Overview
The MMSZ5243BT1G 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 SOD-123 format, making it suitable for high-density applications and optimal automated board assembly.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) @ IZT | 12.35 - 13 - 13.65 | V |
| Maximum Power Dissipation (P Max) | 0.5 | W |
| Reverse Current (IR) @ VR | 0.25 μA | A |
| Maximum Zener Impedance (ZZT) @ IZT | 600 Ω | Ω |
| Forward Current (IF) | 10 mA | mA |
| Forward Voltage (VF) @ IF | 0.9 V Max. | V |
| Junction and Storage Temperature Range | -55 to +150 | °C |
| Package Type | SOD-123 | |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model | |
| AEC-Q101 Qualification | Yes |
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 Zener diode
- ESD rating of Class 3 (> 16 kV) per Human Body Model
- Pb-free packages available
- AEC-Q101 qualified and PPAP capable
- SZ prefix for automotive and other applications requiring unique site and control change requirements
Applications
The MMSZ5243BT1G Zener diode is suitable for a variety of applications, including:
- Voltage regulation in power supplies and voltage regulators
- Overvoltage protection in electronic circuits
- Signal clipping and clamping in audio and video circuits
- Automotive electronics requiring AEC-Q101 qualification
- High-density applications where space is limited
Q & A
- What is the Zener voltage range of the MMSZ5243BT1G? The Zener voltage range is 12.35 V to 13.65 V.
- What is the maximum power dissipation of the MMSZ5243BT1G? The maximum power dissipation is 0.5 W.
- What is the package type of the MMSZ5243BT1G? The package type is SOD-123.
- Is the MMSZ5243BT1G ESD rated? Yes, it has an ESD rating of Class 3 (> 16 kV) per the Human Body Model.
- Is the MMSZ5243BT1G AEC-Q101 qualified? Yes, it is AEC-Q101 qualified and PPAP capable.
- What is the junction and storage temperature range of the MMSZ5243BT1G? The junction and storage temperature range is -55°C to +150°C.
- What are the typical applications of the MMSZ5243BT1G? Typical applications include voltage regulation, overvoltage protection, signal clipping, and automotive electronics.
- Is the MMSZ5243BT1G Pb-free? Yes, Pb-free packages are available.
- What is the forward voltage of the MMSZ5243BT1G at 10 mA? The forward voltage is 0.9 V Max. at 10 mA.
- What is the maximum case temperature for soldering purposes? The maximum case temperature for soldering purposes is 260°C for 10 seconds.
