Overview
The MMSZ51T1G is a Zener diode produced by onsemi, designed for voltage regulation and other applications. It is part of the MMSZxxxT1G series, which offers a wide range of Zener reverse voltages from 2.4 V to 56 V. This device is packaged in a surface mount plastic SOD-123 case, providing a convenient alternative to leadless packages and optimizing automated board assembly.
The MMSZ51T1G is suitable for various applications, including voltage regulation, waveform clipping, and MOSFET gate protection. Its compact size and high-density design make it ideal for use in a wide range of electronic devices.
Key Specifications
| Parameter | Symbol | Min | Nom | Max |
|---|---|---|---|---|
| Reverse Zener Voltage @ IZT | VZ | 48.45 V | 51 V | 53.55 V |
| Reverse Current | IZT | - | 5 mA | - |
| Maximum Zener Impedance @ IZT | ZZT | - | 180 Ω | - |
| Reverse Leakage Current @ VR | IR | - | 0.05 μA | - |
| Forward Current | IF | - | 10 mA | - |
| Forward Voltage @ IF | VF | - | 0.9 V | 0.95 V |
| Power Rating | P | - | 500 mW | - |
| Operating Temperature Range | - | -55°C | - | +150°C |
Key Features
- Wide Zener Reverse Voltage Range: From 2.4 V to 56 V, offering flexibility in various applications.
- High Power Rating: 500 mW rating on FR-4 or FR-5 board, suitable for demanding applications.
- Compact Package: Surface mount plastic SOD-123 package designed for optimal automated board assembly and high-density applications.
- ESD Rating: Class 3 (> 16 kV) per Human Body Model, ensuring robust protection against electrostatic discharge.
- AEC-Q101 Qualified and PPAP Capable: Meets automotive and other stringent quality standards.
- Pb-Free Packages Available: Compliant with lead-free requirements for environmentally friendly manufacturing.
Applications
- Voltage Regulation: Provides stable voltage regulation in various electronic circuits.
- Waveform Clipping: Used to clip voltage waveforms to prevent overvoltage conditions.
- MOSFET Gate Protection: Protects MOSFET gates from overvoltage and transient spikes.
- General Usage: Suitable for a wide range of electronic devices requiring voltage stabilization and protection.
Q & A
- What is the nominal Zener voltage of the MMSZ51T1G?
The nominal Zener voltage of the MMSZ51T1G is 51 V.
- What is the power rating of the MMSZ51T1G?
The power rating of the MMSZ51T1G is 500 mW on FR-4 or FR-5 board.
- What is the operating temperature range of the MMSZ51T1G?
The operating temperature range of the MMSZ51T1G is from -55°C to +150°C.
- What package type is used for the MMSZ51T1G?
The MMSZ51T1G is packaged in a surface mount plastic SOD-123 case.
- Is the MMSZ51T1G ESD protected?
- Is the MMSZ51T1G AEC-Q101 qualified?
- What are the typical applications of the MMSZ51T1G?
The MMSZ51T1G is typically used for voltage regulation, waveform clipping, MOSFET gate protection, and general usage in electronic devices.
- Is the MMSZ51T1G lead-free?
- What is the forward voltage of the MMSZ51T1G at 10 mA?
The forward voltage of the MMSZ51T1G at 10 mA is 0.9 V to 0.95 V.
- What is the maximum reverse leakage current of the MMSZ51T1G?
The maximum reverse leakage current of the MMSZ51T1G is 0.05 μA.
