Overview
The BZX84B4V7-E3-08 is a small signal Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84 series, which is known for its silicon planar Zener diodes. The BZX84B4V7-E3-08 is designed to provide voltage regulation and protection in various electronic circuits. It is RoHS-compliant and available in the SOT-23-3 package, making it suitable for surface-mount technology (SMT) applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | BZX84B4V7-E3-08 | |
| Manufacturer | Vishay General Semiconductor - Diodes Division | |
| Package | SOT-23-3 | |
| Zener Voltage (Vz) | 4.4 to 5.0 V (nominal 4.7 V) | V |
| Voltage Tolerance | 5% | |
| Power Dissipation (Ptot) | 300 mW | mW |
| Test Current (IZT) | 5 mA | mA |
| Reverse Leakage Current (IR) | 3 μA | μA |
| Zener Impedance (ZZ) | 80 Ω | Ω |
| Minimum Operating Temperature | -65 °C | °C |
| Maximum Operating Temperature | 150 °C | °C |
| Junction Temperature | 150 °C | °C |
| Thermal Resistance (RthJA) | 420 K/W | K/W |
Key Features
- Silicon Planar Zener Diodes: The BZX84B4V7-E3-08 is a silicon planar Zener diode, offering stable voltage regulation.
- Rohs Compliance: This component is RoHS-compliant, ensuring it meets environmental standards.
- SOT-23-3 Package: Packaged in SOT-23-3, it is suitable for surface-mount technology (SMT) applications, saving space and promoting better thermal performance.
- AEC-Q101 Qualified: Available in AEC-Q101 qualified versions, making it suitable for automotive applications.
- High Power Dissipation: With a power dissipation of 300 mW, it can handle moderate power requirements.
- Low Zener Impedance: The Zener impedance of 80 Ω ensures minimal voltage drop and efficient operation.
Applications
- Voltage Regulation: Used in voltage regulation circuits to provide a stable voltage reference.
- Circuit Protection: Acts as a protective device against voltage spikes and transients.
- Automotive Systems: Suitable for automotive applications, including power conversion for LED headlights, dashboard displays, and electronic control units (ECUs).
- Consumer Electronics: Used in consumer electronics for voltage stabilization and protection.
- Telecommunications and Computing: Employed in telecommunications equipment and computing devices for reliable voltage regulation.
Q & A
- What is the part number of this Zener diode?
The part number is BZX84B4V7-E3-08.
- Who is the manufacturer of this component?
The manufacturer is Vishay General Semiconductor - Diodes Division.
- What is the package type of this diode?
The package type is SOT-23-3.
- What is the nominal Zener voltage of this diode?
The nominal Zener voltage is 4.7 V.
- What is the power dissipation capacity of this diode?
The power dissipation capacity is 300 mW.
- Is this component RoHS-compliant?
Yes, this component is RoHS-compliant.
- What is the maximum operating temperature of this diode?
The maximum operating temperature is 150 °C.
- What is the typical application of this Zener diode?
Typical applications include voltage regulation, circuit protection, and use in automotive, consumer electronics, and telecommunications equipment.
- Is this diode qualified for automotive use?
Yes, it is available in AEC-Q101 qualified versions, making it suitable for automotive applications.
- What is the Zener impedance of this diode?
The Zener impedance is 80 Ω.
