LTC3859ALEUHF#TRPBF
- Mfr.Part #
- LTC3859ALEUHF#TRPBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 38-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOPOLOGY 38QFN
- Stock
- 35,842
- In Stock :
- 35,842
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- DC DC Switching Controllers
- Published :
- 2013
- Output Phases :
- 2
- Control Mode :
- CURRENT-MODE
- Package / Case :
- 38-WFQFN Exposed Pad
- Clock Sync :
- No
- Duty Cycle (Max) :
- 99%, 100%
- Number of Outputs :
- 3
- Topology :
- Buck, Buck-Boost, SEPIC
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Width :
- 5mm
- Synchronous Rectifier :
- yes
- Factory Lead Time :
- 26 Weeks
- RoHS Status :
- ROHS3 Compliant
- Control Technique :
- PULSE WIDTH MODULATION
- Input Voltage-Nom :
- 12V
- Packaging :
- Tape and Reel (TR)
- Terminal Position :
- QUAD
- Base Part Number :
- LTC3859
- Input Voltage (Min) :
- 4.5V
- Output Configuration :
- Positive
- Output Type :
- Transistor Driver
- Terminal Finish :
- Matte Tin (Sn)
- Height Seated (Max) :
- 0.8mm
- Voltage - Supply (Vcc/Vdd) :
- 4.5V~38V
- ECCN Code :
- EAR99
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Length :
- 7mm
- Control Features :
- Enable, Frequency Control, Power Good, Soft Start, Tracking
- Number of Terminations :
- 38
- Operating Temperature :
- -40°C~125°C TJ
- Terminal Pitch :
- 0.5mm
- Mounting Type :
- Surface Mount
- JESD-609 Code :
- e3
- Frequency - Switching :
- 115kHz~835kHz 350kHz~535kHz
- Surface Mount :
- yes
- Function :
- Step-Down, Step-Up/Step-Down
- Datasheets
- LTC3859ALEUHF#TRPBF

DC DC Switching Controllers Analog Devices, Inc. LTC3859ALEUHF#TRPBF Overview
The LTC3859ALEUHF#TRPBF, a high-performance DC DC switching controller from Analog Devices, Inc., is engineered to handle multiple topologies with advanced control features. This versatile controller offers a sophisticated solution designed to meet the rigorous demands of high-efficiency, multi-output power supply systems. With its ability to manage complex power management tasks, the LTC3859ALEUHF#TRPBF ensures stable and reliable operation in a variety of applications, making it an ideal choice for developers seeking robust solutions for power regulation.
LTC3859ALEUHF#TRPBF Features
This advanced controller integrates multiple features that enhance its efficiency and functionality across various applications. Key features include a wide input voltage range, precision current sensing, and programmable frequency up to 850kHz. Additionally, it supports techniques like phase-locked loop synchronization and has built-in over-temperature protection, which significantly boosts the reliability and performance of the end applications.
LTC3859ALEUHF#TRPBF Applications
- Computing Systems: Utilized in servers and high-performance computers to provide stable and efficient power distribution, adapting seamlessly to varying loads and power states.
- Automotive Electronics: Powers advanced driver-assistance systems (ADAS) by delivering reliable, multi-output voltage levels crucial for sensor and processing technologies.
- Telecommunications: Employed in telecom infrastructure to regulate power in communication hardware, ensuring consistent performance even under fluctuating power conditions.
- Portable Devices: Integrated into the power management designs of portable consumer electronics to optimize battery life and functionality in a compact form factor.
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