LTC3311SIV#TRPBF

Voltage Regulators - DC DC Switching Regulators Overview

The LTC3311SIV#TRPBF is a monolithic synchronous step-down DC/DC converter from Analog Devices, featuring Silent Switcher 2 technology. It operates with an input voltage range of 2.25 V to 5.5 V and delivers up to 12.5 A output current. The device supports adjustable output voltages from 0.5 V to 5.5 V. Key electrical parameters include a switching frequency of 2 MHz and a maximum junction temperature rating of 150°C. It is housed in a compact 18-lead LQFN (3x3 mm) package with an exposed pad for thermal management.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates Silent Switcher 2 architecture to minimize radiated electromagnetic interference without external shielding requirements.
• Combines high-efficiency synchronous rectification with integrated power switches in a small form factor.
• Provides stable regulation across wide input voltage variations with adjustable output capability.

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for high-density digital systems
• Power supply stages for automotive infotainment and control modules
• Industrial automation equipment requiring compact power solutions

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm pinout and functional compatibility. Ensure that the ordering information matches the required package type and temperature grade. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing systems requiring high current density within a minimal footprint. The 2 MHz switching frequency allows for smaller passive components compared to lower-frequency alternatives. Consider the 150°C junction temperature limit for thermal design calculations in enclosed environments.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LTC3311 series of Silent Switcher regulators. It shares architectural similarities with the LTC3310 but offers higher current capacity. The series is designed for applications demanding low noise and high efficiency in space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LTC3311JV#TRMPBF is documented as a parameter-equivalent alternative within the same product family.