-Channel, 600mA, 2.25MHz Synchronous Step-Down Regulator

The LTC3407EDD-2#TR is a high-performance, dual-channel synchronous step-down regulator from Linear Technology, designed to deliver efficient power management for modern electronic devices. This compact and energy-efficient component is ideal for applications requiring multiple supply voltages with limited board space, such as portable devices, medical equipment, and industrial controls.

Key Features and Benefits

• Dual Independent Outputs: The LTC3407EDD-2#TR features two independent DC/DC converters with output currents of up to 600mA each, allowing for simultaneous power supply to different parts of a system.
• High-Efficiency Synchronous Operation: With synchronous rectification, the regulator achieves high efficiencies of up to 95%, reducing heat generation and extending battery life in portable applications.
• Wide Input Voltage Range: The device operates from an input voltage range of 2.5V to 5.5V, accommodating a variety of power sources including single-cell lithium-ion batteries.
• High-Frequency Operation: The LTC3407EDD-2#TR operates at a switching frequency of 2.25MHz, which allows for the use of small, low-cost capacitors and inductors, minimizing the overall solution footprint.
• No Schottky Diodes Required: The internal synchronous switches eliminate the need for external Schottky diodes, further reducing board space and component count.
• Low Dropout Operation: The regulator's low dropout performance ensures continuous operation even as the input voltage approaches the output voltage, maximizing battery utilization.
• Thermal Protection: Built-in thermal shutdown provides protection against excessive heat, ensuring reliable operation under varying conditions.
• Small Package: Housed in a compact 10-pin (3mm x 3mm) DFN package, the LTC3407EDD-2#TR is designed for space-constrained applications.

Applications

• Portable Electronic Devices
• Medical Devices
• Wireless and DSL Modems
• PDAs and Smartphones
• GPS Receivers
• Industrial Instruments

The LTC3407EDD-2#TR is a versatile power solution that combines small size, high efficiency, and dual-output flexibility, making it an excellent choice for designers looking to optimize power management in their next-generation electronic products.