LTC3407IDD-2#TRPBF

Voltage Regulators - DC DC Switching Regulators Overview

The LTC3407IDD-2#TRPBF is a dual synchronous step-down DC/DC converter manufactured by Analog Devices Inc. It operates from an input voltage range of 2.5 V to 5.5 V and provides two adjustable output voltages between 600 mV and 5 V. Each channel delivers up to 800 mA of output current with a fixed switching frequency of 1.5 MHz. The device features a low quiescent current of 40 uA and includes a shutdown function for power management. It is housed in a 10-lead DFN package and supports operation temperatures from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Dual synchronous buck topology with integrated power switches
• Fixed 1.5 MHz switching frequency for compact external component sizing
• Low quiescent current consumption with shutdown capability
• Adjustable output voltage range supporting multiple logic levels

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered equipment
• Cellular phones and handheld devices
• FPGA core voltage regulation
• Set-top boxes and digital televisions

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix IDD-2 against the official Analog Devices datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure the DFN-10 package thermal pad connection is properly implemented on the PCB layout. Confirm RoHS compliance status through the manufacturer's documentation before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a dual-channel solution is required within a 2.5 V to 5.5 V input range. The 800 mA per channel rating suits moderate load applications. Consider the 1.5 MHz frequency trade-off between efficiency and passive component size. Verify that the 10-DFN package fits the available board space and thermal constraints compared to single-channel alternatives.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LTC3407 family of high-efficiency, dual synchronous step-down converters. It is designed for space-constrained portable applications requiring multiple regulated rails from a single source. The series emphasizes small footprint and low standby current, making it suitable for consumer electronics and communication devices where battery life and board area are critical constraints.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for LTC3407A variants which may offer updated specifications or different current ratings. Verify pin compatibility if substituting with other dual buck regulators from Analog Devices or third-party manufacturers. Ensure the replacement supports the same 1.5 MHz frequency and 800 mA output requirement.