Overview
The BZX384B12-HE3-18 is a silicon planar Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX384 series, which is known for its wide range of Zener voltages graded according to the international E24 standard. The BZX384B12-HE3-18 is specifically designed with a nominal Zener voltage of 12 volts, making it suitable for various voltage regulation and stabilization applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Nominal Zener Voltage (VZ) | 12 | V |
| Test Current (IZT) | 2; 5 | mA |
| Power Dissipation (Ptot) | 200 | mW |
| Thermal Resistance Junction to Ambient Air (RthJA) | 650 | K/W |
| Junction Temperature (Tj) | 150 | °C |
| Storage Temperature Range (Tstg) | -65 to +150 | °C |
| Operating Temperature Range (Top) | -55 to +150 | °C |
| Package | SOD-323 | |
| Weight | 4.3 mg | |
| Flammability Rating | UL 94 V-0 | |
| Moisture Sensitivity Level | MSL level 1 (according J-STD-020) |
Key Features
- Silicon planar Zener diodes with a wide range of Zener voltages.
- RoHS-compliant and AEC-Q101 qualified, ensuring high reliability and environmental compliance.
- Standard Zener voltage tolerance, graded according to the international E24 standard.
- Low thermal resistance and high power dissipation capability.
- Surface mount SOD-323 package for easy integration into modern electronic designs.
Applications
The BZX384B12-HE3-18 Zener diode is suitable for various applications requiring voltage regulation and stabilization. These include:
- Voltage reference circuits.
- Overvoltage protection.
- Signal clipping and limiting.
- Power supply regulation.
- Automotive and industrial electronics where reliability and robustness are critical.
Q & A
- What is the nominal Zener voltage of the BZX384B12-HE3-18?
The nominal Zener voltage is 12 volts. - What is the power dissipation capability of this diode?
The power dissipation capability is 200 mW. - Is the BZX384B12-HE3-18 RoHS-compliant?
Yes, it is RoHS-compliant. - What is the operating temperature range of this diode?
The operating temperature range is -55 to +150 °C. - What package type is used for the BZX384B12-HE3-18?
The package type is SOD-323. - What is the thermal resistance junction to ambient air for this diode?
The thermal resistance junction to ambient air is 650 K/W. - Is the BZX384B12-HE3-18 AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified. - What is the moisture sensitivity level of this component?
The moisture sensitivity level is MSL level 1 (according J-STD-020). - What are some common applications for the BZX384B12-HE3-18?
Common applications include voltage reference circuits, overvoltage protection, signal clipping and limiting, and power supply regulation. - What is the storage temperature range for the BZX384B12-HE3-18?
The storage temperature range is -65 to +150 °C.
