Overview
The BZX84C4V7-E3-18 is a small signal Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84 series, known for its high reliability and precision in voltage regulation. The BZX84C4V7-E3-18 is specifically designed to provide a stable voltage reference of 4.7V, making it suitable for a variety of electronic circuits that require precise voltage control.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Zener (Nom) (Vz) | 4.7 | V |
| Voltage Tolerance | ±5% | - |
| Power Dissipation (Pd) | 300 | mW |
| Impedance (Max) (Zzt) | 80 | Ohms |
| Current - Reverse Leakage @ Vr | 3 µA @ 2 V | - |
| Voltage - Forward (Vf) (Max) @ If | 900 mV @ 10 mA | - |
| Operating Temperature | -65°C ~ 150°C | - |
| Mounting Type | Surface Mount | - |
| Package / Case | TO-236-3, SC-59, SOT-23-3 | - |
Key Features
- Silicon Planar Zener Diodes: The BZX84C4V7-E3-18 is built using silicon planar technology, ensuring high reliability and stability.
- Precision Voltage Regulation: With a nominal Zener voltage of 4.7V and a tolerance of ±5%, this diode provides precise voltage regulation.
- High Power Dissipation: The component can handle up to 300 mW of power dissipation, making it suitable for various applications.
- Low Impedance: The maximum impedance of 80 Ohms ensures minimal voltage drop and efficient operation.
- Wide Operating Temperature Range: The diode operates within a temperature range of -65°C to 150°C, making it versatile for different environmental conditions.
- Surface Mount Package: The SOT-23-3 package is ideal for surface mount technology, facilitating easy integration into modern PCB designs.
Applications
- Voltage Regulation: The BZX84C4V7-E3-18 is commonly used in voltage regulator circuits to provide a stable reference voltage.
- Overvoltage Protection: It can be used to protect electronic circuits from overvoltage conditions by clamping the voltage to a safe level.
- Signal Conditioning: This diode is useful in signal conditioning circuits where precise voltage levels are required.
- Automotive and Industrial Electronics: Due to its robust specifications and wide operating temperature range, it is suitable for use in automotive and industrial electronic systems.
Q & A
- What is the nominal Zener voltage of the BZX84C4V7-E3-18?
The nominal Zener voltage is 4.7V.
- What is the tolerance of the Zener voltage?
The tolerance is ±5%.
- What is the maximum power dissipation of the BZX84C4V7-E3-18?
The maximum power dissipation is 300 mW.
- What is the maximum impedance of the BZX84C4V7-E3-18?
The maximum impedance is 80 Ohms.
- What is the operating temperature range of the BZX84C4V7-E3-18?
The operating temperature range is -65°C to 150°C.
- What type of package does the BZX84C4V7-E3-18 use?
The package type is SOT-23-3.
- Is the BZX84C4V7-E3-18 RoHS compliant?
- What is the typical forward voltage drop of the BZX84C4V7-E3-18?
The typical forward voltage drop is 900 mV at 10 mA.
- What are common applications of the BZX84C4V7-E3-18?
- Is the BZX84C4V7-E3-18 suitable for automotive applications?
