LTC3315AJV#WTRMPBF

Voltage Regulators - DC DC Switching Regulators Overview

The LTC3315AJV#WTRMPBF is a dual-channel synchronous step-down DC/DC converter manufactured by Analog Devices Inc. It operates within an input voltage range of 2.25 V to 5.5 V and provides two independent outputs, each capable of delivering up to 2 A. The device features an adjustable switching frequency from 500 kHz to 5 MHz and maintains a typical quiescent current of 70 uA. It supports output voltages starting from 500 mV and functions reliably across an extended temperature range of -40°C to +125°C. Packaged in a compact LQFN-12 footprint, it meets AEC-Q100 automotive qualification standards.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Dual-channel architecture providing independent synchronous buck regulation for space-constrained designs
• Wide adjustable switching frequency range enabling optimization for efficiency or component size
• Automotive-grade reliability with AEC-Q100 qualification for harsh environment operation

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems requiring multiple regulated rails
• Industrial control units needing compact power management solutions
• Portable electronic devices utilizing single-cell battery inputs

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix WTRMPBF against official Analog Devices documentation to confirm reel packaging and tape specifications. Ensure the AEC-Q100 grade matches your system requirements. Cross-reference the LQFN-12 package dimensions with your PCB layout guidelines. Confirm thermal performance data aligns with your enclosure constraints before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when dual isolated outputs are required from a single input source within a 5.5 V limit. The wide frequency range allows designers to minimize external inductor size while maintaining stability. Consider the 70 uA quiescent current for battery-powered applications where standby efficiency is critical. Verify that the 2 A per channel rating exceeds peak load demands under all operating conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LTC3315 series of dual synchronous step-down converters designed for high-density power applications. It integrates power switches and control circuitry into a small form factor. The series targets markets requiring robust power management in limited board space. It complements other PMIC offerings by providing flexible dual-rail regulation without complex external feedback networks.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Analog Devices technical support for direct replacements or pin-compatible alternatives.