Overview
The MMSZ5242ET1G is a Zener voltage regulator diode produced by onsemi, designed for general-purpose and medium-current applications. This device is part of the MMSZ52xxET1G series and is packaged in a surface-mount SOD-123 format, making it suitable for high-density applications. The MMSZ5242ET1G offers a wide range of Zener reverse voltage, from 2.4 V to 110 V, and is AEC-Q101 qualified, making it suitable for automotive and other demanding applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Reverse Zener Voltage (VZ) | 11.40 - 12.60 | V |
| Reverse Current (IZT) | 20 | mA |
| Maximum Zener Impedance (ZZT) | 600 | Ω |
| Reverse Leakage Current (IR) | 0.25 | μA |
| Peak Power Dissipation | 225 | W (8 x 20 μs) |
| Total Power Dissipation on FR-5 Board | 500 mW | mW |
| Junction and Storage Temperature Range | -55 to +150 | °C |
| Thermal Resistance, Junction-to-Ambient | 340 | °C/W |
| Thermal Resistance, Junction-to-Lead | 150 | °C/W |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model |
Key Features
- 500 mW power rating on FR-4 or FR-5 board
- Wide Zener reverse voltage range from 2.4 V to 110 V
- Package designed for optimal automated board assembly
- Small package size for high-density applications
- General-purpose, medium-current capability
- AEC-Q101 qualified and PPAP capable for automotive and other demanding applications
- Pb-free packages available
- ESD rating of Class 3 (> 16 kV) per Human Body Model
Applications
The MMSZ5242ET1G is suitable for a variety of applications, including voltage regulation, surge protection, and voltage clipping in electronic circuits. It is particularly useful in automotive systems, industrial control systems, and other high-reliability applications where stable voltage regulation is crucial.
Q & A
- What is the reverse Zener voltage range of the MMSZ5242ET1G?
The reverse Zener voltage range is from 11.40 V to 12.60 V. - What is the maximum power dissipation of the MMSZ5242ET1G on an FR-5 board?
The maximum power dissipation is 500 mW. - What is the thermal resistance from junction to ambient for the MMSZ5242ET1G?
The thermal resistance from junction to ambient is 340 °C/W. - Is the MMSZ5242ET1G AEC-Q101 qualified?
Yes, the MMSZ5242ET1G is AEC-Q101 qualified. - What is the ESD rating of the MMSZ5242ET1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model. - What is the junction and storage temperature range for the MMSZ5242ET1G?
The junction and storage temperature range is from -55 °C to +150 °C. - Is the MMSZ5242ET1G available in Pb-free packages?
Yes, Pb-free packages are available. - What is the peak power dissipation capability of the MMSZ5242ET1G?
The peak power dissipation capability is 225 W (8 x 20 μs). - What type of package does the MMSZ5242ET1G use?
The MMSZ5242ET1G uses a surface-mount SOD-123 package. - What are some typical applications for the MMSZ5242ET1G?
Typical applications include voltage regulation, surge protection, and voltage clipping in automotive, industrial, and high-reliability systems.
