Overview
The PDZ4.7B/ZLX is a surface-mount silicon Zener diode produced by NXP USA Inc. This component is part of the PDZ series, which is designed to provide voltage regulation and protection in various electronic circuits. The PDZ4.7B/ZLX is specifically tailored for applications requiring a nominal Zener voltage of 4.7 volts.
It is important to note that this component has been discontinued by NXP Semiconductors, with the last time buy date having passed in 2017.
Key Specifications
| Parameter | Symbol | Limits | Unit |
|---|---|---|---|
| Maximum Power Dissipation at 25°C | PD | 400 | mW |
| Operating Junction and Storage Temperature Range | TJ | -55 to +150 | °C |
| Thermal Resistance, Junction to Ambient | RθJA | 650 | °C/W |
| Nominal Zener Voltage | VZ @ IZT | 4.55 - 4.75 | V |
| Maximum Zener Impedance | ZZT @ IZT | 90 | Ω |
| Maximum Reverse Leakage Current | IR @ VR | 5 μA | μA |
| Case Type | SOD-323 | ||
| Terminals | Solderable per MIL-STD-750, Method 2026 | ||
| Approximate Weight | 0.0041 grams |
Key Features
- Planar Die Construction: The PDZ4.7B/ZLX features a planar die construction, which enhances its performance and reliability.
- Power Dissipation: It has a maximum power dissipation of 400 mW, making it suitable for a variety of applications.
- Automated Assembly: Ideally suited for automated assembly processes due to its surface-mount design.
- Lead-Free and RoHS Compliant: The component is lead-free and complies with the EU RoHS 2011/65/EU directive.
- Halogen-Free Molding Compound: The green molding compound is halogen-free, adhering to IEC61249 standards.
Applications
The PDZ4.7B/ZLX Zener diode is used in various electronic circuits for voltage regulation, surge protection, and as a reference voltage source. It is particularly useful in:
- Voltage regulator circuits
- Overvoltage protection circuits
- Signal clipping and clamping circuits
- Reference voltage sources in analog circuits
Q & A
- What is the nominal Zener voltage of the PDZ4.7B/ZLX?
The nominal Zener voltage is between 4.55 and 4.75 volts.
- What is the maximum power dissipation of the PDZ4.7B/ZLX?
The maximum power dissipation is 400 mW at 25°C.
- Is the PDZ4.7B/ZLX lead-free and RoHS compliant?
Yes, it is lead-free and complies with the EU RoHS 2011/65/EU directive.
- What is the case type of the PDZ4.7B/ZLX?
The case type is SOD-323.
- Has the PDZ4.7B/ZLX been discontinued?
Yes, the PDZ4.7B/ZLX has been discontinued by NXP Semiconductors.
- What are the operating temperature ranges for the PDZ4.7B/ZLX?
The operating junction and storage temperature range is -55 to +150°C.
- What is the thermal resistance of the PDZ4.7B/ZLX?
The thermal resistance, junction to ambient, is 650 °C/W.
- Is the PDZ4.7B/ZLX suitable for automated assembly?
Yes, it is ideally suited for automated assembly processes.
- What are common applications for the PDZ4.7B/ZLX?
Common applications include voltage regulation, surge protection, and as a reference voltage source.
- What is the approximate weight of the PDZ4.7B/ZLX?
The approximate weight is 0.0041 grams.
