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- Part Number SMBJ28CA
- Manufacturer SEMTECH
- Pin Count 2
- Part Category TVS Diode (Bi-directional)
- Package Category Diodes Moulded Non Polarised
- Footprint Name Diodes Moulded Non Polarised - SMB
- Released Date Apr 24, 2026
- Last Modified Date Apr 24, 2026 3:05 AM UTC
- Pinout / Pin List Click Here (Member Only)
SMBJ28CA Details
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Manufacturer Part Number:
SMBJ28CA
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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Country Of Origin:
Mainland China
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ECCN Code:
EAR99
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HTS Code:
8541.10.00.50
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Factory Lead Time:
34 Weeks
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Manufacturer:
Semtech Corporation
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YTEOL:
7.16
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Breakdown Voltage-Min:
31.1 V
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Clamping Voltage-Max:
45.4 V
SMBJ28CA Frequently Asked Questions (FAQs)
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The recommended PCB layout for optimal performance of the SMBJ28CA includes placing the device close to the protected circuit, using short and wide traces for the TVS diode, and ensuring good thermal conductivity to dissipate heat. A ground plane underneath the device is also recommended to reduce inductance and improve performance.
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To select the correct SMBJ28CA for your specific application, consider the following factors: the maximum voltage rating, the desired clamping voltage, the peak pulse current, and the package type. You should also consider the environmental conditions, such as temperature and humidity, and the required certifications and compliance.
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The SMBJ28CA is a specific type of TVS diode with a unique set of characteristics, such as a 28V standoff voltage and a 43.6V clamping voltage. It is designed for specific applications, such as protecting sensitive electronics from voltage transients and surges. Other TVS diodes from Semtech Corporation may have different voltage ratings, clamping voltages, and package types, making them suitable for different applications.
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To ensure the reliability and longevity of the SMBJ28CA in your design, follow proper PCB layout and assembly guidelines, ensure proper thermal management, and operate the device within its recommended specifications. You should also consider environmental factors, such as temperature and humidity, and ensure that the device is properly soldered and connected.
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The SMBJ28CA is designed for low-frequency applications, such as protecting against voltage transients and surges. While it may be possible to use it in a high-frequency application, its performance may be degraded due to its internal capacitance and inductance. It is recommended to consult with Semtech Corporation or a qualified engineer to determine the suitability of the SMBJ28CA for high-frequency applications.
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SMBJ28CA Overview
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