Overview
The BZX84B3V9-HE3-08 is a silicon planar Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84 series, which is known for its high reliability and precision in voltage regulation. The BZX84B3V9-HE3-08 is specifically designed to meet the stringent requirements of automotive and industrial applications, being AEC-Q101 qualified and RoHS-compliant. It is widely used in circuits that require stable voltage reference points and transient voltage suppression.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Zener (Nom) (Vz) | 3.9 | V |
| Tolerance | ±2% | |
| Supplier Device Package | SOT-23-3 | |
| Series | BZX84 | |
| Power - Max | 300 mW | |
| Package / Case | TO-236-3, SC-59, SOT-23-3 | |
| Operating Temperature | -55°C ~ 150°C | |
| Mounting Type | Surface Mount | |
| Impedance (Max) (Zzt) | 150 Ohms | |
| Current - Reverse Leakage @ Vr | 50 nA @ 30.1 V |
Key Features
- AEC-Q101 Qualified and RoHS Compliant: Ensures the component meets automotive and environmental standards.
- Precision Voltage Regulation: Zener voltages graded according to the international E24 standard with a tolerance of ±2%.
- High Power Dissipation: Maximum power dissipation of 300 mW.
- Wide Operating Temperature Range: Operates from -55°C to 150°C.
- Surface Mount Package: Available in SOT-23-3 package, suitable for surface mount applications.
Applications
The BZX84B3V9-HE3-08 is suitable for a variety of applications, including:
- Voltage Regulation: Provides stable voltage reference points in electronic circuits.
- Transient Voltage Suppression: Protects circuits from voltage spikes and transients.
- Automotive Systems: Used in automotive electronics due to its AEC-Q101 qualification.
- Industrial Control Systems: Employed in industrial control circuits for reliable voltage regulation.
Q & A
- What is the nominal Zener voltage of the BZX84B3V9-HE3-08?
The nominal Zener voltage is 3.9 V with a tolerance of ±2%. - What is the maximum power dissipation of the BZX84B3V9-HE3-08?
The maximum power dissipation is 300 mW. - What is the operating temperature range of the BZX84B3V9-HE3-08?
The operating temperature range is from -55°C to 150°C. - Is the BZX84B3V9-HE3-08 RoHS-compliant?
Yes, the component is RoHS-compliant. - What package type is the BZX84B3V9-HE3-08 available in?
The component is available in the SOT-23-3 package. - What is the reverse leakage current at Vr for the BZX84B3V9-HE3-08?
The reverse leakage current is 50 nA at 30.1 V. - Is the BZX84B3V9-HE3-08 suitable for automotive applications?
Yes, it is AEC-Q101 qualified, making it suitable for automotive applications. - What is the impedance (Zzt) of the BZX84B3V9-HE3-08?
The impedance (Zzt) is 150 Ohms. - Can the BZX84B3V9-HE3-08 be used for transient voltage suppression?
Yes, it can be used for transient voltage suppression. - What is the mounting type of the BZX84B3V9-HE3-08?
The mounting type is surface mount.
