Overview
The BZX84C18ET1G is a Zener diode from onsemi, designed for voltage regulation in compact, surface-mount packages. This device is part of the BZX84 E-Series, which offers a range of Zener voltages to suit various application needs. The BZX84C18ET1G is specifically rated for a Zener voltage of 18 volts, making it suitable for applications requiring precise voltage regulation in a small footprint.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) at IZT = 5 mA | 17.4 - 18.6 | V |
| Maximum Zener Impedance (ZZT) at IZT = 5 mA | 130 | Ω |
| Reverse Leakage Current (IR) at VR | 0.05 | μA |
| Forward Current (IF) | 10 | mA |
| Forward Voltage (VF) at IF = 10 mA | 0.90 | V |
| Peak Power Dissipation | 225 | Watt (8 x 20 μs) |
| ESD Rating | Class 3 (>16 KV) per Human Body Model | |
| Package Type | SOT-23 (TO-236) | |
| Operating Temperature Range | -55 to +150 | °C |
| Storage Temperature Range | -65 to +150 | °C |
Key Features
- Surface mount plastic SOT-23 package for optimal automated board assembly.
- Voltage regulation with minimum space requirement.
- Suitable for applications such as cellular phones, handheld portables, and high-density PC boards.
- Waveform clipping and MOSFET gate protection capabilities.
- AECQ101 qualified and PPAP capable.
- Pb-Free packages available.
- High ESD rating of Class 3 (>16 KV) per Human Body Model.
Applications
- Voltage regulation in compact electronic devices.
- Waveform clipping in signal processing circuits.
- MOSFET gate protection to prevent overvoltage damage.
- General usage in various electronic devices requiring stable voltage references.
- Cellular phones and other handheld portable devices.
- High-density PC boards where space is a constraint.
Q & A
- What is the Zener voltage of the BZX84C18ET1G?
The Zener voltage of the BZX84C18ET1G is between 17.4 and 18.6 volts at a test current of 5 mA. - What is the maximum Zener impedance of the BZX84C18ET1G?
The maximum Zener impedance is 130 Ω at a test current of 5 mA. - What is the reverse leakage current of the BZX84C18ET1G?
The reverse leakage current is 0.05 μA. - What is the forward current rating of the BZX84C18ET1G?
The forward current rating is 10 mA. - What is the forward voltage drop of the BZX84C18ET1G?
The forward voltage drop is 0.90 V at a forward current of 10 mA. - What is the peak power dissipation of the BZX84C18ET1G?
The peak power dissipation is 225 Watts for an 8 x 20 μs pulse. - Is the BZX84C18ET1G ESD rated?
Yes, it has an ESD rating of Class 3 (>16 KV) per Human Body Model. - What package type does the BZX84C18ET1G come in?
The BZX84C18ET1G comes in a SOT-23 (TO-236) package. - What is the operating temperature range of the BZX84C18ET1G?
The operating temperature range is -55 to +150 °C. - Is the BZX84C18ET1G AECQ101 qualified?
Yes, the BZX84C18ET1G is AECQ101 qualified and PPAP capable.
