Overview
The MMSZ3V9T1G is a Zener diode produced by onsemi, designed for voltage regulation and other applications requiring stable voltage references. 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, making it suitable for high-density applications and optimal automated board assembly. The MMSZ3V9T1G is AEC-Q101 qualified and PPAP capable, ensuring its reliability in automotive and other demanding environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reverse Zener Voltage (VZ) | 3.9 | V |
| Maximum Power Dissipation (P Max) | 0.5 | W |
| Maximum Zener Current (IZT) | 20 mA | mA |
| Reverse Leakage Current (IR) at VR | 3 μA | μA |
| Forward Voltage (VF) at IF = 10 mA | 0.9 V Max. | V |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model | - |
| Package Type | SOD-123 | - |
| Maximum Case Temperature for Soldering | 260°C for 10 Seconds | - |
| Flammability Rating | UL94 V-0 | - |
Key Features
- 500 mW rating on FR-4 or FR-5 board
- Wide Zener reverse voltage range: 2.4 V to 56 V
- Package designed for optimal automated board assembly
- Small package size for high-density applications
- ESD rating of Class 3 (> 16 kV) per Human Body Model
- AEC-Q101 qualified and PPAP capable
- Pb-free packages available
- Corrosion-resistant finish, easily solderable
- SZ prefix for automotive and other applications requiring unique site and control change requirements
Applications
- Voltage regulation
- Waveform clipping
- MOSFET gate protection
- General usage in various electronic devices
- Automotive applications due to AEC-Q101 qualification
Q & A
- What is the reverse Zener voltage of the MMSZ3V9T1G?
The reverse Zener voltage (VZ) of the MMSZ3V9T1G is 3.9 V with a tolerance of ±5%.
- What is the maximum power dissipation of the MMSZ3V9T1G?
The maximum power dissipation (P Max) of the MMSZ3V9T1G is 0.5 W.
- What is the package type of the MMSZ3V9T1G?
The MMSZ3V9T1G is packaged in a surface mount plastic SOD-123 case.
- Is the MMSZ3V9T1G suitable for automotive applications?
Yes, the MMSZ3V9T1G is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding environments.
- What is the ESD rating of the MMSZ3V9T1G?
The MMSZ3V9T1G has an ESD rating of Class 3 (> 16 kV) per the Human Body Model.
- What is the maximum case temperature for soldering the MMSZ3V9T1G?
The maximum case temperature for soldering the MMSZ3V9T1G is 260°C for 10 seconds.
- Is the MMSZ3V9T1G Pb-free?
Yes, Pb-free packages are available for the MMSZ3V9T1G.
- What are some common applications of the MMSZ3V9T1G?
The MMSZ3V9T1G is commonly used for voltage regulation, waveform clipping, MOSFET gate protection, and general usage in various electronic devices.
- What is the flammability rating of the MMSZ3V9T1G?
The flammability rating of the MMSZ3V9T1G is UL94 V-0.
- How is the polarity of the MMSZ3V9T1G indicated?
The polarity of the MMSZ3V9T1G is indicated by a polarity band on the cathode.
