- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for UC3902DTR
- Part Number UC3902DTR
- Manufacturer Texas Instruments
- Pin Count 8
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - D
- Released Date Sep 15, 2021
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
UC3902DTR Details
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Manufacturer Part Number:
UC3902DTR
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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
UC3902DTR Frequently Asked Questions (FAQs)
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The UC3902DTR requires careful layout and placement to minimize EMI and ensure reliable operation. TI recommends placing the IC close to the input capacitors, using a solid ground plane, and keeping the input and output traces short and separate to minimize noise coupling.
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The selection of input and output capacitors for the UC3902DTR depends on the specific application requirements. TI recommends using low-ESR capacitors with a minimum capacitance of 10uF for the input and output. The capacitor values should be chosen based on the desired output voltage ripple and transient response.
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The UC3902DTR is rated for operation from -40°C to 85°C. However, the device may be operated at higher temperatures with derating. Consult the datasheet for specific derating guidelines.
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Proper thermal management is critical for the UC3902DTR. Ensure good airflow around the device, use a heat sink if necessary, and avoid blocking airflow to the device. The thermal pad on the bottom of the package should be connected to a solid ground plane to help dissipate heat.
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When designing a PCB with the UC3902DTR, consider the following: keep the input and output traces short and separate, use a solid ground plane, avoid vias under the device, and ensure good thermal management. Consult the datasheet and application notes for more detailed guidelines.
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UC3902DTR 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.