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- Stock & Prices $ Price & Stock for UC2543DWTR
- Part Number UC2543DWTR
- Manufacturer UNITRODE
- Pin Count 16
- Part Category Power Supply
- Package Category Small Outline Packages
- Footprint Name Small Outline Packages - SOIC - 2.65 mm
- Released Date Nov 15, 2022
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
UC2543DWTR Details
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Manufacturer Part Number:
UC2543DWTR
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Part Life Cycle Code:
Transferred
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ECCN Code:
EAR99
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HTS Code:
8542.39.00.60
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Manufacturer:
Unitrode Corporation
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Adjustable Threshold:
NO
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Analog IC - Other Type:
UNDER/OVERVOLTAGE SUPERVISOR
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JESD-30 Code:
R-PDSO-G16
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Number of Channels:
1
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Number of Functions:
1
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Number of Terminals:
16
UC2543DWTR Frequently Asked Questions (FAQs)
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A good PCB layout for the UC2543DWTR involves keeping the input and output traces short and separate, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a low-ESR output capacitor to minimize ringing and ensure stability.
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To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, check that the output capacitor is properly sized and has a low ESR. If oscillations occur, try adding a small resistor (e.g., 1-10 ohms) in series with the output capacitor to dampen the oscillations.
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The UC2543DWTR is rated for operation from -40°C to +85°C. However, it's essential to consider the thermal derating of the device and ensure that the junction temperature (Tj) does not exceed 150°C. Proper heat sinking and thermal management are crucial to ensure reliable operation.
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While the UC2543DWTR is a reliable device, it's essential to check the manufacturer's documentation and certification for use in high-reliability or aerospace applications. Unitrode Corporation may offer specific versions or variants of the device that meet the required standards, such as MIL-STD-883 or NASA-approved components.
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To troubleshoot issues with the UC2543DWTR, start by checking the input voltage, output voltage, and current. Verify that the device is properly powered and that the input and output capacitors are correctly sized and connected. Use an oscilloscope to check for oscillations or noise on the output. If the issue persists, consult the datasheet and application notes for guidance or contact the manufacturer's support team.
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UC2543DWTR Overview
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