Overview
The BZX84C43-HE3-18 is a Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84C series, known for its high reliability and stability in voltage regulation applications. The BZX84C43-HE3-18 is designed to provide a stable voltage reference and is widely used in various electronic circuits to protect against voltage spikes and to regulate voltage levels.
Key Specifications
| Parameter | Value |
|---|---|
| Zener Voltage (Vz) | 43 V |
| Power Dissipation (Pd) | 300 mW |
| Voltage Tolerance | 5% |
| Maximum Reverse Leakage Current (Ir) | 5 uA |
| Zener Impedance (Zz) | 95 Ohms |
| Package Type | SOT-23-3 |
| Operating Temperature Range | -65°C to 150°C |
Key Features
- High stability and low noise operation.
- Compact SOT-23-3 package for space-saving designs.
- Low Zener impedance for better voltage regulation.
- Wide operating temperature range from -65°C to 150°C.
- High reliability and long lifespan.
Applications
- Voltage regulation and stabilization in power supplies and electronic circuits.
- Overvoltage protection in various electronic devices.
- Reference voltage generation in analog circuits.
- Surge protection and transient voltage suppression.
Q & A
- What is the primary function of the BZX84C43-HE3-18 Zener diode?
The primary function is to provide a stable voltage reference and protect against voltage spikes in electronic circuits. - What is the Zener voltage of the BZX84C43-HE3-18?
The Zener voltage is 43 V. - What is the power dissipation capacity of the BZX84C43-HE3-18?
The power dissipation capacity is 300 mW. - What is the package type of the BZX84C43-HE3-18?
The package type is SOT-23-3. - What is the operating temperature range of the BZX84C43-HE3-18?
The operating temperature range is from -65°C to 150°C. - What are some common applications of the BZX84C43-HE3-18?
Common applications include voltage regulation, overvoltage protection, reference voltage generation, and surge protection. - Why is the BZX84C43-HE3-18 preferred in many designs?
It is preferred due to its high stability, low noise operation, and compact package. - What is the maximum reverse leakage current of the BZX84C43-HE3-18?
The maximum reverse leakage current is 5 uA. - What is the Zener impedance of the BZX84C43-HE3-18?
The Zener impedance is 95 Ohms. - Is the BZX84C43-HE3-18 suitable for high-temperature applications?
Yes, it is suitable for high-temperature applications with an operating range up to 150°C.
