LT3065MPDD-3.3#TRPBF

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The LT3065MPDD-3.3#TRPBF is a micropower, low noise, low dropout voltage linear regulator manufactured by Analog Devices Inc. It operates over an input voltage range of 1.6V to 45V and supplies up to 500mA of output current with a typical dropout voltage of 300mV. This specific part provides a fixed 3.3V output and is housed in a thermally enhanced 10-lead 3mm x 3mm DFN package. The device features programmable precision current limit accurate to ±10%, a power good flag, and stability with low ESR ceramic capacitors.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Micropower operation with low noise performance suitable for sensitive analog circuits
• Programmable precision current limit controlled by a single external resistor
• Integrated power good flag indicating output regulation status
• Internal protection circuitry including reverse battery and thermal limiting

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Automotive power supplies
• Industrial power supplies
• Avionic power supplies
• Portable instruments

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the MP suffix indicates military-grade qualification and extended temperature range (-55°C to 150°C). Confirm the #TRPBF suffix denotes tape and reel packaging with lead-free finish. Ensure the DD suffix matches the required 10-lead DFN package type. Cross-reference the full part number against official Analog Devices documentation to confirm availability and specifications.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed 3.3V output is required alongside high current capability and rugged environmental tolerance. The MP grade ensures reliability across extreme temperatures compared to standard grades. Consider the DFN package for thermal management and space-constrained designs requiring robust automotive or industrial performance.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the LT3065 series of linear regulators designed for high-performance applications. The series offers various output voltages and packages, with the MP grade specifically engineered for demanding environments. The LT3065 distinguishes itself through its ability to drive 500mA while maintaining low noise and precise current limiting capabilities.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

LT3065MPDD-3.3#PBF (Tube Packaging)

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators FAQ

What is the function of the IMAX pin on the LT3065?

The IMAX pin allows programming of the precision current limit using a single external resistor connected to ground.

How does the LT3065 achieve stability with ceramic capacitors?

The device is optimized for stability with low ESR ceramic output capacitors, requiring a minimum capacitance of 3.3µF.