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1N4744A Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
1N4744AFAIRCHILD4010Yes

15 V, 1 W silicon zener diode

The 1N4744A is a Zener diode manufactured by FAIRCHILD Semiconductor. Below are its specifications, descriptions, and features:

Specifications:

  • Zener Voltage (Vz): 15V
  • Power Dissipation (Pd): 1.0W
  • Tolerance: ±5%
  • Maximum Zener Impedance (Zz): 17Ω
  • Test Current (Izt): 20mA
  • Operating Temperature Range: -65°C to +200°C
  • Package Type: DO-41 (Axial Lead)

Description:

The 1N4744A is a 1W Zener diode designed for voltage regulation and protection in electronic circuits. It maintains a stable reference voltage when operated in reverse breakdown mode.

Features:

  • High reliability
  • Low impedance
  • Precision voltage regulation
  • Axial-lead package for easy mounting
  • RoHS compliant

This diode is commonly used in power supplies, voltage references, and surge protection circuits.

(Note: Always refer to the official datasheet for detailed electrical characteristics and application guidelines.)

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