Overview
The BZX84B4V3-E3-18 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 in voltage regulation. The BZX84B4V3-E3-18 is specifically designed with a nominal Zener voltage of 4.3V and a tolerance of ±2%, making it suitable for a wide range of applications requiring stable voltage reference points.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage Range | 4.0 to 4.6 | V |
| Nominal Zener Voltage | 4.3 | V |
| Tolerance | ±2% | |
| Test Current (IZT) | 5 mA | mA |
| Reverse Leakage Current (IR) | 1 μA | μA |
| Dynamic Resistance (ZZ) | 600 Ω | Ω |
| Temperature Coefficient (αVZ) | -6 to -1 × 10^-4/°C | 10^-4/°C |
| Power Dissipation (Ptot) | 300 mW | mW |
| Junction Temperature (Tj) | 150 °C | °C |
| Storage Temperature Range (Tstg) | -65 to +150 °C | °C |
| Operating Temperature Range (Top) | -55 to +150 °C | °C |
| Package | SOT-23-3 | |
| Weight | 9.2 mg | mg |
| Flammability Rating | UL 94 V-0 | |
| Moisture Sensitivity Level | MSL level 1 (according J-STD-020) |
Key Features
- Silicon planar Zener diodes with high reliability and precision.
- Zener voltages graded according to the international E24 standard.
- AEC-Q101 qualified for automotive applications.
- RoHS-compliant and commercial grade options available.
- High ESD capability: human body model > 8 kV, machine model > 800 V.
- Low dynamic resistance and stable temperature coefficient.
- Compact SOT-23-3 package.
Applications
The BZX84B4V3-E3-18 is versatile and can be used in various applications, including:
- Voltage regulation and stabilization in electronic circuits.
- Overvoltage protection and surge suppression.
- Automotive systems requiring AEC-Q101 qualified components.
- Consumer electronics and industrial control systems.
- Medical devices and telecommunications equipment.
Q & A
- What is the nominal Zener voltage of the BZX84B4V3-E3-18? The nominal Zener voltage is 4.3V.
- What is the tolerance of the BZX84B4V3-E3-18? The tolerance is ±2%.
- What is the test current (IZT) for the BZX84B4V3-E3-18? The test current is 5 mA.
- Is the BZX84B4V3-E3-18 AEC-Q101 qualified? Yes, it is AEC-Q101 qualified.
- What is the package type of the BZX84B4V3-E3-18? The package type is SOT-23-3.
- What is the maximum power dissipation of the BZX84B4V3-E3-18? The maximum power dissipation is 300 mW.
- What is the operating temperature range of the BZX84B4V3-E3-18? The operating temperature range is -55 to +150 °C.
- Is the BZX84B4V3-E3-18 RoHS-compliant? Yes, it is RoHS-compliant.
- What is the moisture sensitivity level of the BZX84B4V3-E3-18? The moisture sensitivity level is MSL level 1 (according J-STD-020).
- What are some common applications of the BZX84B4V3-E3-18? Common applications include voltage regulation, overvoltage protection, automotive systems, consumer electronics, and medical devices.
