Overview
The BZX84C4V3-G3-18 is a silicon planar Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84-G series, known for its reliability and versatility in various electronic applications. The BZX84C4V3-G3-18 is specifically designed to provide voltage regulation and protection in circuits, with a nominal Zener voltage of 4.3 volts and a power dissipation of 300 mW.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Vishay General Semiconductor - Diodes Division | |
| Package | SOT-23-3 | |
| Description | Zener Diodes 4.3 Volt 0.35W 5% | |
| Vz - Zener Voltage | 4.3 V | V |
| Voltage Tolerance | 5 % | % |
| Pd - Power Dissipation | 300 mW | mW |
| Zz - Zener Impedance | 90 Ohms | Ohms |
| Minimum Operating Temperature | -55 °C | °C |
| Maximum Operating Temperature | +150 °C | °C |
| Ir - Maximum Reverse Leakage Current | 3 uA | uA |
| Test Current | 5 mA | mA |
| Height | 1.15 mm | mm |
| Length | 3.1 mm | mm |
| Width | 1.43 mm | mm |
Key Features
- Silicon Planar Zener Diodes: The BZX84C4V3-G3-18 is made from silicon planar technology, ensuring high reliability and stability.
- Voltage Regulation: With a nominal Zener voltage of 4.3 volts, this diode is ideal for voltage regulation applications.
- Low Power Dissipation: The component has a power dissipation of 300 mW, making it suitable for applications where heat management is critical.
- Compact Package: The SOT-23-3 package is compact and suitable for surface mount technology (SMT), saving space on the PCB.
- Wide Operating Temperature Range: The diode operates from -55 °C to +150 °C, making it versatile for various environmental conditions.
- Low Reverse Leakage Current: The maximum reverse leakage current is 3 uA, which is beneficial for minimizing power loss in circuits.
Applications
- Voltage Regulation: The BZX84C4V3-G3-18 is commonly used in voltage regulator circuits to stabilize output voltages.
- Circuit Protection: It can be used as a protective device against voltage spikes and overvoltages.
- Signal Limiting: This diode can limit signal voltages to prevent damage to sensitive components.
- Consumer Electronics: It is used in various consumer electronics such as TVs, radios, and other electronic devices.
- Automotive Systems: The diode can be found in automotive systems for voltage regulation and protection in electronic control units (ECUs) and other automotive electronics.
Q & A
- What is the nominal Zener voltage of the BZX84C4V3-G3-18?
The nominal Zener voltage is 4.3 volts.
- What is the power dissipation of the BZX84C4V3-G3-18?
The power dissipation is 300 mW.
- What is the package type of the BZX84C4V3-G3-18?
The package type is SOT-23-3.
- What is the operating temperature range of the BZX84C4V3-G3-18?
The operating temperature range is from -55 °C to +150 °C.
- What is the maximum reverse leakage current of the BZX84C4V3-G3-18?
The maximum reverse leakage current is 3 uA.
- What is the Zener impedance of the BZX84C4V3-G3-18?
The Zener impedance is 90 Ohms.
- Is the BZX84C4V3-G3-18 RoHS compliant?
Yes, the BZX84C4V3-G3-18 is RoHS compliant.
- What are common applications of the BZX84C4V3-G3-18?
Common applications include voltage regulation, circuit protection, signal limiting, and use in consumer electronics and automotive systems.
- What is the test current for the BZX84C4V3-G3-18?
The test current is 5 mA.
- What is the height of the BZX84C4V3-G3-18 package?
The height of the package is 1.15 mm.
