The LT3502AEDC#TRMPBF is a highly integrated, high-efficiency power management IC designed by Linear Technology, now part of Analog Devices. This versatile component is optimized for performance in a compact package, making it an ideal choice for space-constrained applications that require reliable power delivery.

Key Features

• Wide Input Voltage Range: Capable of operating from an input voltage range of 3.0V to 40V, the LT3502AEDC#TRMPBF is suitable for a variety of supply sources, from single-cell Li-Ion batteries to automotive inputs.
• Adjustable Switching Frequency: Users can adjust the switching frequency anywhere from 1.1MHz to 2.2MHz, allowing for flexibility in design and optimization of efficiency and component size.
• Integrated Boost Diode: The inclusion of an internal boost diode helps to reduce the external component count, saving space and cost.
• Multiple Output Channels: This device features three independently controlled and compensated voltage feedback loops, providing versatility in multi-output applications.

Applications

The LT3502AEDC#TRMPBF is particularly well-suited for automotive and industrial applications where a wide input voltage range and robust operation are critical. Its high-frequency operation enables the use of small, low-cost inductors and ceramic capacitors, resulting in compact power supply designs. Typical applications include:

• Automotive power supplies
• Industrial control systems
• Portable electronic devices
• Distributed supply regulation

Package and Reliability

Housed in a small 12-lead DFN (4mm x 3mm) package, the LT3502AEDC#TRMPBF is designed for thermal efficiency and minimal footprint. It features thermal shutdown, a current mode control architecture, and is designed to withstand harsh environments, ensuring reliable performance over an extended temperature range.

Conclusion

Linear Technology's LT3502AEDC#TRMPBF offers a compelling combination of power density, flexibility, and robustness, making it a top choice for designers looking to create efficient, space-saving power supplies without compromising on performance or reliability.