The LTC3528BEDDB#TRPBF is a versatile and compact dual output synchronous step-up DC/DC converter designed by Linear Technology, now part of Analog Devices. This high-efficiency converter is capable of generating two independent output voltages from a single input voltage as low as 0.85V, making it an ideal choice for battery-powered applications, including those powered by single-cell Alkaline or Li-Ion batteries.

Key Features

• Wide Input Voltage Range: Capable of operating from an input voltage range of 0.85V to 5.5V, which allows for flexibility in various power supply designs.
• Dual Independent Outputs: Provides two adjustable outputs with a voltage range up to 5.25V, supporting a variety of dual supply applications.
• Synchronous Rectification: Offers high efficiency with synchronous rectification, which is particularly beneficial for extending battery life in portable devices.
• Fixed Frequency Operation: Operates at a fixed frequency of 1MHz, allowing the use of small, low-cost capacitors and inductors, reducing the overall solution footprint.
• Low Quiescent Current: Exhibits a low quiescent current, further enhancing its suitability for battery-operated devices by minimizing power drain when in standby mode.
• Burst Mode Operation: Features Burst Mode operation for improved efficiency at light loads.
• Integrated Soft-Start Function: Minimizes inrush current during startup, providing a controlled voltage ramp-up.
• Thermal Protection: Includes over-temperature protection to safeguard the device under extreme operating conditions.

Applications

The LTC3528BEDDB#TRPBF is an excellent choice for a wide range of applications, including but not limited to:

• Handheld Devices
• Wireless Keyboards and Mice
• Medical Instruments
• GPS Receivers
• Portable Audio/Video Equipment

With its dual output capability, high efficiency, and compact design, the LTC3528BEDDB#TRPBF is a powerful solution for designers looking to maximize battery life while minimizing board space. Its robust feature set ensures reliable performance across a spectrum of applications, solidifying its role as a go-to power management component in the industry.