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SM6T39A
+BOMTVS DIODE 33.3VWM 69.7VC SMB
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ManufacturerSTMicroelectronics
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Mfr. Part #SM6T39A
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Datasheet SM6T39A DataSheet
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Package DO-214AA
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In Stock25576
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Specifications
| Attribute | Value |
| Supplier | STMicroelectronics |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SM6T, TRANSIL™ |
| ProductStatus | Active |
| Type | Zener |
| UnidirectionalChannels | 1 |
| Voltage-ReverseStandoff(Typ) | 33.3V |
| Voltage-Breakdown(Min) | 37.1V |
| Voltage-Clamping(Max)@Ipp | 69.7V |
| Current-PeakPulse(10/1000µs) | 57A (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
Key features of the SM6T39A include its high surge capability with a peak pulse power of 600 watts (10/1000μs waveform), low clamping voltage, and fast response time, which is crucial for preventing damage to circuits during transient events. It is commonly used in telecommunications, automotive, and industrial applications where robust surge protection is necessary.
The diode is housed in a DO-214AA (SMB) package, ensuring compatibility with automated assembly equipment. Its compact form factor allows for easy integration into circuit designs without significantly impacting the overall size of the device. Overall, the SM6T39A provides an efficient solution for protecting circuits from high-energy transients.
Equivalent
Features
1. Peak Pulse Power: It can handle a peak pulse power of 600 watts for 10/1000 µs waveforms, making it suitable for protecting sensitive electronics from high-voltage transients.
2. Stand-off Voltage: The device has a stand-off voltage of 39V, meaning it begins to conduct and clamp voltage spikes above this level.
3. Low Clamping Voltage: It offers a low clamping voltage to minimize residual voltage during a transient event, providing better protection for downstream components.
4. Fast Response Time: The SM6T39A features fast response times, typically less than 1 picosecond, ensuring rapid protection against voltage surges.
5. Unidirectional Protection: This diode provides protection in one direction, making it ideal for circuits where only one-way protection is needed.
6. Compact Package: It is available in a DO-214AA (SMB) package, which is compact, making it suitable for space-constrained applications.
These features make the SM6T39A ideal for protecting communication lines, power supplies, and other electronic circuits from transient overvoltages.
Pinout
The device typically comes in a DO-214AA (SMB) package, which is a two-pin configuration: an anode and a cathode. The pin count is 2.
Key features include:
- Breakdown voltage: Around 39V
- Peak pulse power: 600W (10/1000µs waveform)
- Stand-off voltage: 33.3V
The device is primarily used for surge protection in various applications like telecommunications and computer systems.
Manufacturer
Application
1. Telecommunications: Protecting communication lines from lightning-induced surges.
2. Consumer Electronics: Safeguarding devices like TVs, computers, and gaming consoles.
3. Automotive Electronics: Shielding automotive electronic systems from transient voltage spikes.
4. Industrial Equipment: Ensuring the safety of machinery control systems and sensors.
5. Power Supplies: Protecting AC/DC converters and power distribution units.
Overall, it is used wherever protection against voltage transients is crucial.