Overview
The BZX84C22-HE3-18 is a small signal Zener diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84 series, known for its high reliability and precision in voltage regulation. The BZX84C22-HE3-18 is specifically designed to meet the demands of various electronic applications requiring stable voltage reference points.
This diode is RoHS-compliant and AEC-Q101 qualified, making it suitable for both commercial and automotive applications. It features a SOT-23 package, which is compact and ideal for surface mount technology (SMT) assembly.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage Range | 2.09 - 2.31 | V |
| Test Current (IZT) | 5 mA | mA |
| Reverse Leakage Current (IR) | 1 μA | μA |
| Dynamic Resistance (ZZ) | 120 Ω | Ω |
| Temperature Coefficient (αVZ) | -9 to -4 x 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 |
Key Features
- High Precision Voltage Regulation: The BZX84C22-HE3-18 offers a tight voltage tolerance of ±5%, ensuring stable voltage reference points.
- Compact SOT-23 Package: Suitable for surface mount technology (SMT) assembly, this package is ideal for space-constrained applications.
- RoHS-compliant and AEC-Q101 Qualified: Meets environmental and automotive standards, making it versatile for various applications.
- Low Dynamic Resistance: Features a dynamic resistance of 120 Ω, which is beneficial for applications requiring low impedance.
- Wide Operating Temperature Range: Operates within a temperature range of -55 to +150 °C, making it suitable for harsh environments.
Applications
- Voltage Regulation: Used in circuits requiring stable voltage reference points, such as power supplies and voltage regulators.
- Overvoltage Protection: Can be used to protect electronic circuits from voltage spikes and overvoltage conditions.
- Signal Conditioning: Suitable for signal conditioning and filtering in various electronic systems.
- Automotive Electronics: Given its AEC-Q101 qualification, it is suitable for use in automotive electronic systems.
- Industrial and Consumer Electronics: Used in a wide range of industrial and consumer electronic devices requiring reliable voltage regulation.
Q & A
- What is the Zener voltage range of the BZX84C22-HE3-18?
The Zener voltage range is 2.09 to 2.31 V.
- What is the test current (IZT) for this diode?
The test current (IZT) is 5 mA.
- Is the BZX84C22-HE3-18 RoHS-compliant?
- What is the dynamic resistance of the BZX84C22-HE3-18?
The dynamic resistance is 120 Ω.
- What is the junction temperature (Tj) of the BZX84C22-HE3-18?
The junction temperature (Tj) is 150 °C.
- What package type does the BZX84C22-HE3-18 use?
The BZX84C22-HE3-18 uses a SOT-23 package.
- Is the BZX84C22-HE3-18 suitable for automotive applications?
- What is the storage temperature range for the BZX84C22-HE3-18?
The storage temperature range is -65 to +150 °C.
- What is the power dissipation (Ptot) of the BZX84C22-HE3-18?
The power dissipation (Ptot) is 300 mW.
- What is the thermal resistance (RthJA) of the BZX84C22-HE3-18?
The thermal resistance (RthJA) is 420 K/W.
