Overview
The BZX84B3V9-HE3-18 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. The BZX84B3V9-HE3-18 is designed to provide stable voltage regulation and is suitable for a wide range of applications, including automotive and industrial electronics.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage - Zener (Nom) (Vz) | 3.9 V |
| Tolerance | ±2% |
| Supplier Device Package | SOT-23-3 |
| Series | BZX84 |
| Power - Max | 300 mW |
| Operating Temperature | -55°C ~ 150°C |
| Mounting Type | Surface Mount |
| Impedance (Max) (Zzt) | 90 Ohms |
| Current - Reverse Leakage @ Vr | 3 µA @ 1 V |
Key Features
- Precision Voltage Regulation: The BZX84B3V9-HE3-18 offers precise voltage regulation with a nominal Zener voltage of 3.9 V and a tolerance of ±2%.
- High Power Handling: This diode can handle a maximum power of 300 mW, making it suitable for various power regulation applications.
- Wide Operating Temperature Range: The component operates over a temperature range of -55°C to 150°C, ensuring reliability in diverse environmental conditions.
- Surface Mount Package: The SOT-23-3 package is designed for surface mount applications, facilitating easy integration into modern electronic designs.
- Low Reverse Leakage Current: The diode features a low reverse leakage current of 3 µA at 1 V, minimizing unnecessary power consumption.
Applications
- Automotive Electronics: The BZX84B3V9-HE3-18 is AEC-Q101 qualified, making it suitable for use in automotive systems where reliability and precision are critical.
- Industrial Electronics: This diode is used in various industrial applications, including power supplies, voltage regulators, and signal processing circuits.
- Consumer Electronics: It can be used in consumer electronics for voltage stabilization and noise reduction.
- Medical Devices: The precision and reliability of the BZX84B3V9-HE3-18 make it a viable option for medical device applications.
Q & A
- What is the nominal Zener voltage of the BZX84B3V9-HE3-18?
The nominal Zener voltage is 3.9 V.
- What is the tolerance of the Zener voltage for this diode?
The tolerance is ±2%.
- What is the maximum power handling of the BZX84B3V9-HE3-18?
The maximum power handling is 300 mW.
- What is the operating temperature range of this diode?
The operating temperature range is -55°C to 150°C.
- What type of package does the BZX84B3V9-HE3-18 come in?
The diode comes in an SOT-23-3 package.
- Is the BZX84B3V9-HE3-18 suitable for automotive applications?
Yes, it is AEC-Q101 qualified, making it suitable for automotive applications.
- What is the reverse leakage current of the BZX84B3V9-HE3-18 at 1 V?
The reverse leakage current is 3 µA at 1 V.
- What is the impedance (Zzt) of the BZX84B3V9-HE3-18?
The impedance (Zzt) is 90 Ohms.
- Is the BZX84B3V9-HE3-18 RoHS compliant?
Yes, it is RoHS compliant.
- What is the mounting type of the BZX84B3V9-HE3-18?
The mounting type is surface mount.
