Overview
The BZX84B15-G3-18 is a silicon planar Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84-G series, which is known for its high reliability and precision in voltage regulation. The BZX84B15-G3-18 is specifically designed to provide a nominal Zener voltage of 15 V with a tight tolerance of ±2%, making it suitable for applications requiring stable voltage reference points.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Zener (Nom) (Vz) | 15 | V |
| Tolerance | ±2% | |
| Power - Max | 300 | mW |
| Impedance (Max) (Zzt) | 40 | Ohms |
| Current - Reverse Leakage @ Vr | 50 nA @ 11.2 V | |
| Operating Temperature | -55°C ~ 150°C | |
| Mounting Type | Surface Mount | |
| Package / Case | SOT-23-3 | |
| Junction Temperature | 150 °C | |
| Thermal Resistance Junction to Ambient | 420 K/W |
Key Features
- Silicon planar Zener diodes with high stability and low noise.
- Zener voltages graded according to the international E24 standard.
- Tight voltage tolerance of ±2% for precise voltage regulation.
- Maximum power dissipation of 300 mW.
- Low dynamic impedance.
- Surface mount package (SOT-23-3) for easy integration into modern PCB designs.
- RoHS compliant and lead-free, ensuring environmental compliance.
Applications
The BZX84B15-G3-18 is versatile and can be used in a variety of applications, including:
- Voltage regulation and stabilization in power supplies and electronic circuits.
- Overvoltage protection in sensitive electronic devices.
- Reference voltage sources in analog circuits.
- Clamping circuits to protect against voltage spikes.
Q & A
- What is the nominal Zener voltage of the BZX84B15-G3-18? The nominal Zener voltage is 15 V.
- What is the tolerance of the Zener voltage for this component? The tolerance is ±2%.
- What is the maximum power dissipation of the BZX84B15-G3-18? The maximum power dissipation 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 BZX84B15-G3-18 come in? It comes in an SOT-23-3 package.
- Is the BZX84B15-G3-18 RoHS compliant? Yes, it is RoHS compliant and lead-free.
- What is the typical application of the BZX84B15-G3-18? It is typically used for voltage regulation, overvoltage protection, and as a reference voltage source.
- What is the dynamic impedance of the BZX84B15-G3-18? The maximum dynamic impedance is 40 Ohms.
- What is the reverse leakage current at the specified reverse voltage? The reverse leakage current is 50 nA at 11.2 V.
- What is the junction temperature limit for this diode? The junction temperature limit is 150 °C.
