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LTC3856EUH#PBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC REG CTRLR BUCK 32WFQFN. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for LTC3856EUH#PBF
- Description：IC REG CTRLR BUCK 32WFQFN
- Series：PolyPhase®
- Mfr：Analog Devices Inc.
- Package：Tube
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Number of Outputs：2
- Output Phases：2
- Voltage - Supply (Vcc/Vdd)：4.5V ~ 38V
- Frequency - Switching：250kHz ~ 770kHz
- Duty Cycle (Max)：94%
- Synchronous Rectifier：Yes
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：32-WFQFN Exposed Pad
- Supplier Device Package：32-QFN (5x5)
- Grade：-
- Qualification：-
DC DC Switching Controllers datasheet and documents for LTC3856EUH#PBF
DC DC Switching Controllers Overview
The LTC3856EUH#PBF is a synchronous step-down switching regulator controller from Analog Devices. It operates with an input voltage range of 4.5V to 38V and supports output voltages from 600mV to 5V. The device delivers up to 60A of output current through a single output channel. It features a switchable frequency between 250kHz and 770kHz, a typical quiescent current of 40µA, and a maximum operating temperature of +125°C. The component utilizes a QFN-32 package for surface mount installation.
DC DC Switching Controllers Feature Summary
- Integrates a differential amplifier for true remote sensing of regulated supply terminals
- Supports phase-lockable fixed frequency architecture for multi-phase expansion
- Includes OPTI-LOOP compensation to optimize transient response across varying capacitance
DC DC Switching Controllers Applications
- High current distributed DC power systems
- Battery operated digital devices
- Automotive always-on systems
DC DC Switching Controllers Procurement Notes
Verify the specific suffix against official documentation to confirm exact package and temperature grade specifications. Ensure compatibility with required thermal management solutions given the high current capabilities. Confirm RoHS compliance status via the manufacturer datasheet before finalizing procurement orders.
DC DC Switching Controllers Selection Notes
Select this controller when designing systems requiring high output currents up to 60A with precise load regulation. The integrated differential amplifier makes it suitable for applications demanding accurate remote voltage sensing. Consider the wide input voltage range and adjustable frequency options for flexible power rail design.
DC DC Switching Controllers Part Context
This component belongs to the PolyPhase series of synchronous buck controllers designed for high-performance power management. It is engineered to drive external N-channel MOSFET stages efficiently. The device simplifies thermal design by allowing multiple phases to operate out-of-phase, reducing ripple currents in capacitors.
DC DC Switching Controllers Replacement Considerations
Consult official substitution guides for verified alternatives within the same product family or equivalent performance tiers.
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