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SM6T18CA
+BOMTVS DIODE 15.3VWM 32.5VC SMB
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ManufacturerSTMicroelectronics
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Mfr. Part #SM6T18CA
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Datasheet SM6T18CA DataSheet
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Package DO-214
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In Stock5846
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SM6T, TRANSIL™ |
| ProductStatus | Active |
| Type | Zener |
| BidirectionalChannels | 1 |
| Voltage-ReverseStandoff(Typ) | 15.3V |
| Voltage-Breakdown(Min) | 17.1V |
| Voltage-Clamping(Max)@Ipp | 32.5V |
| Current-PeakPulse(10/1000µs) | 123A (8/20µs) |
| Power-PeakPulse | 600W |
| PowerLineProtection | No |
| Applications | General Purpose |
| OperatingTemperature | -55°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | DO-214AA, SMB |
Overview
Description
The SM6T18CA is a Transil transient voltage suppressor (TVS) diode designed to protect sensitive electronic components from voltage spikes and electrostatic discharge (ESD). It is part of the SM6T series, known for its strong protection capabilities. This particular model is bidirectional, meaning it can handle voltage surges in both directions, making it suitable for AC and DC applications.
Key specifications include a reverse standoff voltage of 18V and a breakdown voltage range of 20-22V. It can handle a peak pulse power of 600 watts under a 10/1000 μs waveform, making it ideal for use in protecting power lines and data lines in telecommunications, consumer electronics, and industrial equipment.
The SM6T18CA is housed in a DO-214AA (SMB) package, which is a compact surface-mount design, making it suitable for space-constrained applications. Its fast response time and low clamping voltage make it an efficient choice for safeguarding circuits against transient voltage events, thereby enhancing the longevity and reliability of electronic systems.
Key specifications include a reverse standoff voltage of 18V and a breakdown voltage range of 20-22V. It can handle a peak pulse power of 600 watts under a 10/1000 μs waveform, making it ideal for use in protecting power lines and data lines in telecommunications, consumer electronics, and industrial equipment.
The SM6T18CA is housed in a DO-214AA (SMB) package, which is a compact surface-mount design, making it suitable for space-constrained applications. Its fast response time and low clamping voltage make it an efficient choice for safeguarding circuits against transient voltage events, thereby enhancing the longevity and reliability of electronic systems.
Equivalent
The SM6T18CA is a Transient Voltage Suppressor (TVS) diode. Equivalent or similar products include:
1. Littelfuse 5.0SMDJ18CA
2. Vishay VESD15-18BA-HAF
3. ON Semiconductor 1SMC18CA
4. Bourns CDSOD323-T18CA
5. Diodes Incorporated SMCJ18CA
Always verify electrical characteristics such as breakdown voltage, power rating, and package type to ensure compatibility.
1. Littelfuse 5.0SMDJ18CA
2. Vishay VESD15-18BA-HAF
3. ON Semiconductor 1SMC18CA
4. Bourns CDSOD323-T18CA
5. Diodes Incorporated SMCJ18CA
Always verify electrical characteristics such as breakdown voltage, power rating, and package type to ensure compatibility.
Features
The SM6T18CA is a surface-mount Transil TVS (Transient Voltage Suppressor) diode designed to protect electronic circuits from voltage transients caused by electrostatic discharge (ESD), lightning, and other transient voltage surges. Key features include:
1. Breakdown Voltage: It typically has a breakdown voltage of 18 volts.
2. Peak Pulse Power: The device can handle peak pulse power up to 600 watts (10/1000 µs waveform).
3. Bidirectional Clamping: The SM6T18CA is bidirectional, offering symmetrical clamping for both positive and negative transients.
4. Low Leakage Current: It features low leakage current, making it efficient for power-sensitive applications.
5. Fast Response Time: The device responds quickly to transient voltage surges, providing immediate protection to the circuit.
6. ESD Protection: It complies with IEC 61000-4-2 standard, offering robust ESD protection.
7. SMA Package: The diode is available in a compact SMA (DO-214AC) package, suitable for automated assembly lines.
These features make the SM6T18CA a reliable choice for safeguarding sensitive components in various industrial and consumer electronics.
1. Breakdown Voltage: It typically has a breakdown voltage of 18 volts.
2. Peak Pulse Power: The device can handle peak pulse power up to 600 watts (10/1000 µs waveform).
3. Bidirectional Clamping: The SM6T18CA is bidirectional, offering symmetrical clamping for both positive and negative transients.
4. Low Leakage Current: It features low leakage current, making it efficient for power-sensitive applications.
5. Fast Response Time: The device responds quickly to transient voltage surges, providing immediate protection to the circuit.
6. ESD Protection: It complies with IEC 61000-4-2 standard, offering robust ESD protection.
7. SMA Package: The diode is available in a compact SMA (DO-214AC) package, suitable for automated assembly lines.
These features make the SM6T18CA a reliable choice for safeguarding sensitive components in various industrial and consumer electronics.
Pinout
The SM6T18CA is a unidirectional TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronics from voltage spikes. It features two pins:
1. Anode (A)
2. Cathode (K)
This component is bidirectional, meaning it can handle voltage spikes in both the positive and negative directions, and is commonly used for ESD (Electrostatic Discharge) protection. The "CA" in its name indicates a "bidirectional" type with a standoff voltage of 18V.
Key functions of the SM6T18CA include:
- Clamping Voltage: Limits voltage spikes to safe levels.
- Fast Response Time: Quickly reacts to transient voltage events.
- High Power Dissipation: Can absorb high-energy transients.
- Low Leakage Current: Minimizes power loss during normal operation.
The device is often used in applications such as telecommunications, data lines, and other electronic devices that require protection from sudden voltage transients.
1. Anode (A)
2. Cathode (K)
This component is bidirectional, meaning it can handle voltage spikes in both the positive and negative directions, and is commonly used for ESD (Electrostatic Discharge) protection. The "CA" in its name indicates a "bidirectional" type with a standoff voltage of 18V.
Key functions of the SM6T18CA include:
- Clamping Voltage: Limits voltage spikes to safe levels.
- Fast Response Time: Quickly reacts to transient voltage events.
- High Power Dissipation: Can absorb high-energy transients.
- Low Leakage Current: Minimizes power loss during normal operation.
The device is often used in applications such as telecommunications, data lines, and other electronic devices that require protection from sudden voltage transients.
Manufacturer
The SM6T18CA is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of integrated devices and semiconductor solutions. It provides products for various applications, including automotive, industrial, personal electronics, communications equipment, and computers. The company is known for its expertise in areas like microcontrollers, power management, sensors, and analog and digital integrated circuits.
Application
The SM6T18CA is a Transil™ transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage spikes induced by lightning and other transient voltage events. Its primary application areas include:
1. Telecommunications: Protects communication lines from transients.
2. Consumer Electronics: Safeguards devices like TVs and computers.
3. Industrial Equipment: Shields machinery from voltage surges.
4. Automotive Electronics: Guards vehicle electronics against load dump and other surges.
5. Power Supplies: Protects power supply circuits from overvoltage.
This TVS diode is suitable for use in any circuit exposed to transient voltage threats, ensuring reliable operation and longevity of electronic systems.
1. Telecommunications: Protects communication lines from transients.
2. Consumer Electronics: Safeguards devices like TVs and computers.
3. Industrial Equipment: Shields machinery from voltage surges.
4. Automotive Electronics: Guards vehicle electronics against load dump and other surges.
5. Power Supplies: Protects power supply circuits from overvoltage.
This TVS diode is suitable for use in any circuit exposed to transient voltage threats, ensuring reliable operation and longevity of electronic systems.
Package
The SM6T18CA is a Transil™ transient voltage suppressor diode. It is typically available in a DO-214AA (SMB) package, which is a surface-mount package type commonly used for compact PCB designs to protect against overvoltage transients.
