Overview
The BZX84-C18/DG/B4VL is a single Zener diode produced by Nexperia USA Inc. This component is designed for voltage regulation and is part of the BZX84 series, known for its low-power voltage regulator capabilities. The diode is packaged in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package, making it suitable for a variety of applications where space is limited.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Zener (Nom) (Vz) | 17.95 V | V |
| Tolerance | ±5% | % |
| Power - Max | 250 mW | mW |
| Impedance (Max) (Zzt) | 45 Ohms | Ohms |
| Current - Reverse Leakage @ Vr | 50 nA @ 12.6 V | nA @ V |
| Voltage - Forward (Vf) (Max) @ If | 900 mV @ 10 mA | mV @ mA |
| Operating Temperature | -65°C ~ 150°C (TJ) | °C |
| Grade | Automotive | |
| Qualification | AEC-Q101 | |
| Mounting Type | Surface Mount | |
| Package / Case | TO-236-3, SC-59, SOT-23-3 |
Key Features
- Low Power Dissipation: The BZX84-C18/DG/B4VL has a total power dissipation of ≤250 mW, making it suitable for low-power applications.
- Precision Voltage Regulation: Available in ±5% tolerance, this diode provides reliable voltage regulation.
- Compact Packaging: The SOT23 (TO-236AB) package is small and ideal for space-constrained designs.
- Automotive Grade: Qualified to AEC-Q101 standards, this diode is suitable for automotive and other demanding applications.
- Wide Operating Temperature Range: Operates from -65°C to 150°C, ensuring reliability in various environmental conditions.
Applications
- General Voltage Regulation: Used in general regulation functions to stabilize voltage levels.
- Voltage Reference: Can be used as a voltage reference due to its stable Zener voltage.
- Clamping and Protection: Utilized in clamping and protection circuits to limit voltage spikes.
- Automotive Systems: Suitable for use in automotive systems due to its AEC-Q101 qualification.
Q & A
- What is the nominal Zener voltage of the BZX84-C18/DG/B4VL?
The nominal Zener voltage is 17.95 V with a tolerance of ±5%.
- What is the maximum power dissipation of this diode?
The maximum power dissipation is 250 mW.
- What is the operating temperature range of the BZX84-C18/DG/B4VL?
The operating temperature range is from -65°C to 150°C (TJ).
- What is the package type of the BZX84-C18/DG/B4VL?
The package type is SOT23 (TO-236AB).
- Is the BZX84-C18/DG/B4VL qualified for automotive use?
Yes, it is qualified to AEC-Q101 standards, making it suitable for automotive applications.
- What is the forward voltage drop at 10 mA?
The forward voltage drop at 10 mA is a maximum of 900 mV.
- How is the BZX84-C18/DG/B4VL typically used?
It is typically used for general voltage regulation, as a voltage reference, and in clamping and protection circuits.
- What is the reverse leakage current at 12.6 V?
The reverse leakage current at 12.6 V is 50 nA.
- Is the BZX84-C18/DG/B4VL suitable for high-temperature environments?
Yes, it can operate up to 150°C (TJ), making it suitable for high-temperature environments.
- How is the BZX84-C18/DG/B4VL packaged for shipping?
The diodes are packaged in anti-static bags with options for Tape and Reel, Cut Tape, Tube, or Tray to ensure ESD protection and durability during transportation.
