Semtech 1N4991 稳压二极管 240V 稳压 500W

Length: 4.7 mm

Diameter: 3.56 mm

Test Current: 5 mA

Configuration: Single

Zener Current: 19.8 mA

Mounting Style: Axial

Vz - Zener Voltage: 240 V

Zz - Zener Impedance: 650 Ohms

Pd - Power Dissipation: 5 W

Maximum Operating Temperature: + 175 C

Minimum Operating Temperature: - 55 C

Voltage Temperature Coefficient: 0.115 %/C