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Product Detailed Parameters
- Description：IC REG BUCK ADJ 6A 28QFN
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Down
- Output Configuration：Positive or Negative
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：3.4V
- Voltage - Input (Max)：42V
- Voltage - Output (Min/Fixed)：0.97V
- Voltage - Output (Max)：41.58V
- Current - Output：6A
- Frequency - Switching：200kHz ~ 2.2MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：28-WFQFN Exposed Pad
- Supplier Device Package：28-QFN (3x6)
- Grade：-
- Qualification：-
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Overview
The LT8613IUDE#TRPBF is a high-efficiency synchronous step-down DC/DC converter manufactured by Analog Devices Inc. It features Silent Switcher 2 architecture to minimize electromagnetic interference (EMI) emissions without requiring external filtering components. The device supports an input voltage range from 3.4V to 65V and delivers up to 8A of output current. It incorporates internal bypass capacitors to optimize fast current loops, ensuring consistent EMI performance regardless of PCB layout sensitivity. The regulator operates with ultralow quiescent current in Burst Mode and offers flexible switching frequency options.
Feature Summary
- Silent Switcher 2 architecture for minimized radiated EMI
- Integrated bypass capacitors eliminate layout sensitivity
- Burst Mode operation enables ultralow standby power consumption
- High efficiency at elevated switching frequencies
Applications
- Industrial automation systems
- Telecommunications infrastructure
- Automotive electronics
- Point-of-load regulation modules
Procurement Notes
Verify the specific suffix 'IUDE' against official Analog Devices documentation to confirm temperature grade and packaging specifications. Ensure compatibility with required thermal management solutions given the high current capability. Confirm RoHS compliance status through the manufacturer's latest datasheet before finalizing procurement orders.
Selection Notes
Select this component when high power density and strict EMI constraints are critical design requirements. The integrated capacitor solution simplifies board layout compared to traditional regulators. Consider the 65V input range suitability for industrial bus voltages. Evaluate thermal dissipation needs based on the expected load current and ambient operating conditions.
Part Context
This part belongs to the LT8613 family of high-power synchronous buck converters. It shares architectural similarities with other Silent Switcher devices but is distinguished by its specific 8A current rating and wide input voltage window. The family targets applications demanding robust performance in electrically noisy environments.
Replacement Considerations
Consult official substitution guides for compatible alternatives within the LT86xx series. Verify pinout compatibility and electrical parameter overlaps before considering cross-brand replacements.
