Overview
The BZX84C27-E3-18 is a silicon planar Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84 series, which is known for its high reliability and precision in voltage regulation. The BZX84C27-E3-18 is specifically designed to provide a stable Zener voltage of 27 volts, making it suitable for a wide range of applications requiring voltage stabilization and transient protection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 26.7 to 27.3 | V |
| Test Current (IZT) | 5 mA | mA |
| Reverse Leakage Current (IR) | 1 μA | μA |
| Dynamic Resistance (ZZ) | 600 Ω | Ω |
| Temperature Coefficient (αVZ) | -7 to -3 × 10^-4/°C | 10^-4/°C |
| Power Dissipation (Ptot) | 300 mW | mW |
| Thermal Resistance (RthJA) | 420 K/W | K/W |
| Junction Temperature (Tj) | 150 °C | °C |
| Storage Temperature Range (Tstg) | -65 to +150 °C | °C |
| Operating Temperature Range (Top) | -55 to +150 °C | °C |
| Package | SOT-23 | |
| Moisture Sensitivity Level | MSL level 1 (according J-STD-020) | |
| Soldering Conditions | Peak temperature max. 260 °C | °C |
Key Features
- Silicon planar Zener diodes with Zener voltages graded according to the international E24 standard.
- AEC-Q101 qualified available, ensuring high reliability for automotive applications.
- RoHS-compliant and available in commercial and AEC-Q101 qualified grades.
- High ESD capability: human body model > 8 kV, machine model > 800 V.
- Low dynamic resistance and excellent temperature stability.
- Compact SOT-23 package, suitable for automated placement.
- UL 94 V-0 flammability rating and MSL level 1 compliance.
Applications
- Voltage regulation and stabilization in various electronic circuits.
- Transient protection against voltage spikes and surges.
- Automotive, consumer, computer, industrial, and telecommunication applications.
- Protection of sensitive electronics from inductive load switching and lightning-induced transients.
Q & A
- What is the Zener voltage of the BZX84C27-E3-18? The Zener voltage ranges from 26.7 to 27.3 volts.
- What is the test current for the BZX84C27-E3-18? The test current is 5 mA.
- Is the BZX84C27-E3-18 AEC-Q101 qualified? Yes, it is available in an AEC-Q101 qualified version.
- What is the package type of the BZX84C27-E3-18? It is packaged in a SOT-23 package.
- What is the maximum junction temperature for the BZX84C27-E3-18? The maximum junction temperature is 150 °C.
- What is the moisture sensitivity level of the BZX84C27-E3-18? It is MSL level 1 according to J-STD-020.
- What are the soldering conditions for the BZX84C27-E3-18? The peak temperature should not exceed 260 °C.
- Is the BZX84C27-E3-18 RoHS-compliant? Yes, it is RoHS-compliant.
- What are the typical applications of the BZX84C27-E3-18? It is used in voltage regulation, transient protection, and various automotive and industrial applications.
- What is the power dissipation capability of the BZX84C27-E3-18? The power dissipation is 300 mW.
