Overview
The BZX84B33-HE3-18 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 BZX84B33-HE3-18 is specifically designed to meet the stringent requirements of automotive applications, being AEC-Q101 qualified. It is RoHS-compliant, ensuring environmental sustainability and compliance with regulatory standards.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Zener Voltage Range | VZ | 3.1 to 3.5 | V |
| Test Current | IZT | 5 mA | mA |
| Reverse Leakage Current | IR | 1 μA | μA |
| Dynamic Resistance | ZZ | 600 Ω | Ω |
| Temperature Coefficient | αVZ | -8 x 10^-4/°C | 10^-4/°C |
| Power Dissipation | Ptot | 300 mW | mW |
| Thermal Resistance Junction to Ambient Air | RthJA | 420 K/W | K/W |
| Junction Temperature | Tj | 150 °C | °C |
| Storage Temperature Range | Tstg | -65 to 150 °C | °C |
| Package | SOT-23-3 |
Key Features
- Silicon planar Zener diodes with high reliability and precision in voltage regulation.
- Zener voltages graded according to the international E24 standard.
- AEC-Q101 qualified, making it suitable for automotive applications.
- RoHS-compliant, ensuring environmental sustainability and regulatory compliance.
- Available in SOT-23-3 package, which is compact and suitable for a wide range of applications.
- Low dynamic resistance and stable temperature coefficient.
Applications
- Voltage regulation and stabilization in electronic circuits.
- Automotive systems requiring high reliability and precision.
- Surge protection and transient voltage suppression.
- Audio and signal processing circuits where stable voltage references are needed.
- Industrial control systems and power supplies.
Q & A
- What is the primary function of the BZX84B33-HE3-18 Zener diode?
The primary function is to regulate and stabilize voltage in electronic circuits.
- What is the Zener voltage range for the BZX84B33-HE3-18?
The Zener voltage range is from 3.1 to 3.5 volts.
- Is the BZX84B33-HE3-18 suitable for automotive applications?
- What is the package type of the BZX84B33-HE3-18?
The package type is SOT-23-3.
- What is the maximum power dissipation of the BZX84B33-HE3-18?
The maximum power dissipation is 300 mW.
- Is the BZX84B33-HE3-18 RoHS-compliant?
- What is the junction temperature range for the BZX84B33-HE3-18?
The junction temperature range is up to 150 °C.
- What are some common applications of the BZX84B33-HE3-18?
- What is the dynamic resistance of the BZX84B33-HE3-18?
The dynamic resistance is approximately 600 Ω.
- What is the temperature coefficient of the BZX84B33-HE3-18?
The temperature coefficient is -8 x 10^-4/°C.
