Overview
The SZBZX84B18LT1G is a Zener voltage regulator produced by onsemi, designed to provide reliable voltage regulation in a compact package. This component is part of the BZX84 series, which is known for its high density and minimal space requirements, making it ideal for applications such as cellular phones, handheld portables, and high-density PC boards. The SZBZX84B18LT1G is AEC-Q101 qualified and PPAP capable, ensuring it meets stringent automotive and industrial standards.
Key Specifications
| Parameter | Symbol | Min | Nom | Max | Unit |
|---|---|---|---|---|---|
| Zener Breakdown Voltage @ IZT = 5 mA | VZ | 16.8 | 18 | 19.1 | V |
| Maximum Zener Impedance @ IZT = 5 mA | ZZT | 150 | Ω | ||
| Reverse Leakage Current @ VR | IR | 0.05 | μA | ||
| Maximum Temperature Coefficient of VZ | ΔVZ | 0.05 | mV/°C | ||
| Capacitance @ VR = 0, f = 1 MHz | C | 100 | pF | ||
| Total Power Dissipation on FR-5 Board @ TA = 25°C | PD | 250 | mW | ||
| Thermal Resistance, Junction-to-Ambient | RJA | 500 | °C/W | ||
| ESD Rating | > 16 kV |
Key Features
- Compact SOT-23 package designed for optimal automated board assembly and high-density applications.
- Zener breakdown voltage range from 2.4 V to 75 V, with the SZBZX84B18LT1G specifically rated at 16.8 V to 19.1 V.
- High power dissipation rating of 250 mW on FR-5 board.
- ESD rating of Class 3 (> 16 kV) per Human Body Model.
- Tight tolerance series available for precise voltage regulation.
- AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
- Pb-free and RoHS compliant.
Applications
- Cellular phones and other mobile devices.
- Handheld portables and battery-powered devices.
- High-density PC boards and other compact electronic systems.
- Automotive electronics requiring AEC-Q101 qualification.
- Industrial control systems and power supplies.
Q & A
- What is the primary function of the SZBZX84B18LT1G?
The primary function of the SZBZX84B18LT1G is to provide voltage regulation in electronic circuits.
- What is the Zener breakdown voltage range for the SZBZX84B18LT1G?
The Zener breakdown voltage range for the SZBZX84B18LT1G is from 16.8 V to 19.1 V.
- What is the maximum power dissipation rating for this component?
The maximum power dissipation rating for the SZBZX84B18LT1G is 250 mW on an FR-5 board.
- Is the SZBZX84B18LT1G ESD protected?
- What package type is used for the SZBZX84B18LT1G?
The SZBZX84B18LT1G is packaged in a compact SOT-23 package.
- Is the SZBZX84B18LT1G suitable for automotive applications?
- Is the component Pb-free and RoHS compliant?
- What are some common applications for this component?
- What is the thermal resistance of the SZBZX84B18LT1G?
- How is the component marked for identification?
