Overview
The MMSZ5238BT1G is a Zener voltage regulator diode produced by onsemi, designed for general-purpose, medium-current applications. This device is part of the MMSZ52 series, which offers a wide range of Zener reverse voltages in a convenient surface-mount SOD-123 package. The MMSZ5238BT1G is particularly suited for high-density applications due to its small package size and optimal design for automated board assembly.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) @ IZT | 8.27 - 9.14 | V |
| Nominal Zener Voltage (VZ) | 8.7 | V |
| Maximum Power Dissipation (P Max) | 0.5 | W |
| Reverse Current (IR) @ VR | 0.25 μA | μA |
| Maximum Zener Impedance (ZZT) @ IZT | 600 Ω | Ω |
| Forward Voltage (VF) @ IF | 0.9 V Max. @ IF = 10 mA | V |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model | - |
| Package Type | SOD-123 | - |
| Maximum Case Temperature for Soldering | 260°C for 10 seconds | °C |
| Flammability Rating | UL94 V-0 | - |
| Pb-Free Indicator | Available | - |
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 (> 16 kV) per Human Body Model
- Void-free, transfer-molded, thermosetting plastic case
- Corrosion resistant finish, easily solderable
- AEC-Q101 qualified and PPAP capable
- SZ prefix for automotive and other applications requiring unique site and control change requirements
Applications
The MMSZ5238BT1G Zener diode is suitable for a variety of applications, including:
- Voltage regulation in power supplies and voltage regulators
- Overvoltage protection in electronic circuits
- Clamping and clipping circuits
- Automotive and industrial control systems
- High-density electronic assemblies where space is limited
Q & A
- What is the nominal Zener voltage of the MMSZ5238BT1G?
The nominal Zener voltage is 8.7 V.
- What is the maximum power dissipation of the MMSZ5238BT1G?
The maximum power dissipation is 0.5 W.
- What is the package type of the MMSZ5238BT1G?
The package type is SOD-123.
- Is the MMSZ5238BT1G Pb-free?
- What is the ESD rating of the MMSZ5238BT1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- What is the maximum case temperature for soldering purposes?
The maximum case temperature for soldering is 260°C for 10 seconds.
- Is the MMSZ5238BT1G AEC-Q101 qualified?
- What are some common applications of the MMSZ5238BT1G?
- What is the flammability rating of the MMSZ5238BT1G package?
The flammability rating is UL94 V-0.
- How is the polarity indicated on the MMSZ5238BT1G?
The polarity is indicated by a polarity band on the cathode side.
