LTC3315AEV#TRPBF

Voltage Regulators - DC DC Switching Regulators Overview

The LTC3315AEV#TRPBF is a dual synchronous step-down DC/DC converter from Analog Devices. It integrates two independent 2A buck converters within a compact LQFN-12 package. The device operates from an input voltage range of 2.25V to 5.5V, supporting low-voltage applications. Each channel provides an adjustable output voltage starting from 500mV. The switching frequency is programmable between 1MHz and 3MHz. Quiescent current is specified at 70µA. The component supports surface mount installation and functions within a temperature range of -40°C to +125°C junction temperature.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates two independent 2A synchronous buck converters in a single monolithic package
• Supports low input voltage operation ranging from 2.25V to 5.5V
• Features programmable switching frequency for optimized efficiency and size
• Utilizes Silent Switcher architecture for reduced electromagnetic interference

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronics requiring multiple low-voltage rails
• Industrial control systems with space-constrained power designs
• Communication equipment needing efficient step-down regulation
• Battery-powered devices utilizing low-input voltage sources

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix EV against the official Analog Devices datasheet to confirm package type and thermal characteristics. Ensure the order matches the exact part number LTC3315AEV#TRPBF to avoid confusion with similar variants like the HV or standard A versions. Confirm RoHS compliance status through the manufacturer's declaration. Cross-reference the pinout diagram with your PCB layout to ensure correct orientation and thermal pad connection.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when dual isolated or non-isolated low-voltage outputs are required from a single input source. The 2A per channel rating suits moderate load applications. Consider the 1MHz to 3MHz frequency range for balancing component size and efficiency. The LQFN-12 package is suitable for high-density PCB layouts. Evaluate thermal performance requirements given the 125°C junction limit.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LTC3315 family of dual synchronous step-down converters. It is designed for applications demanding high efficiency and small footprint. The device complements other Analog Devices PMIC solutions by providing integrated dual-channel regulation. It is distinct from single-output regulators and higher-current multi-phase controllers.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.