- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for UC3875DWP
- Part Number UC3875DWP
- Manufacturer Texas Instruments
- Pin Count 28
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - DW (R-PDSO-G28)
- Released Date Jan 12, 2017
- Last Modified Date Nov 15, 2024 1:35 PM UTC
- Pinout / Pin List Click Here (Member Only)
UC3875DWP Details
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Manufacturer Part Number:
UC3875DWP
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Brand Name:
Texas Instruments
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Pbfree Code:
Yes
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Rohs Code:
Yes
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Part Life Cycle Code:
Obsolete
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Part Package Code:
SOIC
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Package Description:
GREEN, PLASTIC, SOIC-28
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Pin Count:
28
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ECCN Code:
EAR99
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HTS Code:
8542.39.00.90
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Manufacturer:
Texas Instruments
UC3875DWP Frequently Asked Questions (FAQs)
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The UC3875DWP is a high-frequency device, and proper layout and placement are crucial for optimal performance. TI recommends a 4-layer PCB with a solid ground plane, and placing the IC close to the input capacitors and output inductors. Additionally, keep the high-current paths short and wide, and avoid routing sensitive signals near the switching node.
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The UC3875DWP requires a compensation network to stabilize the voltage regulator. To optimize the compensation network, start with the recommended values in the datasheet, and then adjust the resistors and capacitors based on the specific application requirements. Use a network analyzer or a simulation tool to fine-tune the compensation network for optimal stability and transient response.
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The UC3875DWP has an absolute maximum input voltage rating of 30V. However, the recommended maximum input voltage is 24V to ensure reliable operation and to prevent damage to the internal components. Exceeding the recommended input voltage may reduce the device's lifespan or cause permanent damage.
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To ensure the UC3875DWP operates within the safe operating area (SOA), monitor the input voltage, output current, and junction temperature. Keep the input voltage below the recommended maximum, and ensure the output current is within the specified range. Also, ensure the device is properly heatsinked, and the junction temperature is below the maximum rating of 150°C.
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The EN (enable) pin on the UC3875DWP is used to enable or disable the voltage regulator. When the EN pin is pulled high, the regulator is enabled, and when it's pulled low, the regulator is disabled. This pin can be used to implement power sequencing, shutdown, or low-power modes in the system.
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UC3875DWP Overview
Use the download button to access the UC3875DWP schematic symbol, PCB footprint, and 3D model.
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.