Overview
The SZMMSZ4687T1G 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 is designed for optimal automated board assembly and features a wide Zener reverse voltage range from 1.8 V to 43 V. The SZMMSZ4687T1G is AEC-Q101 qualified and PPAP capable, making it ideal for automotive and other applications requiring stringent quality standards.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Total Power Dissipation on FR-5 Board | 500 | mW |
| Thermal Resistance, Junction-to-Ambient | 340 | °C/W |
| Thermal Resistance, Junction-to-Lead | 150 | °C/W |
| Junction and Storage Temperature Range | -55 to +150 | °C |
| Maximum Case Temperature for Soldering | 260 | °C (for 10 seconds) |
| Reverse Zener Voltage @ IZT | 4.09 - 4.52 | V |
| Reverse Current (IZT) | 50 | μA |
| Forward Current (IF) | 10 mA (max VF = 0.9 V) | mA |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model | |
| Package Type | SOD-123 | |
| Flammability Rating | UL 94 V-0 |
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 (> 16 kV) per Human Body Model
- Pb-free and RoHS compliant
- AEC-Q101 qualified and PPAP capable
- 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 end products
- Automotive and industrial applications requiring high reliability and quality standards
Q & A
- What is the maximum power dissipation of the SZMMSZ4687T1G on an FR-5 board?
The maximum power dissipation is 500 mW. - What is the thermal resistance of the SZMMSZ4687T1G from junction to ambient?
The thermal resistance is 340 °C/W. - What is the junction and storage temperature range for the SZMMSZ4687T1G?
The range is -55 to +150 °C. - What is the maximum case temperature for soldering purposes?
The maximum case temperature is 260 °C for 10 seconds. - What is the reverse Zener voltage range for the SZMMSZ4687T1G?
The range is 4.09 to 4.52 V. - What is the reverse current (IZT) of the SZMMSZ4687T1G?
The reverse current is 50 μA. - Is the SZMMSZ4687T1G Pb-free and RoHS compliant?
Yes, it is Pb-free and RoHS compliant. - What is the ESD rating of the SZMMSZ4687T1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model. - What package type is used for the SZMMSZ4687T1G?
The package type is SOD-123. - What are some common applications of the SZMMSZ4687T1G?
Common applications include voltage regulation, waveform clipping, MOSFET gate protection, and general usage in various end products.
