- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for UC2843D8TR
- Part Number UC2843D8TR
- Manufacturer Texas Instruments
- Pin Count 8
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - D0008A
- Released Date Dec 4, 2020
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
UC2843D8TR Details
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Manufacturer Part Number:
UC2843D8TR
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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:
8
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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
UC2843D8TR Frequently Asked Questions (FAQs)
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The UC2843D8TR is a high-frequency device, and proper layout and placement are crucial to minimize EMI. TI recommends placing the device close to the power source, using a solid ground plane, and keeping the input and output traces short and separate. Additionally, using a shielded inductor and placing the device on a multi-layer PCB can help reduce EMI.
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The inductor value depends on the input voltage, output voltage, and switching frequency. A general rule of thumb is to choose an inductor with an inductance value between 10-50 μH. TI provides an inductor selection guide in the datasheet, and online tools like the TI Power Stage Designer can also help with inductor selection.
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The UC2843D8TR is rated for operation from -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures. It's essential to ensure proper thermal management and heat sinking to maintain a safe operating temperature.
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Yes, the UC2843D8TR can be used in a synchronous rectification topology. However, it's essential to ensure that the device is properly configured and the synchronous rectifier is designed to handle the high-frequency switching. TI provides application notes and design guides to help with synchronous rectification design.
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To troubleshoot issues with the UC2843D8TR, start by verifying the power supply voltage, input and output voltages, and switching frequency. Check for proper layout and placement, and ensure that the device is properly configured. Use an oscilloscope to observe the waveforms and identify any anomalies. TI also provides a troubleshooting guide in the datasheet and application notes.
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UC2843D8TR Overview
Use the download button to access the UC2843D8TR 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.