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1N4742ATR

1N4742ATR Description

The 1N4742ATR is a high-performance, single Zener diode designed and manufactured by onsemi. This through-hole mounted component features a nominal Zener voltage of 12V and a maximum power rating of 1W, making it ideal for a variety of electronic applications. With a ±5% tolerance and a maximum reverse leakage current of 5 µA at 9.1V, the 1N4742ATR delivers reliable performance in a compact DO41 package.

1N4742ATR Features

• Voltage - Zener (Nom) (Vz): 12V
• Power - Max: 1W
• Tolerance: ±5%
• Current - Reverse Leakage @ Vr: 5 µA @ 9.1V
• Impedance (Max) (Zzt): 9 Ohms
• Mounting Type: Through Hole
• Package: Tape & Reel (TR)
• RoHS Status: ROHS3 Compliant
• REACH Status: REACH Unaffected
• Moisture Sensitivity Level (MSL): Not Applicable

1N4742ATR Applications

The 1N4742ATR's unique combination of high voltage tolerance, low leakage current, and compact form factor make it an ideal choice for a variety of applications:

1. Voltage Regulation: The 1N4742ATR's precise Zener voltage and low leakage current make it suitable for voltage regulation in power supplies and other electronic circuits.
2. Signal Clamping: Its ability to maintain a stable voltage under reverse bias conditions makes it ideal for signal clamping applications, protecting sensitive components from voltage spikes.
3. Overvoltage Protection: The 1N4742ATR can be used to provide overvoltage protection in electronic devices, ensuring reliable operation and extending component lifespan.

Conclusion of 1N4742ATR

In conclusion, the 1N4742ATR is a versatile, high-performance Zener diode that offers a range of benefits for electronic applications. Its precise voltage regulation, low leakage current, and compact package make it an ideal choice for voltage regulation, signal clamping, and overvoltage protection. With its RoHS3 compliance and REACH unaffected status, the 1N4742ATR is a reliable and environmentally friendly solution for a wide range of electronic designs.