Overview
The MMSZ5242BT1G is a Zener diode produced by onsemi, designed for various voltage regulation applications. This device is part of the MMSZ52xxxT1G series, which offers a wide range of Zener reverse voltages. The MMSZ5242BT1G is specifically rated for a nominal Zener voltage of 12 volts with a tolerance of ±5%.
It is packaged in the SOD-123 surface mount format, making it suitable for high-density applications and optimal automated board assembly. The device is RoHS compliant and features a power dissipation rating of 500 mW, making it a reliable choice for medium current, general-purpose applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 11.4 - 12.6 | V |
| Power Dissipation (P) | 500 | mW |
| Reverse Current (IZT) | 20 | mA |
| Maximum Zener Impedance (ZZT) | 600 | Ω |
| Reverse Leakage Current (IR) | 0.25 | μA |
| Forward Voltage (VF) | 0.9 | V |
| Package Type | SOD-123 | |
| Number of Pins | 2 | |
| Operating Temperature Range | -55 to +150 | °C |
| RoHS Compliance | Yes |
Key Features
- 500 mW power dissipation 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 Zener diode
- ESD rating of Class 3 (> 16 kV) per 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 device
Applications
The MMSZ5242BT1G Zener diode is suitable for a variety of applications, including:
- Voltage regulation and stabilization
- Overvoltage protection
- Clamping circuits
- Automotive electronics
- Industrial control systems
- Consumer electronics requiring medium current and high reliability
Q & A
- What is the nominal Zener voltage of the MMSZ5242BT1G?
The nominal Zener voltage is 12 volts with a tolerance of ±5%, ranging from 11.4 V to 12.6 V.
- What is the power dissipation rating of the MMSZ5242BT1G?
The power dissipation rating is 500 mW.
- What is the package type of the MMSZ5242BT1G?
The package type is SOD-123, a surface mount format.
- Is the MMSZ5242BT1G RoHS compliant?
Yes, the MMSZ5242BT1G is RoHS compliant.
- What is the operating temperature range of the MMSZ5242BT1G?
The operating temperature range is -55°C to +150°C.
- What are some common applications for the MMSZ5242BT1G?
Common applications include voltage regulation, overvoltage protection, clamping circuits, automotive electronics, and industrial control systems.
- Does the MMSZ5242BT1G have any special certifications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
- What is the ESD rating of the MMSZ5242BT1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- Is the MMSZ5242BT1G a Pb-free device?
Yes, the MMSZ5242BT1G is a Pb-free device.
- What is the maximum Zener impedance of the MMSZ5242BT1G?
The maximum Zener impedance (ZZT) is 600 Ω.
