Overview
The PDZ18B-QX is a low-power, general-purpose Zener diode produced by Nexperia USA Inc. This component is part of the PDZ-B-Q series and is designed for voltage regulation in a variety of electronic circuits. It is packaged in a small SOD323 (SC-76) Surface-Mounted Device (SMD) plastic package, making it suitable for space-constrained applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOD323 (SC-76) |
| Nominal Zener Voltage (VZ) | 17.955 V |
| Zener Current (IZ) | 5 mA |
| Voltage Tolerance | ±2% |
| Maximum Zener Voltage (VZ [max]) | 18.35 V |
| Minimum Zener Voltage (VZ [min]) | 17.56 V |
| Maximum Forward Current (IF [max]) | 200 mA |
| Total Power Dissipation (Ptot) | 400 mW |
| Surge Power Dissipation (PZSM) | 40 W |
| Maximum Junction Temperature (TJ [max]) | 150°C |
| Configuration | Single |
| Automotive Qualified | Yes |
Key Features
- Low power consumption, suitable for general-purpose voltage regulation.
- Compact SOD323 package, ideal for space-constrained designs.
- Nominal Zener voltage of 17.955 V with a tolerance of ±2%.
- Maximum power dissipation of 400 mW and surge power dissipation of 40 W.
- Automotive qualified, ensuring reliability in demanding environments.
Applications
The PDZ18B-QX Zener diode is versatile and can be used in a wide range of applications, including:
- Voltage regulation and stabilization in electronic circuits.
- Overvoltage protection in power supplies and other electronic systems.
- Signal clipping and clamping in audio and communication circuits.
- Automotive electronics where reliability and robustness are critical.
Q & A
- What is the nominal Zener voltage of the PDZ18B-QX? The nominal Zener voltage is 17.955 V.
- What is the package type of the PDZ18B-QX? The package type is SOD323 (SC-76).
- What is the maximum power dissipation of the PDZ18B-QX? The maximum power dissipation is 400 mW.
- Is the PDZ18B-QX automotive qualified? Yes, it is automotive qualified.
- What is the tolerance of the Zener voltage for the PDZ18B-QX? The tolerance is ±2%.
- What is the maximum forward current for the PDZ18B-QX? The maximum forward current is 200 mA.
- What is the maximum junction temperature for the PDZ18B-QX? The maximum junction temperature is 150°C.
- What are some common applications of the PDZ18B-QX? Common applications include voltage regulation, overvoltage protection, signal clipping, and automotive electronics.
- What is the surge power dissipation of the PDZ18B-QX? The surge power dissipation is 40 W.
- Is the PDZ18B-QX suitable for space-constrained designs? Yes, it is suitable due to its compact SOD323 package.
