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Product Detailed Parameters
- Description：IC REG BUCK ADJ 10A 20LQFN
- Series：Silent Switcher®1
- Mfr：Analog Devices Inc.
- Package：Tray
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：2.5V
- Voltage - Input (Max)：18V
- Voltage - Output (Min/Fixed)：0.6V
- Voltage - Output (Max)：18V
- Current - Output：10A
- Frequency - Switching：200kHz ~ 3MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：20-TFQFN Exposed Pad
- Supplier Device Package：20-LQFN (3x4)
- Grade：-
- Qualification：-
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Overview
The LT8642EV-1#PBF is an evaluation board for the LT8642S, a synchronous step-down Silent Switcher 2 regulator. It supports input voltages from 3.4V to 18V and delivers up to 10A output current. The board features adjustable switching frequencies ranging from 200kHz to 3MHz. It includes external compensation capabilities and soft-start functionality. The design utilizes a QFN package topology to minimize electromagnetic interference while maintaining high efficiency across various load conditions.
Feature Summary
- Demonstrates Silent Switcher 2 architecture for minimized EMI radiation
- Supports high-current synchronous buck conversion up to 10A
- Enables external compensation for optimized transient response
- Provides adjustable switching frequency control
Applications
- Evaluation of low-noise power supply designs
- Testing high-efficiency DC-DC converter topologies
- Development of noise-sensitive industrial systems
- Verification of wide-input voltage regulation performance
Procurement Notes
This item is an engineering evaluation kit rather than a production component. Verify that your development requirements align with prototype testing needs. Confirm compatibility with existing test equipment and measurement instruments before acquisition. Ensure access to necessary documentation for circuit analysis and performance validation during the evaluation phase.
Selection Notes
Select this board when validating the electrical characteristics of the LT8642S regulator under specific operating conditions. It serves as a reference design for assessing thermal performance and electromagnetic compatibility. Use this tool to verify layout sensitivity and optimize PCB routing strategies before committing to final product manufacturing.
Part Context
The LT8642EV-1#PBF belongs to Analog Devices' Silent Switcher family of evaluation modules. These boards are designed to showcase advanced power management technologies. They provide engineers with a standardized platform to test regulator performance without custom hardware development efforts.
Replacement Considerations
No direct substitute exists as this is a dedicated evaluation platform. For production, consider the LT8642SEV#PBF or LT8642S integrated circuit. Evaluate alternative Silent Switcher variants if different current ratings or input voltage ranges are required.
