Overview
The BZX84B18-7-F 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 BZX84B18-7-F is specifically designed with a nominal Zener voltage of 18V and a tolerance of ±2%, making it suitable for a variety of applications requiring stable voltage reference points.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 18 | V |
| Tolerance | ±2% | |
| Test Current (IZT) | 2 mA | |
| Maximum Power Dissipation | 350 mW | |
| Reverse Leakage Current (IR) | 0.5 μA | |
| Dynamic Resistance (ZZ) | 39.2 Ω at 1 kHz | |
| Temperature Coefficient (αVZ) | 9 to 11 x 10^-4/°C | |
| Operating Temperature Range | -55 to +150 °C | |
| Storage Temperature Range | -65 to +150 °C | |
| Package Type | SOT-23 | |
| ESD Capability | Human Body Model: > 8 kV, Machine Model: > 800 V |
Key Features
- Silicon planar Zener diode 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.
- SMT package in SOT-23, suitable for surface mount assembly.
Applications
The BZX84B18-7-F Zener diode is versatile and can be used in various applications, including:
- Voltage regulation and stabilization.
- Overvoltage protection circuits.
- Signal clipping and clamping.
- Reference voltage generation in power supplies and electronic circuits.
- Automotive systems requiring AEC-Q101 qualified components.
Q & A
- What is the nominal Zener voltage of the BZX84B18-7-F? The nominal Zener voltage is 18V.
- What is the tolerance of the BZX84B18-7-F Zener diode? The tolerance is ±2%.
- What is the maximum power dissipation of the BZX84B18-7-F? The maximum power dissipation is 350 mW.
- What is the package type of the BZX84B18-7-F? The package type is SOT-23.
- Is the BZX84B18-7-F AEC-Q101 qualified? Yes, it is AEC-Q101 qualified for automotive applications.
- What is the operating temperature range of the BZX84B18-7-F? The operating temperature range is -55 to +150 °C.
- What is the storage temperature range of the BZX84B18-7-F? The storage temperature range is -65 to +150 °C.
- What is the ESD capability of the BZX84B18-7-F? The ESD capability is Human Body Model > 8 kV, Machine Model > 800 V.
- What are some common applications of the BZX84B18-7-F? Common applications include voltage regulation, overvoltage protection, signal clipping, and reference voltage generation.
- Is the BZX84B18-7-F RoHS-compliant? Yes, it is RoHS-compliant.
