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Vishay 1N4743ATR Silicon Zener Diode
The Vishay 1N4743A-TR is a silicon planar power Zener diode specifically engineered for stabilizing and clipping circuits requiring high power ratings. It's characterized by a standard Zener voltage tolerance of ±5%, ensuring predictable and consistent performance. Qualified under AEC-Q101 standards, this diode is suitable for demanding automotive applications. Its robust construction and reliable characteristics make it ideal for voltage regulation, overvoltage protection, and various other power management tasks in industrial and consumer electronics. The device is packaged in a DO-41 package and offers a wide range of Zener voltages to suit diverse circuit requirements.
Vishay 1N4743ATR Silicon 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 4mm from case)
- Zener current: IZ
- Thermal resistance junction to ambient air: 110 K/W (at 4mm 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
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Frequently Asked Questions
Where can I buy Vishay 1N4743ATR?
You can click on the BUY or RFQ button to purchase 1N4743ATR from an authorized Vishay distributor.
How do I troubleshoot issues or seek technical support for part 1N4743ATR?
You can download the 1N4743ATR datasheet or visit the Vishay website for support.
Who is the manufacturer of 1N4743ATR?
Vishay