The SMCJ188A-TR from STMicroelectronics is a robust Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage transients induced by system inductance, lightning, and other transient voltage events. This product is a part of STMicroelectronics' SMCJ series, which is renowned for its high reliability and performance in harsh environments.

Key Features

• Stand-off Voltage: The SMCJ188A-TR has a stand-off voltage of 188V, making it suitable for a variety of applications where high voltage protection is required.
• Peak Pulse Power: It boasts an impressive peak pulse power dissipation of 1500 Watts at 10/1000μs waveform, ensuring robust protection against high energy transients.
• Clamping Voltage: With a clamping voltage of 328V, the device can effectively clamp transient overvoltages, safeguarding downstream components from damage.
• Package: The TVS diode comes in a DO-214AB (SMC) package, which is compact and suitable for high-density circuit board designs. This surface-mount package allows for efficient assembly in automated production lines.
• Low Leakage Current: The low leakage current of the device ensures minimal power loss when the device is in standby mode, contributing to the energy efficiency of the overall system.
• Temperature Range: It operates within a wide temperature range from -55°C to +150°C, accommodating various operating conditions and environments.
• Compliance: The SMCJ188A-TR complies with the ISO 7637-2 pulse 5a and 5b standards and is RoHS compliant, making it suitable for automotive and other applications requiring adherence to strict industry regulations.

Applications

The SMCJ188A-TR is ideal for protecting voltage-sensitive components in various applications, including:

• Automotive control units
• Industrial systems
• Consumer electronics
• Power supply devices
• Telecommunication systems

In summary, the SMCJ188A-TR from STMicroelectronics is a high-quality TVS diode that provides excellent transient voltage suppression capabilities, ensuring the protection and longevity of electronic components in a wide array of applications.