Overview
The BZX84-B18/DG/B3,21 is a Zener diode produced by Nexperia USA Inc. This component is part of the BZX84 series, which is known for its high reliability and precision in voltage regulation. The BZX84-B18/DG/B3,21 is specifically designed to operate at a nominal Zener voltage of 18V, making it suitable for various applications requiring stable voltage reference points.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Nexperia USA Inc. | |
| Part Number | BZX84-B18/DG/B3,21 | |
| Package | TO-236AB (SOT-23-3) | |
| Voltage - Zener (Nom) | 18V | V |
| Voltage - Forward (Max) | 900mV @ 10mA | V @ mA |
| Tolerance | ±2% | % |
| Power - Max | 250mW | mW |
| Current - Reverse Leakage | 50nA @ 12.6V | nA @ V |
| Operating Temperature | -65°C ~ 150°C (TJ) | °C |
| Mounting Type | Surface Mount | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Precision Voltage Regulation: The BZX84-B18/DG/B3,21 offers a precise nominal Zener voltage of 18V with a tolerance of ±2%, ensuring stable voltage reference points in various applications.
- High Reliability: This diode is part of the BZX84 series, known for its high reliability and compliance with automotive standards (AEC-Q101).
- Compact Package: The TO-236AB (SOT-23-3) package makes it suitable for space-constrained designs while maintaining high performance.
- Surface Mount Capability: Designed for surface mount technology, facilitating easy integration into modern PCB designs.
- Lead Free and RoHS Compliant: Ensures environmental compliance and safety in use.
Applications
- Voltage Regulation: Used in voltage regulator circuits to provide stable reference voltages.
- Overvoltage Protection: Acts as a protective device against voltage spikes and overvoltages in electronic circuits.
- Signal Clamping: Helps in clamping signal voltages to prevent them from exceeding safe levels.
- Automotive Electronics: Suitable for use in automotive applications due to its AEC-Q101 compliance.
- Consumer Electronics: Used in a variety of consumer electronic devices requiring stable voltage references.
Q & A
- What is the nominal Zener voltage of the BZX84-B18/DG/B3,21?
The nominal Zener voltage is 18V.
- What is the tolerance of the Zener voltage for this diode?
The tolerance is ±2%.
- What is the maximum power dissipation of the BZX84-B18/DG/B3,21?
The maximum power dissipation is 250mW.
- What is the operating temperature range for this diode?
The operating temperature range is -65°C to 150°C (TJ).
- Is the BZX84-B18/DG/B3,21 lead-free and RoHS compliant?
Yes, it is lead-free and RoHS compliant.
- What type of package does the BZX84-B18/DG/B3,21 come in?
The package type is TO-236AB (SOT-23-3).
- What is the maximum forward voltage drop at 10mA for this diode?
The maximum forward voltage drop at 10mA is 900mV.
- What is the reverse leakage current at 12.6V for the BZX84-B18/DG/B3,21?
The reverse leakage current at 12.6V is 50nA.
- Is the BZX84-B18/DG/B3,21 suitable for automotive applications?
Yes, it is AEC-Q101 compliant, making it suitable for automotive applications.
- What is the moisture sensitivity level (MSL) of the BZX84-B18/DG/B3,21?
The MSL is 1 (Unlimited).
