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STMicroelectronics 1-Element Bi-Directional TVS Diode 1.5 kW, 2-Pin DO-214 SM15T18CAY
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 2.45mm |
| Length | 7.15mm |
| Model | SM15T18CAY |
| 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 | 32.5V |
| Automotive Standard | AEC-Q101 |
| Diode Configuration | Single |
| Direction Type | Bi-Directional |
| Minimum Breakdown Voltage Vbr | 17.1V |
| Maximum Reverse Stand-off Voltage Vwm | 15.3V |
| Peak Pulse Power Dissipation Pppm | 1.5kW |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 308A |
| Maximum Reverse Leakage Current | 1μA |
Key Features
- Offers peak pulse power dissipation of 1.5 kW for effective surge protection.
- Bi-directional diode configuration suitable for various circuit designs.
- Compact DO-214 package with 2-pin surface mount type ensures easy PCB integration.
- Minimum breakdown voltage of 17.1 V and maximum reverse stand-off voltage of 15.3 V.
- Clamping voltage is 32.5 V providing excellent transient voltage clamping capability.
- Operates reliably between -40°C to 150°C temperature range.
- Maximum peak pulse current rating is 308 A ensuring robust surge current handling.
- Complies with Automotive Standard AEC-Q101 for automotive applications.
Product Description
STMicroelectronics SM15T18CAY is a 1-element bi-directional Transient Voltage Suppressor (TVS) diode with a peak pulse power dissipation rating of 1.5 kW. It features a 2-pin DO-214 surface mount package optimized for compact circuit board layouts. This TVS diode protects sensitive electronic components from voltage spikes and transient surges, making it ideal for power and signal line protection in various industrial, automotive, and consumer electronic applications.
The SM15T18CAY device has a minimum breakdown voltage of 17.1 V and a maximum reverse stand-off voltage of 15.3 V, clamping voltage of 32.5 V, and a maximum peak pulse current handling capability of 308 A. It is designed for reliable operation across a wide temperature range from -40°C to 150°C. The diode's compliance with automotive standard AEC-Q101 ensures suitability for automotive system use.
Its compact DO-214 surface mount package with dimensions 7.15 mm length, 6.25 mm width, and 2.45 mm height facilitates automated PCB assembly and high-density layouts. The device's low maximum reverse leakage current of 1 µA helps maintain overall circuit efficiency and prevents unwanted current draw during normal operation.
This STMicroelectronics TVS Diode is suitable for protecting industrial electronic devices, automotive electronic control units, telecommunications, and power supplies against electrostatic discharge, voltage transients, and other surge events. Its robust design ensures enhanced reliability and longevity of sensitive electronic components.
Offers peak pulse power dissipation of 1.5 kW for effective surge protection. Bi-directional diode configuration suitable for various circuit designs. Compact DO-214 package with 2-pin surface mount type ensures easy PCB integration.
Minimum breakdown voltage of 17.1 V and maximum reverse stand-off voltage of 15.3 V. Clamping voltage is 32.5 V providing excellent transient voltage clamping capability. Operates reliably between -40°C to 150°C temperature range.
Maximum peak pulse current rating is 308 A ensuring robust surge current handling. Complies with Automotive Standard AEC-Q101 for automotive applications. Small form factor with dimensions: Length 7.15 mm, Width 6.25 mm, Height 2.45 mm.
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Frequently Asked Questions
The peak pulse power dissipation of the SM15T18CAY is rated at 1.5 kW, providing effective surge protection for sensitive electronic components.
The clamping voltage of this model is 32.5 V, which offers excellent transient voltage clamping capability.
It operates reliably within a temperature range of -40°C to 150°C, making it suitable for various environmental conditions.
The DO-214 package has dimensions of 7.15 mm in length, 6.25 mm in width, and 2.45 mm in height, facilitating easy PCB integration.
The maximum peak pulse current rating for this diode is 308 A, ensuring robust handling of surge currents.
The minimum breakdown voltage is 17.1 V, which is critical for its operation in protecting circuits from overvoltage.
Yes, it complies with Automotive Standard AEC-Q101, making it suitable for automotive applications.
The SM15T18CAY is a 1-element diode, designed for bi-directional surge protection.
The maximum reverse stand-off voltage for this diode is 15.3 V, which is essential for its protective capabilities.
This model uses a surface mount type, specifically designed for compact circuit board layouts.
The maximum reverse leakage current is 1 µA, which helps maintain circuit efficiency during normal operation.
This diode is suitable for protecting industrial electronic devices, automotive electronic control units, telecommunications, and power supplies against voltage transients and electrostatic discharge.
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