LT3045EMSE#TRPBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
LT3045EMSE#TRPBF is a high-performance positive adjustable linear voltage regulator from Analog Devices in a 12-MSOP-EP package, delivering up to 500 mA output current with ultra-low 0.22 V typical dropout voltage. It achieves 0.0033% load regulation and excellent noise performance. Available in stock with worldwide shipping.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 12
- Lifecycle
- ACTIVE
- Datasheet
- LT3045EMSE#TRPBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.8800(MOQ 19)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LT3045EMSE#TRPBF?
- Ultra-low 500 mA linear LDO with 0.22 V typical dropout voltage, ideal for noise-sensitive analog and RF power rails
- Exceptional 0.0033% load regulation ensures stable output across wide load current swings from 0 to 500 mA
- 12-MSOP-EP package with exposed pad provides superior thermal dissipation in compact PCB footprints
What is LT3045EMSE#TRPBF used for?
LT3045EMSE#TRPBF is ideal for powering noise-sensitive analog circuits, RF front ends, and precision ADC/DAC reference rails where clean power supply is critical. Its 500 mA adjustable output and ultralow dropout voltage make it suitable for battery-powered instruments, wireless communication modules, and high-performance data acquisition systems. The compact 12-MSOP-EP package fits space-constrained designs requiring excellent thermal management.
What are the specifications of LT3045EMSE#TRPBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1666 |
| YTEOL | 9 |
| Adjustability | ADJUSTABLE |
| Dropout Voltage1-Max | 0.45V |
| Dropout Voltage1-Nom | 0.22V |
| JESD-30 Code | R-PDSO-G12 |
| JESD-609 Code | e3 |
| Load Regulation-Max(%) | 0.0033% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.5A |
| Output Voltage1-Max | 15V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Where can I find the LT3045EMSE#TRPBF datasheet?
LT3045EMSE#TRPBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LT3045EMSE#TRPBF?
Compatible alternatives and drop-in replacements for LT3045EMSE#TRPBF:
suggested
suggested
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suggested
Frequently Asked Questions
What output current and dropout voltage does the LT3045EMSE#TRPBF provide?
The LT3045EMSE#TRPBF delivers up to 500 mA output current with a typical dropout voltage of only 0.22 V and a maximum of 0.45 V. This low dropout enables it to regulate efficiently even when the input-output voltage differential is small, making it well suited for battery-powered designs and RF power supply rails requiring 3.3 V or 5 V outputs.
How does the LT3045EMSE#TRPBF's load regulation benefit precision analog designs?
The LT3045EMSE#TRPBF achieves 0.0033% maximum load regulation, meaning the output voltage shifts less than 33 µV per volt per ampere of load change. This near-zero variation is critical for precision ADC reference rails, sensor excitation circuits, and instrumentation amplifiers operating at 5 V or 3.3 V where supply variation introduces measurement error.
Which applications benefit most from deploying LT3045EMSE#TRPBF as a post-regulator after a switching converter?
RF front ends, oscillators, PLLs, and high-resolution ADCs benefit greatly from using LT3045EMSE#TRPBF as a linear post-regulator. The 12-MSOP-EP package dissipates heat through its exposed pad, handling up to 500 mA while suppressing switching noise by 40 dB or more. This clean 3.3 V or adjustable rail dramatically reduces phase noise and spurious interference in wireless communication systems.
Can multiple LT3045EMSE#TRPBF regulators be paralleled to increase output current beyond 500 mA?
Yes. LT3045EMSE#TRPBF is specifically designed to allow paralleling of 2 or more units, with output current scaling linearly — two devices in parallel deliver 1 A, three deliver 1.5 A. Each unit shares current within ±10% due to matched internal architecture. This is a key differentiator versus standard LDOs, enabling scalable power up to several amperes while preserving the ultralow noise floor.
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Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 19+ | $5.1400 | $97.66 |
| 60+ | $5.0306 | $301.84 |
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