onsemi

1N5343B

1N5343B Description

The 1N5343B is a high-quality single Zener diode manufactured by onsemi, designed to provide reliable voltage regulation in various electronic circuits. With a nominal Zener voltage of 7.5 V and a maximum power rating of 5 W, this diode is well-suited for applications requiring precise voltage stabilization. The 1N5343B features a through-hole mounting type and is packaged in an axial package, making it easy to integrate into existing designs. Despite being classified as obsolete, this diode remains a popular choice for its performance benefits and unique features.

1N5343B Features

• Voltage - Zener (Nom) (Vz): 7.5 V
• Power - Max: 5 W
• Voltage - Forward (Vf) (Max) @ If: 1.2 V @ 1 A
• Impedance (Max) (Zzt): 1.5 Ohms
• Current - Reverse Leakage @ Vr: 10 µA @ 5.7 V
• Tolerance: ±5%
• Mounting Type: Through Hole
• Supplier Device Package: Axial
• Product Status: Obsolete
• REACH Status: REACH Unaffected
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

1N5343B Applications

The 1N5343B is ideal for use in a variety of applications where precise voltage regulation is required. Some specific use cases include:

1. Power Supplies: The 1N5343B can be used in power supply circuits to maintain a stable output voltage, ensuring reliable operation of connected devices.
2. Voltage Reference Circuits: This diode is well-suited for voltage reference applications, providing a stable reference voltage for precision measurements and signal processing.
3. Overvoltage Protection: The 1N5343B can be used in overvoltage protection circuits to protect sensitive components from voltage spikes and transients.
4. Signal Conditioning: In signal conditioning circuits, the 1N5343B can be used to clamp voltage levels, ensuring that signals remain within acceptable limits.

Conclusion of 1N5343B

The 1N5343B is a reliable and high-performance single Zener diode that offers precise voltage regulation in a variety of applications. Despite its obsolete status, this diode remains a popular choice for its unique features and advantages over similar models. With a nominal Zener voltage of 7.5 V and a maximum power rating of 5 W, the 1N5343B is well-suited for use in power supplies, voltage reference circuits, overvoltage protection, and signal conditioning applications. Its through-hole mounting type and axial package make it easy to integrate into existing designs, making it an ideal choice for a wide range of electronic circuits.