Overview
The BZX84C4V3W-7 is a silicon planar Zener diode produced by Diodes Incorporated. This component is part of the BZX84 series, known for its high reliability and precision in voltage regulation. The BZX84C4V3W-7 is specifically designed to provide a stable Zener voltage, making it suitable for a variety of applications requiring voltage stabilization and transient protection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage Range | 4.0 - 4.6 | V |
| Test Current (IZT) | 5.0 | mA |
| Maximum Zener Impedance (ZZT @ IZT) | 100 | Ω |
| Maximum Reverse Current (IR @ VR) | 1.0 | μA |
| Power Dissipation (PD) | 200 | mW |
| Thermal Resistance, Junction to Ambient Air (RθJA) | 625 | K/W |
| Operating and Storage Temperature Range | -65 to +125 | °C |
| Case Material | Molded Plastic, 'Green' Molding Compound | |
| Flammability Classification Rating | UL 94 V-0 | |
| Package Type | SOT-323 |
Key Features
- High Precision Zener Voltage: The BZX84C4V3W-7 offers a precise Zener voltage range, making it ideal for applications requiring stable voltage regulation.
- Low Reverse Current: The component has a low maximum reverse current, which helps in minimizing leakage and ensuring efficient operation.
- High ESD Capability: Although specific to the Vishay series, similar Diodes Incorporated components often have high ESD protection, which is beneficial for protecting against electrostatic discharge.
- Green Molding Compound: The device is manufactured with 'Green' molding compound, which is free from halogens and Sb2O3 fire retardants, aligning with environmental regulations.
- Compact Package: The SOT-323 package is compact and suitable for space-constrained designs.
Applications
- Voltage Regulation: The BZX84C4V3W-7 is used in voltage regulation circuits to provide a stable reference voltage.
- Transient Protection: It can be used to protect electronic circuits from voltage transients and spikes.
- Audio and Video Equipment: Suitable for use in audio and video equipment where stable voltage is crucial.
- Automotive Electronics: Can be used in automotive applications due to its robustness and compliance with automotive standards.
- Industrial Control Systems: Used in industrial control systems for reliable voltage stabilization.
Q & A
- What is the Zener voltage range of the BZX84C4V3W-7?
The Zener voltage range is 4.0 to 4.6 volts.
- What is the maximum power dissipation of the BZX84C4V3W-7?
The maximum power dissipation is 200 mW.
- What is the thermal resistance, junction to ambient air, of the BZX84C4V3W-7?
The thermal resistance is 625 K/W.
- What is the operating and storage temperature range of the BZX84C4V3W-7?
The operating and storage temperature range is -65 to +125 °C.
- Is the BZX84C4V3W-7 RoHS compliant?
- What package type does the BZX84C4V3W-7 come in?
The component comes in an SOT-323 package.
- What are some common applications of the BZX84C4V3W-7?
Common applications include voltage regulation, transient protection, audio and video equipment, automotive electronics, and industrial control systems.
- What is the maximum reverse current of the BZX84C4V3W-7?
The maximum reverse current is 1.0 μA.
- Does the BZX84C4V3W-7 have any special environmental considerations?
The component is free from halogens and Sb2O3 fire retardants, making it environmentally friendly.
- How is the BZX84C4V3W-7 typically mounted?
It is typically mounted on an FR4 PC board with a recommended pad layout.
