Overview
The STMicroelectronics SMAJ170A-TR is a uni-directional Transient Voltage Suppressor (TVS) diode designed to protect electronic circuits from voltage spikes and transient events. This component is part of the TRANSIL™ series and is packaged in a DO-214AC (SMA) surface mount package. It is known for its high peak pulse power dissipation and robust protection capabilities, making it suitable for a wide range of applications.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Direction Type | Uni-Directional |
| Diode Configuration | Single |
| Maximum Clamping Voltage | 353V |
| Minimum Breakdown Voltage | 189V |
| Maximum Reverse Stand-off Voltage | 170V |
| Mounting Type | Surface Mount |
| Package Type | DO-214AC (SMA) |
| Pin Count | 2 |
| Peak Pulse Power Dissipation | 400W |
| Maximum Peak Pulse Current | 6.5A |
| ESD Protection | Yes |
| Number of Elements per Chip | 1 |
| Minimum Operating Temperature | -55 °C |
| Maximum Operating Temperature | +150 °C |
| Dimensions | 4.6 x 2.95 x 2.03mm |
| Test Current | 1mA |
| Maximum Reverse Leakage Current | 200nA |
Key Features
- High peak pulse power dissipation of 400W to protect against transient voltage spikes.
- Uni-directional configuration for specific protection needs.
- Surface mount package (DO-214AC) for easy integration into SMD designs.
- Wide operating temperature range from -55 °C to +150 °C.
- ESD protection to safeguard against electrostatic discharge.
- Low maximum reverse leakage current of 200nA.
Applications
The SMAJ170A-TR is suitable for general-purpose circuit protection in various electronic systems. It can be used in applications such as power supplies, communication equipment, and other electronic devices that require protection from voltage transients and spikes.
Q & A
- What is the maximum clamping voltage of the SMAJ170A-TR?
The maximum clamping voltage is 353V. - What is the minimum breakdown voltage of this TVS diode?
The minimum breakdown voltage is 189V. - What is the peak pulse power dissipation of the SMAJ170A-TR?
The peak pulse power dissipation is 400W. - Does the SMAJ170A-TR offer ESD protection?
Yes, it does offer ESD protection. - What is the operating temperature range of the SMAJ170A-TR?
The operating temperature range is from -55 °C to +150 °C. - What is the package type of the SMAJ170A-TR?
The package type is DO-214AC (SMA). - How many pins does the SMAJ170A-TR have?
The SMAJ170A-TR has 2 pins. - What is the maximum peak pulse current of this TVS diode?
The maximum peak pulse current is 6.5A. - Is the SMAJ170A-TR RoHS compliant?
Yes, it is RoHS compliant. - What are the dimensions of the SMAJ170A-TR?
The dimensions are 4.6 x 2.95 x 2.03mm.
