Overview
The SZMMSZ5231BT1G is a Zener diode produced by onsemi, designed for general-purpose, medium-current applications. It is part of the MMSZ52xxxT1G series, which offers a wide range of Zener reverse voltages. This device is packaged in a surface-mount plastic SOD-123 package, making it suitable for high-density applications and optimal for automated board assembly.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reverse Zener Voltage (VZ) | 5.1 | V |
| Maximum Power Dissipation (P Max) | 0.5 | W |
| Junction and Storage Temperature Range (TJ, Tstg) | -55 to +150 | °C |
| Reverse Current (IZT) | 20 | mA |
| Maximum Zener Impedance (ZZT) | 1600 | Ω |
| Reverse Leakage Current (IR) | 0.25 | μA |
| 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 | |
| AEC-Q101 Qualification | Qualified |
Key Features
- 500 mW rating on FR-4 or FR-5 board
- Wide Zener reverse voltage range - 2.4 V to 110 V
- Package designed for optimal automated board assembly
- Small package size for high-density applications
- General purpose, medium current
- ESD rating of Class 3 (exceeding 16 kV) per the Human Body Model
- SZ prefix for automotive and other applications requiring unique site and control change requirements
- AEC-Q101 qualified and PPAP capable
- Pb-free packages available
- Corrosion-resistant finish, easily solderable
Applications
The SZMMSZ5231BT1G Zener diode is suitable for a variety of applications, including:
- Voltage regulation and stabilization in electronic circuits
- Overvoltage protection in power supplies and electronic devices
- Automotive systems requiring AEC-Q101 qualification
- High-density applications where space is limited
- General-purpose medium-current applications
Q & A
- What is the reverse Zener voltage of the SZMMSZ5231BT1G?
The reverse Zener voltage (VZ) of the SZMMSZ5231BT1G is 5.1 V.
- What is the maximum power dissipation of this Zener diode?
The maximum power dissipation (P Max) is 0.5 W.
- What is the junction and storage temperature range for this device?
The junction and storage temperature range (TJ, Tstg) is -55 to +150°C.
- What is the ESD rating of the SZMMSZ5231BT1G?
The ESD rating is Class 3, exceeding 16 kV per the Human Body Model.
- Is the SZMMSZ5231BT1G AEC-Q101 qualified?
- What package type is used for the SZMMSZ5231BT1G?
The package type is SOD-123.
- What is the maximum case temperature for soldering purposes?
The maximum case temperature for soldering purposes is 260°C for 10 seconds.
- Is the SZMMSZ5231BT1G Pb-free?
- What are some common applications for the SZMMSZ5231BT1G?
- What is the flammability rating of the SZMMSZ5231BT1G?
The flammability rating is UL94 V-0.
