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STMicroelectronics 1-Element Uni-Directional TVS Diode 400 W Surface Mount DO-214 SMAJ15A-TR
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 2.03mm |
| Length | 2.95mm |
| Model | SMAJ15A-TR |
| Width | 4.6mm |
| Mount Type | Surface |
| Series | SMAJxxA |
| Maximum Operating Temperature | 150°C |
| Package Type | DO-214 |
| Minimum Operating Temperature | -55°C |
| Pay online using | Or choose to pay later via bank transfer |
| RS Stock No. | 714-1029PBrand: STMicroelectronicsManufacturers Part No.: SMAJ15A-TR |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 32.5V |
| 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 | 400W |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 71A |
| Maximum Reverse Leakage Current | 200nA |
Key Features
- Single diode configuration with uni-directional operation for effective voltage spike protection.
- Surface mount DO-214 package designed for compact PCB assembly.
- Minimum breakdown voltage of 16.7 V and maximum reverse stand-off voltage of 15 V.
- Clamping voltage of 32.5 V and peak pulse current of 71 A provide reliable transient absorption.
- Operating temperature range from -55°C to 150°C ensures durability under harsh conditions.
- Low maximum reverse leakage current of 200 nA reduces power losses.
- ESD protection capability improves circuit robustness against electrostatic discharge events.
- Single element per chip and no automotive standard certification.
Product Description
STMicroelectronics SMAJ15A-TR is a 1-element uni-directional Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic circuits from voltage spikes and transients. It features a single diode configuration capable of peak pulse power dissipation of 400 watts, excellent for safeguarding power lines and signal circuits from electrostatic discharges and lightning surges.
This surface mount device (SMD) comes in a DO-214 package type optimized for automated assembly on printed circuit boards. It has a minimum breakdown voltage (Vbr) of 16.7 volts and a maximum reverse stand-off voltage (Vwm) of 15 volts, making it suitable for applications operating near these voltage thresholds.
The diode clamps transient voltages at 32.5 volts, with a maximum peak pulse current (Ippm) capacity of 71 amperes, providing robust protection against transient events. Operating temperature ranges from -55°C to 150°C, ensuring reliability in a wide variety of industrial and commercial environments.
Its maximum reverse leakage current is limited to 200 nanoamperes, minimizing leakage losses in steady-state conditions. The device includes ESD (Electrostatic Discharge) protection functionality, enhancing circuit resilience. The compact physical dimensions of 2.95 mm length, 4.6 mm width, and 2.03 mm height allow efficient space utilization in compact electronic designs.
This TVS diode does not hold any specific standards or automotive certifications but is widely used in industrial, consumer electronics, telecommunication equipment, and power supply protection applications. It belongs to the SMAJxxA series from STMicroelectronics, known for consistent performance and reliability.
The set includes a single-element TVS diode in surface mount DO-214 form factor, ideal for protecting circuits against transient overvoltage events, typically in industrial control, medical equipment, and communication infrastructure.
Single diode configuration with uni-directional transient voltage protection. Rated for 400 W peak pulse power dissipation. Surface mount DO-214 package suitable for automated PCB assembly. Operating temperature range: -55°C to 150°C.
Low maximum reverse leakage current of 200 nA for efficiency. Clamping voltage of 32.5 V ensures controlled voltage suppression. Peak pulse current capacity of 71 A for high-energy transient protection. Compact dimensions enable space-saving designs.
ESD protection included for enhanced circuit safety. Part of SMAJxxA series by STMicroelectronics known for reliability. Explore more STMicroelectronics semiconductor components and TVS Diode products at EnvMart for comprehensive industrial, commercial, and electronic applications.
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Frequently Asked Questions
This model has a peak pulse power dissipation rating of 400 watts, providing effective protection against voltage spikes.
The clamping voltage for the SMAJ15A-TR is 32.5 volts, ensuring controlled voltage suppression during transient events.
The maximum reverse stand-off voltage (Vwm) for this diode is 15 volts, making it suitable for applications operating near this threshold.
The minimum breakdown voltage (Vbr) for this model is 16.7 volts, which is crucial for its protective function.
The maximum peak pulse current (Ippm) for the SMAJ15A-TR is 71 amperes, providing robust protection against high-energy transients.
This unit has dimensions of 2.95 mm in length, 4.6 mm in width, and 2.03 mm in height, allowing for compact PCB designs.
The operating temperature range for this diode is from -55°C to 150°C, ensuring reliability in various industrial environments.
This model uses a surface mount configuration, specifically in a DO-214 package type optimized for automated assembly.
The SMAJ15A-TR features a single diode configuration, designed for uni-directional transient voltage protection.
The maximum reverse leakage current for the SMAJ15A-TR is 200 nanoamperes, which helps minimize power losses.
This TVS diode is widely used in industrial control, medical equipment, consumer electronics, and telecommunication equipment for transient voltage protection.
Yes, this model includes ESD protection functionality, enhancing circuit resilience against electrostatic discharge events.
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