Overview
The SZBZX84C18LT3G is a Zener voltage regulator diode produced by onsemi, designed to provide voltage regulation in compact, high-density applications. This device is part of the BZX84C series and is packaged in a surface-mount SOT-23 package, which is optimized for automated board assembly. The SZBZX84C18LT3G is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring stringent quality standards.
Key Specifications
| Parameter | Symbol | Min | Nom | Max | Unit |
|---|---|---|---|---|---|
| Reverse Zener Voltage @ IZT = 5 mA | VZ | 17.1 | 18 | 18.9 | V |
| Maximum Zener Impedance @ IZT = 5 mA | ZZT | 10 | - | 30 | Ω |
| Reverse Leakage Current @ VR | IR | - | - | 0.05 | μA |
| Maximum Temperature Coefficient of VZ | ΔVZ | - | - | 3.5 | mV/K |
| Maximum Capacitance @ VR = 0 and f = 1 MHz | C | - | - | 185 | pF |
| Total Power Dissipation on FR-5 Board @ TA = 25°C | PD | - | - | 250 | mW |
| Thermal Resistance, Junction-to-Ambient | RJA | - | - | 2.0 | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -65 | - | 150 | °C |
Key Features
- 250 mW rating on FR-4 or FR-5 board, ensuring sufficient power handling for various applications.
- Zener breakdown voltage range from 2.4 V to 75 V, providing flexibility in voltage regulation.
- Package designed for optimal automated board assembly, enhancing manufacturing efficiency.
- Small package size (SOT-23) suitable for high-density applications such as cellular phones and handheld portables.
- ESD rating of Class 3 (> 16 kV) per Human Body Model, offering robust protection against electrostatic discharge.
- Tight tolerance series available, ensuring precise voltage regulation.
- SZ prefix for automotive and other applications requiring unique site and control change requirements.
- Pb-free and RoHS compliant, adhering to environmental regulations.
Applications
The SZBZX84C18LT3G is well-suited for a variety of applications, including:
- Cellular phones and other mobile devices.
- Handheld portable electronics.
- High-density PC boards and other compact electronic systems.
- Automotive electronics, given its AEC-Q101 qualification and PPAP capability.
Q & A
- What is the package type of the SZBZX84C18LT3G?
The SZBZX84C18LT3G is packaged in a surface-mount SOT-23 package. - What is the Zener breakdown voltage range for this device?
The Zener breakdown voltage range for the SZBZX84C18LT3G is from 17.1 V to 18.9 V. - What is the maximum power dissipation on an FR-5 board?
The maximum power dissipation on an FR-5 board is 250 mW at TA = 25°C. - Is the SZBZX84C18LT3G ESD protected?
Yes, it has an ESD rating of Class 3 (> 16 kV) per Human Body Model. - What are the typical applications for this device?
Typical applications include cellular phones, handheld portables, high-density PC boards, and automotive electronics. - Is the SZBZX84C18LT3G Pb-free and RoHS compliant?
Yes, the device is Pb-free and RoHS compliant. - What is the thermal resistance, junction-to-ambient for this device?
The thermal resistance, junction-to-ambient is 2.0 °C/W. - What is the junction and storage temperature range for this device?
The junction and storage temperature range is from -65°C to +150°C. - Is the SZBZX84C18LT3G AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified and PPAP capable. - What is the maximum capacitance at VR = 0 and f = 1 MHz?
The maximum capacitance at VR = 0 and f = 1 MHz is 185 pF.
