LTC3309AMPV#TRPBF

Voltage Regulators - DC DC Switching Regulators Overview

The LTC3309AMPV#TRPBF is a synchronous step-down DC/DC converter manufactured by Analog Devices Inc. It operates with an input voltage range of 2.25V to 5.5V and delivers up to 6A of output current. The device utilizes Silent Switcher technology to minimize electromagnetic interference (EMI). It features a switching frequency adjustable from 1MHz to 3MHz and employs constant frequency peak current mode control. The component is housed in a compact 2mm x 2mm LQFN-12 package, suitable for space-constrained applications requiring high efficiency and low noise performance.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates Silent Switcher architecture to reduce EMI radiation without external filters
• Supports adjustable switching frequencies between 1MHz and 3MHz for optimized design flexibility
• Delivers high efficiency through integrated low on-resistance power switches
• Utilizes constant frequency peak current mode control for stable regulation

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered equipment requiring efficient power conversion
• Industrial systems needing compact, low-noise power solutions
• Embedded computing modules with strict size constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when ordering. Confirm the AMPV variant corresponds to the specified temperature range and package type. Ensure compatibility with existing PCB footprints for the LQFN-12 package. Check for any recent product change notices regarding pinout or electrical characteristics before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when input voltages are limited to 5.5V maximum and high output currents near 6A are required. Consider the Silent Switcher feature if EMI compliance is critical without adding bulky filters. Compare against the LTC3307 and LTC3308 if lower current requirements allow for potential cost or availability optimizations within the same family.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LTC3309 series of Silent Switcher regulators. It shares pin compatibility with the LTC3307 and LTC3308 models, facilitating design upgrades or variations within the same footprint. The series emphasizes miniaturization and electromagnetic compatibility for modern portable and industrial electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The LTC3307AMPV#TRPBF and LTC3308AMPV#TRPBF are pin-compatible alternatives offering 3A and 4A outputs respectively. Verify that the reduced current capacity of these substitutes meets the specific load requirements of the application before substitution.