1N4742A 12V 1W Zener Diode, DO-41, 1-Pack

The 1N4742A is a 12V, 1W Zener diode for voltage regulation and reference circuits. Its axial through-hole DO-204AL (DO-41) package is suited to compatible circuit builds and repairs. Includes 1 diode.

Specifications

• Part number: 1N4742A
• Nominal Zener voltage: 12V
• Voltage tolerance: ±5%
• Maximum power dissipation: 1W
• Maximum Zener impedance: 9 ohms
• Reverse leakage current: 5 µA at 9.1V
• Maximum forward voltage: 1.2V at 200 mA
• Listed junction temperature: 175°C
• Package: DO-204AL (DO-41)
• Mounting: Axial through-hole
• Quantity: 1 diode

Match the electrical ratings, package, and polarity to your circuit before installation.