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SMBJ18CA
+NomenclatureTVS DIODE 21.1VWM 29.2VC DO214AA
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FabricantRectron États - Unis
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Pièce fabricant #SMBJ18CA
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Fiche technique SMBJ18CA DataSheet
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Package DO-214AA
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En stock5761
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR) |
| Series | SMBJ |
| Part Status | Active |
| Type | Zener |
| Bidirectional Channels | 1 |
| Voltage - Reverse Standoff (Typ) | 21.1V |
| Voltage - Clamping (Max) @ Ipp | 29.2V |
| Power - Peak Pulse | 600W |
| Applications | General Purpose |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Présentation
Description
SMBJ18CA is commonly used in protecting power lines, signal lines, and various electronic interfaces from electrostatic discharge (ESD), electrical fast transients (EFT), and other forms of voltage surges. It offers a balance between fast response time and high energy absorption capacity. The device is also RoHS compliant, ensuring it meets certain environmental and safety standards. Its compact size makes it suitable for use in space-constrained applications in consumer electronics, telecommunications, automotive electronics, and industrial equipment. Overall, the SMBJ18CA is a reliable choice for safeguarding electronic systems against unpredictable voltage disturbances.
Equivalent
1. Littelfuse SMBJ18CA
2. Vishay SMBJ18CA
3. STMicroelectronics SMBJ18CA
4. ON Semiconductor SMBJ18CA
5. Bourns SMBJ18CA
These equivalents share similar electrical characteristics like peak pulse power dissipation and breakdown voltage, suitable for various electronic protection applications. Always verify specifications with the datasheet before substituting.
Features
1. Power Rating: It is capable of handling peak pulse power dissipation of 600 watts for a 10/1000µs waveform, making it suitable for safeguarding sensitive components from high-energy transients.
2. Breakdown Voltage: This device has a breakdown voltage of 18V, with a working standoff voltage of 15.3V, ideal for circuits requiring this level of voltage protection.
3. Bidirectional: The "CA" suffix indicates that it is a bidirectional device, meaning it can protect against both positive and negative voltage transients.
4. Low Clamping Voltage: It features a low clamping voltage, which ensures reduced stress on the protected components during voltage spikes.
5. Package Type: The diode is typically housed in a DO-214AA (SMB) package, which is suitable for surface-mount applications, offering ease of integration into various designs.
6. Fast Response Time: It provides fast response to overvoltage events, thus effectively protecting sensitive components.
These features make the SMBJ18CA suitable for applications like power supply protection, data lines, and other sensitive electronics.
Pinout
- Pin Count: The SMBJ18CA has 2 pins.
- Function:
- It serves as a voltage clamping device, helping to absorb high-voltage spikes and shunt the excess energy away from sensitive components.
- The "18" in its name indicates its nominal breakdown voltage is around 18 volts.
- The "CA" suffix denotes a bidirectional device, which means it can handle both positive and negative transient events.
This component is commonly used in various electronic circuits to ensure the longevity and reliability of devices by protecting against overvoltage surges.
Manufacturer
Application
1. Consumer Electronics: Protecting devices like smartphones, tablets, and laptops from voltage transients.
2. Automotive Electronics: Safeguarding on-board electronics and communication systems against voltage surges.
3. Telecommunications: Shielding networking equipment and data lines from electrical disturbances.
4. Industrial Systems: Protecting control systems and sensors in industrial environments.
5. Power Supply Systems: Ensuring stability and protection in various power supply circuits.
Overall, it is used where reliable overvoltage protection is needed to maintain device integrity and performance.