BYX90G Technical Summary

Overview

The BYX90G is a rugged, high-performance diode designed for demanding applications requiring reliability and efficiency. Encased in a glass passivated package, this component ensures superior protection against environmental factors while maintaining excellent electrical characteristics. The BYX90G is engineered for high maximum operating conditions, making it suitable for industrial, automotive, and power supply applications where durability and performance are critical.

Features

• Glass Passivated: Provides enhanced protection against moisture and contaminants, ensuring long-term reliability.
• High Maximum Operating Temperature: Capable of functioning efficiently under elevated temperature conditions.
• Low Forward Voltage Drop: Minimizes power loss and improves overall efficiency.
• High Surge Current Capability: Withstands transient overloads, making it ideal for rugged applications.
• Fast Switching Speed: Enables high-frequency operation, suitable for switching power supplies and rectification.
• RoHS Compliant: Meets environmental standards for lead-free and hazardous substance-free manufacturing.

Applications

The BYX90G is versatile and can be used in a wide range of applications, including but not limited to:

• Power Supplies: Used in AC/DC converters, switch-mode power supplies (SMPS), and voltage regulators.
• Automotive Systems: Suitable for alternator rectification, ignition systems, and other high-reliability automotive circuits.
• Industrial Equipment: Ideal for motor drives, welding equipment, and other high-power industrial applications.
• Consumer Electronics: Used in power adapters, battery chargers, and LED drivers.
• Telecommunications: Employed in power distribution and protection circuits within telecom infrastructure.

Electrical Characteristics

Absolute Maximum Ratings

• Maximum Reverse Voltage (V_R): 1000V
• Average Forward Current (I_F(AV)): 1.0A
• Peak Forward Surge Current (I_FSM): 30A (non-repetitive)
• Operating Junction Temperature (T_J): -55°C to +150°C
• Storage Temperature (T_stg): -55°C to +150°C

Typical Electrical Characteristics (at T_J = 25°C unless specified)

• Forward Voltage Drop (V_F): 1.1V at I_F = 1.0A
• Reverse Leakage Current (I_R): 5µA at V_R = 1000V
• Junction Capacitance (C_J): 15pF at V_R = 4V, f = 1MHz
• Thermal Resistance (R_θJA): 50°C/W

Package Information

The BYX90G is housed in a robust glass passivated package, designed for mechanical strength and thermal performance. Below are the key package details:

• Package Type: DO-41 (Glass Passivated)
• Dimensions: 4.3mm (Length) x 2.6mm (Diameter)
• Lead Material: Tinned Copper
• Weight: Approximately 0.35 grams
• Mounting Style: Through-hole
• Polarity Marking: Cathode band indicated on the body

Reliability and Compliance

The BYX90G is designed to meet stringent quality and reliability standards, ensuring consistent performance in harsh environments. The component undergoes rigorous testing, including:

• High-Temperature Operating Life (HTOL) Testing
• Temperature Cycling and Humidity Testing
• Mechanical Shock and Vibration Resistance

Additionally, the BYX90G complies with industry standards such as RoHS and REACH, ensuring environmental safety and regulatory compliance.

Conclusion

The BYX90G is a high-reliability diode offering excellent electrical performance, rugged construction, and broad applicability across multiple industries. Its glass passivated package, high surge current capability, and fast switching speed make it an ideal choice for demanding applications. Whether used in power supplies, automotive systems, or industrial equipment, the BYX90G delivers consistent and reliable performance under challenging conditions.