- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for UCC2819D
- Part Number UCC2819D
- Manufacturer Texas Instruments
- Pin Count 16
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - D (R-PDSO-G16)
- Released Date Dec 5, 2021
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
UCC2819D Details
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Manufacturer Part Number:
UCC2819D
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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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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
UCC2819D Frequently Asked Questions (FAQs)
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The recommended layout and placement for the UCC2819D involves keeping the high-frequency components (such as the transformer and the power MOSFETs) close to the IC, and using a solid ground plane to reduce EMI. The datasheet provides a recommended layout diagram, but it's also important to follow general PCB design best practices for high-frequency circuits.
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Optimizing the compensation network for the UCC2819D involves selecting the right values for the compensation components (R1, R2, C1, and C2) based on the specific application requirements. A good starting point is to use the values recommended in the datasheet, and then adjust them based on the circuit's performance. It's also important to consider the effects of component tolerances and temperature variations.
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The maximum allowed voltage on the VCC pin of the UCC2819D is 15V, but it's recommended to keep it below 12V to ensure reliable operation. Exceeding the maximum voltage can cause damage to the IC or affect its performance.
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To ensure reliable start-up of the UCC2819D, it's important to provide a stable input voltage, ensure that the VCC pin is properly decoupled, and use a suitable soft-start circuit to limit the inrush current. It's also important to follow the recommended start-up sequence and timing.
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The bootstrap capacitor (CBOOT) in the UCC2819D is used to generate the gate drive voltage for the high-side power MOSFET. It's charged through the bootstrap diode (DBOOT) during the off-time of the MOSFET, and then discharges to drive the MOSFET during the on-time. The value of the bootstrap capacitor affects the gate drive voltage and the overall performance of the converter.
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UCC2819D Overview
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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.