1N5349B, Zener Diode,12V , 5W, Axial Leaded Package

The 1N5349B is a high-power silicon Zener diode designed for use in voltage stabilization, regulation, and protection circuits. It maintains tight voltage tolerances over a broad temperature range. With 5W power dissipation and robust surge performance, it is well suited for use in industrial power supplies, automotive systems, and instrumentation where high reliability and performance are critical.

Key Features:

• High Power Handling: Rated for 5 watts of steady-state power dissipation.
• Stable Voltage Regulation: Maintains a consistent 12V Zener voltage at test current.
• Low Zener Impedance: Reduces voltage variation across wide current and temperature ranges.
• High Surge Current Tolerance: Withstands surge pulses up to 125A.
• Hermetic Molded Glass Body: Moisture-resistant, suitable for harsh environments.
• JEDEC Registered: Industry standard mechanical and electrical specifications.

Additional Specifications:

• Mounting Style: Through Hole
• Zener Voltage (Vz): 12V At 100Ma
• Power Dissipation: 5W
• Reverse Current (Ir): <=2µA At 6.8V
• Zener Impedance (Zz): 2.5Ohm At 100Ma
• Operating Temperature Range: -65+150°C
• Dimensions: 9.5x4.2x25Mm