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ADPL54203ES8E#TRPBF
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Product Detailed Parameters
- Description：IC REG FLYBACK ADJ 3.4A 8SOIC
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR)
- Function：Step-Up/Step-Down
- Output Configuration：Positive, Isolation Capable
- Topology：Flyback
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：3.2V
- Voltage - Input (Max)：40V
- Voltage - Output (Min/Fixed)：-
- Voltage - Output (Max)：60V (Switch)
- Current - Output：3.4A (Switch)
- Frequency - Switching：12kHz
- Synchronous Rectifier：No
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width) Exposed Pad
- Supplier Device Package：8-SOIC-EP
- Grade：-
- Qualification：-
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Overview
The ADPL54203ES8E#TRPBF is a high-efficiency, synchronous step-down DC-DC converter from Analog Devices. It integrates two power switches and operates with an input voltage range of 2.7V to 16V. The device delivers up to 3A output current with adjustable output voltages. It features a fixed switching frequency of 2MHz and supports pulse-skipping mode for improved light-load efficiency. The component includes comprehensive protection mechanisms such as over-current, over-temperature, and short-circuit protection.
Feature Summary
- Integrates high-side and low-side N-channel MOSFETs for compact design
- Supports wide input voltage range suitable for various power sources
- Features adaptive on-time control for fast transient response
- Includes programmable soft-start and tracking capabilities
Applications
- Portable electronics requiring efficient power management
- Industrial equipment with single-supply requirements
- Communication infrastructure power distribution
- Battery-powered devices needing extended runtime
Procurement Notes
Verify the exact part number suffix against official Analog Devices documentation to ensure correct packaging and temperature grade. Confirm that the ES8 package type matches your PCB footprint requirements. Check for RoHS compliance status in the latest datasheet revision. Ensure ordering quantities align with distributor availability policies.
Selection Notes
Consider the 2MHz switching frequency when selecting external inductors and capacitors to minimize size while maintaining ripple specifications. Evaluate thermal performance based on expected load currents and ambient conditions. Verify compatibility with system startup sequences if using tracking features. Assess input voltage stability to ensure operation within the specified 2.7V to 16V range.
Part Context
This component belongs to the ADP542x family of synchronous buck converters designed for space-constrained applications. It offers higher integration levels compared to previous generations by combining control logic and power stages. The ES8 package provides a small footprint suitable for dense PCB layouts. It targets applications requiring high efficiency across varying load conditions.
Replacement Considerations
Direct replacements include other ADP542x variants with compatible pinouts and electrical characteristics. Verify equivalent switching frequencies and current ratings before substitution. Cross-reference package dimensions to ensure mechanical fit. Confirm that protection features match system safety requirements.
