LTC3850EUFD#TRPBF

$7.15

Description：IC REG CTRLR BUCK 28QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:43b3b6c99309 Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC3850EUFD#TRPBF 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 28QFN. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC3850EUFD#TRPBF

Description：IC REG CTRLR BUCK 28QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：4V ~ 24V
Frequency - Switching：250kHz ~ 780kHz
Duty Cycle (Max)：97.20%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：28-WFQFN Exposed Pad
Supplier Device Package：28-QFN (4x5)

DC DC Switching Controllers datasheet and documents for LTC3850EUFD#TRPBF

LTC3850EUFD#TRPBF

DC DC Switching Controllers Overview

The LTC3850EUFD#TRPBF is a dual-channel, two-phase synchronous step-down switching controller manufactured by Analog Devices Inc. It operates within an input voltage range of 4V to 24V and supports output voltages from 800mV to 6V. The device delivers up to 25A of output current per channel with a fixed switching frequency of 500kHz. It features a QFN-28 package, operates between -40°C and +85°C, and includes shutdown functionality.

DC DC Switching Controllers Feature Summary

Dual-channel architecture with 180-degree phase shifting to minimize input capacitance and power supply noise
OPTI-LOOP compensation for optimized transient response across wide output capacitance and ESR ranges
Integrated precise 0.8V reference and power good indicator for system monitoring

DC DC Switching Controllers Applications

Server and workstation motherboard core voltage regulation
Telecommunications intermediate bus voltage conversion
Industrial control systems requiring high-current dual rails

DC DC Switching Controllers Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm package type and temperature grade. Ensure compatibility with external MOSFET gate drive requirements. Confirm RoHS compliance status through the manufacturer's latest datasheet revision before finalizing procurement specifications.

DC DC Switching Controllers Selection Notes

Select this component when designing high-efficiency dual-rail power supplies requiring independent phase control. The fixed 500kHz frequency suits applications prioritizing component size over ultra-low noise. Verify that the required output voltage range falls within the 800mV to 6V specification limits for optimal performance.

DC DC Switching Controllers Part Context

This part belongs to the LTC3850 family of high-performance synchronous step-down controllers. It is designed to drive all N-channel power MOSFET stages using a constant-frequency current mode architecture. The series emphasizes low power loss and minimized supply noise through out-of-phase operation of its two controller output stages.