- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for UC2902DG4
- Part Number UC2902DG4
- Manufacturer Texas Instruments
- Pin Count 8
- Part Category Integrated Circuit
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - D0008A
- Released Date May 29, 2021
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
UC2902DG4 Details
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Manufacturer Part Number:
UC2902DG4
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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:
8542.39.00.60
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Manufacturer:
Texas Instruments
UC2902DG4 Frequently Asked Questions (FAQs)
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The UC2902DG4 is a high-frequency device, and proper PCB layout is crucial. Ensure a solid ground plane, keep traces short and wide, and use a low-ESR capacitor for the input filter. TI provides a recommended layout in the datasheet and application notes.
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Choose input filter components based on the input voltage range, output voltage, and desired ripple rejection. TI provides a filter design tool and guidelines in the datasheet and application notes. Consider using a pi-filter or a common-mode choke for improved EMI performance.
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The UC2902DG4 can deliver up to 2A of output current, but this depends on the input voltage, output voltage, and thermal considerations. Ensure proper heat sinking and thermal management to maintain reliability and prevent overheating.
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The UC2902DG4 has built-in OVP and UVP features. Connect the OVP pin to a voltage divider to set the overvoltage threshold, and use the UVP pin to monitor the input voltage. You can also add external circuitry for more advanced protection features.
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The EN pin is used to enable or disable the converter. Tie the EN pin to VIN or a logic signal to enable the converter. Use a pull-down resistor to ensure the converter is disabled during power-up or when the EN pin is floating.
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UC2902DG4 Overview
Use the download button to access the UC2902DG4 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.