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STMicroelectronics 1-Element Uni-Directional TVS Diode 1.5 kW 2-Pin DO-214 SM15T39AY
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 2.45mm |
| Length | 7.15mm |
| Model | SM15T39AY |
| Width | 6.25mm |
| Mount Type | Surface |
| Series | SM15TY |
| Maximum Operating Temperature | 150°C |
| Package Type | DO-214 |
| Minimum Operating Temperature | -40°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 69.7V |
| Automotive Standard | AEC-Q101 |
| Diode Configuration | Single |
| Direction Type | Uni-Directional |
| Minimum Breakdown Voltage Vbr | 37.1V |
| Maximum Reverse Stand-off Voltage Vwm | 33.3V |
| Peak Pulse Power Dissipation Pppm | 1.5kW |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 143A |
| Maximum Reverse Leakage Current | 1μA |
Key Features
- Designed for unidirectional transient voltage suppression applications.
- Provides a minimum breakdown voltage of 37.1 V and maximum reverse stand-off voltage of 33.3 V.
- Peak pulse current rating of 143 A ensures robust performance under transient events.
- Compact DO-214 package with dimensions 7.15 mm length, 6.25 mm width, and 2.45 mm height.
- Operates reliably from -40°C to 150°C with low leakage current of 1 μA.
- Compliant with Automotive AEC-Q101 standard for automotive reliability.
- Single element chip configuration optimized for circuit protection.
- Surface mount mount type suitable for automated PCB assembly.
Product Description
STMicroelectronics SM15T39AY 1-Element Uni-Directional TVS Diode is a robust and compact transient voltage suppressor designed for circuit protection in electronic and automotive applications. With a peak pulse power dissipation of 1.5 kW, this diode safeguards sensitive electronic components against voltage spikes and surges.
Housed in a surface mount DO-214 package, the diode measures 7.15 mm in length, 6.25 mm in width, and 2.45 mm in height, making it suitable for space-constrained printed circuit boards. Its unidirectional configuration provides efficient clamping at a voltage of 69.7 V to limit transient voltages effectively.
The device supports a minimum breakdown voltage of 37.1 V and a maximum reverse stand-off voltage of 33.3 V. It operates reliably in a wide temperature range from -40°C up to 150°C, ensuring stability in harsh environments. The low maximum reverse leakage current of 1 μA enhances energy efficiency.
This TVS diode is compliant with the AEC-Q101 automotive standard, underscoring its high reliability for automotive and industrial use cases such as power supply protection, automotive electronics, industrial control systems, and communication devices.
Unidirectional transient voltage suppression for circuit protection. 1.5 kW peak pulse power dissipation capacity. Compact 2-Pin DO-214 surface mount package. Wide operating temperature from -40°C to 150°C. Low leakage current improving overall circuit efficiency.
Automotive standard compliant with AEC-Q101. High peak pulse current of 143 A ensures transient robustness. Single element chip for focused protection.
Its compact size and robust specifications make it ideal for industrial, automotive, and electronic manufacturing applications requiring protection against voltage transients. Explore other semiconductor components and TVS Diodes in our extensive EnvMart catalog to complement your circuit design needs.
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Frequently Asked Questions
The SM15T39AY TVS diode has a peak pulse power dissipation capacity of 1.5 kW, providing robust protection against voltage spikes.
It has a minimum breakdown voltage of 37.1 V, ensuring effective clamping during transient events.
The maximum reverse stand-off voltage is 33.3 V, which helps in protecting sensitive components from high voltage transients.
The clamping voltage for this unit is 69.7 V, which limits transient voltages effectively during operation.
This model can handle a maximum peak pulse current of 143 A, ensuring robust performance under transient conditions.
The dimensions of the DO-214 package are 7.15 mm in length, 6.25 mm in width, and 2.45 mm in height, making it suitable for compact PCB designs.
It operates reliably within a temperature range of -40°C to 150°C, making it suitable for harsh environments.
The SM15T39AY supports surface mount installation, which is ideal for automated PCB assembly.
Yes, it is compliant with the AEC-Q101 automotive standard, indicating its reliability for automotive applications.
This diode features a single element chip configuration, optimized for focused circuit protection.
The maximum reverse leakage current for this model is 1 μA, which enhances energy efficiency in circuits.
This TVS diode is suitable for applications such as power supply protection, automotive electronics, and industrial control systems.
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