LTC3857EUH#TRPBF
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- Mfr.Part #
- LTC3857EUH#TRPBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 32-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC REG CTRLR BUCK 32QFN
- Stock
- 100
- In Stock ：
- 100
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- DC DC Switching Controllers
- Surface Mount :
- yes
- Package / Case :
- 32-WFQFN Exposed Pad
- Control Features :
- Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
- Terminal Finish :
- Matte Tin (Sn)
- Synchronous Rectifier :
- yes
- ECCN Code :
- EAR99
- Control Mode :
- CURRENT-MODE
- Published :
- 2012
- Input Voltage-Nom :
- 12V
- Peak Reflow Temperature (Cel) :
- 260
- Height Seated (Max) :
- 0.8mm
- Input Voltage (Max) :
- 38V
- Lifecycle Status :
- Production (Last Updated: 3 months ago)
- Base Part Number :
- LTC3857
- Frequency - Switching :
- 105kHz~835kHz 350kHz~535kHz
- RoHS Status :
- ROHS3 Compliant
- Clock Sync :
- No
- JESD-609 Code :
- e3
- Number of Pins :
- 32
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Terminations :
- 32
- Function :
- Step-Down
- Number of Channels :
- 1
- Analog IC - Other Type :
- DUAL SWITCHING CONTROLLER
- Duty Cycle (Max) :
- 99.4%
- Packaging :
- Tape and Reel (TR)
- Control Technique :
- PULSE WIDTH MODULATION
- Output Type :
- Transistor Driver
- Voltage - Supply (Vcc/Vdd) :
- 4V~38V
- Input Voltage (Min) :
- 4V
- Output Configuration :
- Positive
- Operating Temperature :
- -40°C~125°C TJ
- Lead Free :
- Lead Free
- Switcher Configuration :
- PHASE-SHIFT
- Topology :
- Buck
- Number of Outputs :
- 2
- Max Frequency :
- 850kHz
- Length :
- 5mm
- Factory Lead Time :
- 26 Weeks
- Terminal Pitch :
- 0.5mm
- Output Voltage :
- 24V
- Mounting Type :
- Surface Mount
- Terminal Position :
- QUAD
- Series :
- PolyPhase®
- Width :
- 5mm
- Datasheets
- LTC3857EUH#TRPBF
DC DC Switching Controllers Analog Devices, Inc. LTC3857EUH#TRPBF Overview
The DC DC Switching Controllers Analog Devices, Inc. LTC3857EUH#TRPBF is a high-performance, dual output synchronous step-down switching controller that is designed to efficiently manage power requirements in complex systems. With its advanced design and integrated features, this controller ensures reliable and consistent power delivery, making it an ideal choice for demanding applications. The LTC3857EUH#TRPBF minimizes power loss while maximizing efficiency, offering significant advantages in terms of system performance and energy management.
LTC3857EUH#TRPBF Features
This robust controller includes features such as a wide input voltage range from 4.5V to 38V, which allows for flexibility in varying power environments. Its dual phase operation reduces input and output noise and enhances thermal performance, which is critical in high-power applications. Additionally, the LTC3857EUH#TRPBF supports adjustable switching frequency from 250kHz to 770kHz, which can be synchronized up to 750kHz, enabling designers to optimize performance according to specific application needs. The device also includes necessary protection features like overvoltage, undervoltage, and thermal shutdown.
LTC3857EUH#TRPBF Applications
- Telecommunications Infrastructure: Utilizes its high-efficiency power conversion capabilities to manage power in telecom equipment racks, ensuring stable operation despite variable load demands.
- Automotive Electronics: Employs its wide input voltage range and robust thermal performance to provide reliable power management solutions for automotive control units and infotainment systems.
- Industrial Systems: Benefits from its dual output and synchronization capabilities in industrial control systems, which require precise voltage regulation and noise reduction for sensitive operations.
- Portable Devices: Leverages its efficient power handling and adjustable switching frequency to extend battery life in portable electronic devices, such as mobile computers and cameras.
- Renewable Energy Systems: Applies its capability to handle high input voltages in solar-powered systems and other renewable energy applications, optimizing energy harvest and usage.
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