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- Stock & Prices $ Price & Stock for UC3825DWTR
- Part Number UC3825DWTR
- Manufacturer Texas Instruments
- Pin Count 16
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - SOIC-ren5
- Released Date Sep 4, 2019
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
UC3825DWTR Details
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Manufacturer Part Number:
UC3825DWTR
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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:
Active
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Part Package Code:
SOIC
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Pin Count:
16
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ECCN Code:
EAR99
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HTS Code:
8542.39.00.90
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Manufacturer:
Texas Instruments
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YTEOL:
15
UC3825DWTR Frequently Asked Questions (FAQs)
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The UC3825DWTR is a high-frequency device, and proper layout and placement are crucial to minimize EMI and ensure reliable operation. 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 use a common ground point for the input and output stages.
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The UC3825DWTR's voltage feedback loop requires compensation to ensure stability and optimal performance. TI recommends using a type-III compensation network, which includes a series RC network and a parallel RC network. The values of these components depend on the specific application and can be calculated using TI's compensation calculator tool.
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When selecting input and output capacitors for the UC3825DWTR, consider the voltage rating, capacitance value, and equivalent series resistance (ESR). The input capacitor should be rated for the maximum input voltage and have a low ESR to minimize voltage ripple. The output capacitor should be rated for the maximum output voltage and have a low ESR to minimize output voltage ripple.
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The UC3825DWTR has built-in overcurrent protection, but additional protection may be required depending on the application. Consider adding external overcurrent protection devices, such as fuses or current-sensing resistors, to protect the IC from excessive current. Additionally, consider adding overvoltage protection devices, such as zener diodes or voltage supervisors, to protect the IC from excessive voltage.
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The UC3825DWTR has a maximum junction temperature of 150°C. To ensure reliable operation at high temperatures, ensure good thermal conductivity between the IC and the PCB, use a heat sink if necessary, and avoid thermal hotspots. Additionally, consider derating the IC's power handling capability at high temperatures to prevent overheating.
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UC3825DWTR Overview
Use the download button to access the UC3825DWTR 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.
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