- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for UC2845AD8TR
- Part Number UC2845AD8TR
- Manufacturer Texas Instruments
- Pin Count 8
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - D0008A
- Released Date Aug 16, 2021
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
UC2845AD8TR Details
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Manufacturer Part Number:
UC2845AD8TR
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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
UC2845AD8TR Frequently Asked Questions (FAQs)
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The UC2845AD8TR is a high-frequency switching regulator, and as such, proper PCB layout and design are crucial for optimal performance. TI recommends a multi-layer PCB with a solid ground plane, and careful placement of components to minimize noise and EMI. A good rule of thumb is to keep the switching node (pins 3 and 4) as close to the output filter components as possible, and to use a separate analog and power ground plane.
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The choice of inductor value and type depends on the specific application requirements, such as output voltage, current, and switching frequency. TI recommends using an inductor with a high saturation current rating, low DC resistance, and a suitable core material (e.g., ferrite or iron powder). A good starting point is to use the inductor value and type recommended in the datasheet, and then adjust based on the specific application requirements.
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The UC2845AD8TR has an absolute maximum input voltage rating of 18V, but the recommended maximum operating input voltage is 15V. Exceeding this voltage can cause damage to the device or affect its performance.
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To ensure stability, TI recommends following the compensation network design guidelines in the datasheet, and using a suitable output capacitor with low ESR. Additionally, it's essential to ensure that the input voltage is within the recommended range, and that the device is properly decoupled with ceramic capacitors.
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The UC2845AD8TR is capable of delivering up to 5A of output current, but the actual maximum output current depends on the specific application requirements, such as output voltage, input voltage, and switching frequency. TI recommends consulting the datasheet and application notes for more information on output current capability.
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UC2845AD8TR 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.