Overview
The MMSZ4682T1G is a Zener diode from onsemi, part of the MMSZ4xxxT1G series. This device is packaged in a surface mount plastic SOD-123 case, making it suitable for high-density applications. It offers a wide range of Zener reverse voltage from 1.8 V to 43 V, with a specific nominal Zener voltage of 2.7 V for the MMSZ4682T1G model. The device is designed for optimal automated board assembly and features a small package size, which is beneficial for compact electronic designs.
The MMSZ4682T1G is also ESD rated Class 3 (exceeding 16 kV) per the Human Body Model, ensuring robust protection against electrostatic discharge. It is Pb-free and RoHS compliant, and for automotive and other applications requiring unique site and control change requirements, it is AEC-Q101 qualified and PPAP capable.
Key Specifications
| Parameter | Symbol | Value | Units |
|---|---|---|---|
| Nominal Zener Voltage | VZ | 2.7 | V |
| Reverse Current (IZT) | IZT | 50 | μA |
| Total Power Dissipation on FR-5 Board | PD | 500 | mW |
| Thermal Resistance, Junction-to-Ambient | RθJA | 340 | °C/W |
| Thermal Resistance, Junction-to-Lead | RθJL | 150 | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -55 to +150 | °C |
| Maximum Case Temperature for Soldering | 260 | °C (for 10 seconds) | |
| ESD Rating | Class 3 (> 16 kV) | ||
| Package Type | SOD-123 |
Key Features
- 500 mW rating on FR-4 or FR-5 board
- Wide Zener reverse voltage range from 1.8 V to 43 V
- Low reverse current (IZT) of 50 μA
- Package designed for optimal automated board assembly
- Small package size for high-density applications
- ESD rating of Class 3 (exceeding 16 kV) per the Human Body Model
- Pb-free and RoHS compliant
- AEC-Q101 qualified and PPAP capable for automotive and other specific applications
- Corrosion-resistant finish, easily solderable
- UL94 V-0 flammability rating
Applications
- Voltage regulation
- Waveform clipping
- MOSFET gate protection
- General usage in various electronic devices
- Automotive applications requiring AEC-Q101 qualification
- High-density electronic designs where compact packaging is essential
Q & A
- What is the nominal Zener voltage of the MMSZ4682T1G?
The nominal Zener voltage of the MMSZ4682T1G is 2.7 V.
- What is the maximum power dissipation of the MMSZ4682T1G on an FR-5 board?
The maximum power dissipation is 500 mW.
- What is the thermal resistance, junction-to-ambient, for the MMSZ4682T1G?
The thermal resistance, junction-to-ambient, is 340 °C/W.
- Is the MMSZ4682T1G Pb-free and RoHS compliant?
- What is the ESD rating of the MMSZ4682T1G?
The ESD rating is Class 3, exceeding 16 kV per the Human Body Model.
- What package type is used for the MMSZ4682T1G?
The package type is SOD-123.
- What are some common applications of the MMSZ4682T1G?
Common applications include voltage regulation, waveform clipping, MOSFET gate protection, and general usage in various electronic devices.
- Is the MMSZ4682T1G suitable for automotive applications?
- What is the maximum case temperature for soldering purposes?
The maximum case temperature for soldering purposes is 260°C for 10 seconds.
- What is the flammability rating of the MMSZ4682T1G?
The flammability rating is UL94 V-0.
