BYX120G – Rugged Glass-Passivated Rectifier Diode

Overview

The BYX120G is a high-performance, rugged rectifier diode designed for demanding applications requiring high reliability and efficiency. Encased in a glass-passivated package, this diode offers superior thermal and electrical stability, making it suitable for industrial, automotive, and power supply applications. Its high maximum operating characteristics ensure robust performance under extreme conditions.

Features

• Glass Passivated: Ensures long-term reliability and protection against environmental factors.
• High Maximum Operating Voltage: Capable of handling high voltage conditions, making it ideal for power applications.
• Low Forward Voltage Drop: Enhances efficiency by minimizing power loss during conduction.
• Fast Switching Speed: Suitable for high-frequency applications.
• High Surge Current Capability: Withstands transient overload conditions without degradation.
• Rugged Construction: Designed to endure mechanical and thermal stress.

Applications

The BYX120G is versatile and can be used in a wide range of applications, including:

• Power Supplies: AC-DC converters, switch-mode power supplies (SMPS), and linear regulators.
• Industrial Equipment: Motor drives, welding machines, and automation systems.
• Automotive Electronics: Alternator rectification, battery charging systems, and LED drivers.
• Consumer Electronics: Power adapters, inverters, and home appliances.
• Renewable Energy Systems: Solar inverters and wind turbine rectifiers.

Electrical Characteristics

The following table summarizes the key electrical specifications of the BYX120G under standard operating conditions (unless otherwise noted):

Absolute Maximum Ratings

• Peak Repetitive Reverse Voltage (V_RRM): 1200V
• Average Forward Current (I_F(AV)): 1A
• Non-Repetitive Peak Forward Surge Current (I_FSM): 30A (single half-sine wave, 8.3ms duration)
• Operating Junction Temperature (T_J): -55°C to +150°C
• Storage Temperature Range (T_stg): -55°C to +150°C

Thermal Characteristics

• Thermal Resistance, Junction to Ambient (R_θJA): 75°C/W
• Thermal Resistance, Junction to Case (R_θJC): 15°C/W

Forward Characteristics

• Forward Voltage Drop (V_F): 1.1V (typical) at I_F = 1A, T_J = 25°C
• Reverse Recovery Time (t_rr): 500ns (maximum)

Package Information

The BYX120G is housed in a robust, industry-standard package designed for optimal thermal and electrical performance. Key package details include:

• Package Type: DO-41 (Glass Passivated)
• Dimensions: 4.3mm (Length) x 2.7mm (Diameter)
• Lead Material: Tinned Copper
• Weight: Approximately 0.35 grams
• Mounting Style: Through-hole
• Polarity Marking: Cathode band indicated for easy identification

Reliability and Compliance

The BYX120G is designed to meet stringent industry standards for reliability and performance. It complies with the following certifications and test conditions:

• RoHS Compliant: Meets Restriction of Hazardous Substances directives.
• UL Recognition: Certified under UL standards for safety.
• High-Temperature Storage Life Test: Validated for long-term stability at elevated temperatures.
• Moisture Sensitivity Level (MSL): MSL 1 (Unlimited floor life at ≤30°C/85% RH).

Conclusion

The BYX120G is a high-reliability, glass-passivated rectifier diode engineered for demanding applications where efficiency, ruggedness, and thermal stability are critical. Its high voltage capability, low forward drop, and robust construction make it an excellent choice for power conversion, industrial systems, and automotive electronics. With compliance to industry standards and superior electrical characteristics, the BYX120G ensures dependable performance in harsh environments.