Diodes Incorporated SMAJ78A-13: Surface Mount Transient Voltage Suppressor

The SMAJ78A-13 from Diodes Incorporated is a robust surface mount 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 high-quality TVS diode is an essential component for safeguarding circuits in a wide array of applications, including consumer electronics, industrial systems, and telecommunications infrastructure.

Key Features of the SMAJ78A-13 TVS Diode

• Stand-Off Voltage: The SMAJ78A-13 is designed with a stand-off voltage of 78V, which makes it suitable for protecting circuits operating at or below this voltage level from transient spikes.
• Peak Pulse Power: It can withstand peak pulse power dissipation of 400W for 10/1000μs waveform, ensuring reliable protection against high-energy transients.
• Clamping Voltage: The device provides a fast and effective clamping voltage of 126.7V, minimizing the risk of damage to sensitive components during a transient event.
• Low Leakage Current: With its low leakage current, the SMAJ78A-13 ensures minimal power loss when the diode is in its standby state, thus enhancing the overall efficiency of the system it protects.
• Surface Mount Package: Offered in a compact SMA (DO-214AC) package, the SMAJ78A-13 is ideal for high-density circuit board designs, allowing for space-saving integration.
• Environmental Compliance: This TVS diode is compliant with RoHS and REACH regulations, making it suitable for use in environmentally sensitive applications.

Applications

The SMAJ78A-13 is versatile and can be used in a variety of applications, including:

• Protection of I/O interfaces
• Voltage regulation modules
• Power supply units
• Notebook computers, PDAs, and other portable devices
• Networking & telecommunications equipment
• Automotive electronics

With its combination of high surge capability, fast response time, and low incremental surge resistance, the SMAJ78A-13 from Diodes Incorporated provides reliable transient voltage suppression in a small footprint, making it an excellent choice for designers looking to enhance the durability and longevity of their electronic products.