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STMicroelectronics 1-Element Uni-Directional TVS Diode 3kW 2-Pin DO-214 SM30T18AY
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 2.45mm |
| Length | 7.15mm |
| Model | SM30T18AY |
| Width | 6.25mm |
| Mount Type | Surface |
| Series | SM30TY |
| Maximum Operating Temperature | 150°C |
| Package Type | DO-214 |
| Minimum Operating Temperature | -55°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 30V |
| Automotive Standard | AEC-Q101 |
| Diode Configuration | Single |
| Direction Type | Uni-Directional |
| Minimum Breakdown Voltage Vbr | 16.7V |
| Maximum Reverse Stand-off Voltage Vwm | 15V |
| Peak Pulse Power Dissipation Pppm | 3kW |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 910A |
| Maximum Reverse Leakage Current | 200nA |
Key Features
- Single diode configuration for uni-directional transient voltage suppression.
- Maximum peak pulse power dissipation of 3 kW ensuring high robustness.
- Minimum breakdown voltage of 16.7 V and clamping voltage of 30 V.
- Operates reliably between -55°C and 150°C for diverse industrial environments.
- Complies with Automotive Standard AEC-Q101 for automotive-grade quality assurance.
- Maximum reverse leakage current limited to 200 nA maintaining low power loss.
- Peak pulse current capability up to 910 A allowing protection against high surge currents.
Product Description
STMicroelectronics SM30T18AY is a surface mount 1-element uni-directional TVS diode designed for effective transient voltage suppression in electronic circuits. It delivers a peak pulse power dissipation of 3 kW to protect sensitive components from voltage spikes. Encapsulated in a DO-214 package with a length of 7.15 mm, width of 6.25 mm, and height of 2.45 mm, this diode is suitable for compact PCB layouts.
Featuring a minimum breakdown voltage of 16.7 V and a maximum reverse stand-off voltage of 15 V, the SM30T18AY clamps transient voltages at 30 V. It supports pulse currents up to 910 A with minimal leakage current of 200 nA, ensuring effective protection without signal degradation. Operating temperature range spans from -55°C to 150°C, meeting requirements for industrial, automotive, HVAC, and manufacturing applications.
This TVS diode meets the automotive quality standards as per AEC-Q101, making it ideal for automotive electronic systems requiring high reliability and performance. The single-element configuration supports uni-directional transient voltage suppression, suitable for DC voltage circuits and power line protection.
Single diode configuration for uni-directional protection. 3 kW peak pulse power dissipation for robust transient suppression. Compact DO-214 surface mount package for space-saving PCB design. Wide operating temperature range of -55°C to 150°C.
Automotive standard AEC-Q101 qualified for high reliability. Low maximum reverse leakage current of 200 nA to reduce power consumption. High peak pulse current capability of 910 A for surge protection. Effective clamping voltage at 30 V to safeguard circuits.
This product is suitable for applications in power electronics, industrial control systems, automotive electronic assemblies, and general protection of sensitive semiconductor devices from transient surges. It ensures enhanced circuit reliability and longevity in harsh operating conditions.
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Frequently Asked Questions
The SM30T18AY has a peak pulse power dissipation of 3 kW, providing robust transient voltage suppression.
The clamping voltage of this diode is 30 V, which helps safeguard circuits from voltage spikes.
The minimum breakdown voltage for the SM30T18AY is 16.7 V.
The maximum reverse leakage current is limited to 200 nA, which helps maintain low power loss.
This model operates reliably within a temperature range of -55°C to 150°C, suitable for diverse industrial environments.
The SM30T18AY can handle a maximum peak pulse current of up to 910 A, providing protection against high surge currents.
This diode uses a surface mount type, encapsulated in a DO-214 package for compact PCB layouts.
The dimensions of this diode are 7.15 mm in length, 6.25 mm in width, and 2.45 mm in height.
It complies with the Automotive Standard AEC-Q101, ensuring high reliability for automotive applications.
The SM30T18AY features a single diode configuration for uni-directional transient voltage suppression.
This diode is suitable for applications in power electronics, industrial control systems, and automotive electronic assemblies.
The SM30T18AY has one element per chip, designed for single diode configurations.
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