- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for UC3901D
- Part Number UC3901D
- Manufacturer Texas Instruments
- Pin Count 14
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - D
- Released Date Dec 5, 2021
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
UC3901D Details
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Manufacturer Part Number:
UC3901D
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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:
14
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Country Of Origin:
Mexico
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ECCN Code:
EAR99
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HTS Code:
8542.39.00.90
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Manufacturer:
Texas Instruments
UC3901D Frequently Asked Questions (FAQs)
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The UC3901D is a high-frequency device, and proper layout and placement are crucial for its operation. TI recommends placing the device close to the input capacitors, using short traces, and avoiding vias under the device. A solid ground plane is also recommended to reduce noise and EMI.
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To ensure stability, make sure to follow the recommended component values and layout guidelines. Additionally, ensure that the input and output capacitors are of high quality and have low ESR. It's also important to decouple the device properly and use a stable input voltage.
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The UC3901D can handle input voltages up to 40V, but it's recommended to operate it within the specified range of 12V to 35V for optimal performance and reliability.
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The UC3901D is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. It's recommended to derate the device's output current and voltage according to the temperature derating curve provided in the datasheet.
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To troubleshoot issues with the UC3901D, start by checking the input voltage, output voltage, and current. Verify that the device is properly connected and that the layout and component values meet the recommended specifications. Use an oscilloscope to check for oscillations or noise on the output. If the issue persists, consult the datasheet and application notes for further guidance.
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UC3901D Overview
Use the download button to access the UC3901D 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.