myMectronic
myMectronic

A Premier B2B Part Search

Vishay 1N4744ATAP Zener Diode

The Vishay 1N4744A-TAP is a silicon planar power Zener diode specifically engineered for stabilizing and clipping circuits requiring high power ratings. Its AEC-Q101 qualification ensures suitability for demanding automotive applications. The device offers a standard Zener voltage tolerance of ±5%, providing predictable and reliable performance. It is packaged in a DO-41 configuration and is available in taped and ammopack options for automated assembly processes. This Zener diode is a robust and reliable solution for voltage regulation and overvoltage protection in various industrial and consumer electronics applications.

Authorized Distributors
Source:Newark
Part No:1N4744A-TAP
Stock:6016
Inv Date:06-09-2026
Price: Unit price: $0.467
Buy/RFQ:
Source:DigiKey
Part No:1N4744A-TAP
Stock:30000
Inv Date:06-09-2026
Price: Unit price: $0.1684
Buy/RFQ:
Part No:1N4744A-TAP
Stock:37313
Inv Date:06-10-2026
Price: Unit price: $0.43
Buy/RFQ:
Part No:1N4744A-TAP
Stock:8525
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay 1N4744ATAP Zener Diode Specifications:

  • VZrange nom.: 3.3 to 100 V
  • Test current IZT: 2.5 to 76 mA
  • VZspecification: Thermal equilibrium
  • Int. construction: Single
  • Power dissipation: 1300 mW (at 4 mm from case)
  • Zener current: IZ
  • Thermal resistance junction to ambient air: 110 K/W (at 4 mm from case)
  • Junction temperature: 175 °C
  • Storage temperature range: -65 to +175 °C
  • Forward voltage (max.): 1.2 V (at 200 mA)
  • Zener voltage range: 3.3 to 100 V
  • Reverse leakage current: ≤ 5 μA
  • Dynamic resistance f = 1 kHz: ≤ 10 
  • Surge current: 400 to 3000 mA
  • Regulator current: 276 to 1380 mA
  • Package: DO-41
  • Weight: 310 mg
  • Molding compound flammability rating: UL 94 V-0
  • Moisture sensitivity level: MSL level 1 (J-STD-020)
  • Soldering conditions: 260 °C / 10 s at terminals

Buy the 1N4744A-TAP VISHAY Zener Diode | myMectronic

Purchase the Vishay 1N4744A-TAP Zener Diode securely and conveniently online.

Buy Now

Frequently Asked Questions

Where can I buy Vishay 1N4744ATAP?

You can click on the BUY or RFQ button to purchase 1N4744ATAP from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part 1N4744ATAP?

You can download the 1N4744ATAP datasheet or visit the Vishay website for support.

Who is the manufacturer of 1N4744ATAP?

Vishay

Vishay Part List

Browse and search other Vishay parts, locate datasheets and stock

Sponsored by