Overview of SMAJ188A-TR from STMicroelectronics

The SMAJ188A-TR is a robust and reliable transient voltage suppressor (TVS) diode designed by STMicroelectronics, a leader in the semiconductor industry. This high-quality electronic component is engineered to protect sensitive electronic equipment from voltage spikes and surges, ensuring the longevity and stable operation of your devices. The SMAJ188A-TR is an ideal choice for safeguarding applications in a variety of fields, including industrial, commercial, and consumer electronics.

Key Features

• Stand-off Voltage: The SMAJ188A-TR has a stand-off voltage of 188V, making it suitable for protecting circuits with a nominal operating voltage close to this value.
• Peak Pulse Power: It can handle peak pulse power dissipation of 400W for 10/1000μs waveform, which helps to prevent damage to the protected component from power surges.
• Clamping Voltage: When subjected to a voltage spike, the SMAJ188A-TR clamps to a maximum voltage of 328V, ensuring that the transient voltage does not exceed a level that could damage the protected device.
• Package: The device comes in a compact SMA (DO-214AC) package, which is designed for easy PCB layout and is compatible with automatic pick and place equipment.
• Temperature Range: It operates over a wide temperature range from -55°C to +150°C, accommodating various environmental conditions.
• Compliance: The SMAJ188A-TR complies with the IEC 61000-4-2 standard for electrostatic discharge (ESD) immunity, ensuring reliability in ESD-sensitive applications.

Applications

The versatility of the SMAJ188A-TR allows it to be used in numerous applications, including:

• Protection of I/O interfaces
• Voltage regulation for sensitive electronics
• Power supply protection
• Consumer electronics such as TVs, laptops, and smartphones
• Industrial systems with strict reliability requirements

With its strong protective capabilities against electrical transients, the SMAJ188A-TR from STMicroelectronics is a reliable choice for designers and engineers looking to enhance the durability and safety of their electronic products.