Overview
The MMSZ5270BT1G is a Zener voltage regulator produced by onsemi, designed to provide stable voltage regulation in a variety of applications. This component is part of the MMSZ52xxxT1G series, which offers a wide range of Zener reverse voltages. The MMSZ5270BT1G is packaged in a surface-mount SOD-123 package, making it suitable for high-density applications and optimal for automated board assembly.
Key Specifications
| Parameter | Symbol | Min | Nom | Max | Unit |
|---|---|---|---|---|---|
| Reverse Zener Voltage | VZ | 2.85 | 3.0 | 3.15 | V |
| Reverse Current | IZT | - | 5 | - | mA |
| Maximum Zener Impedance | ZZT | - | 29 | - | Ω |
| Reverse Leakage Current | IR | - | - | 0.25 | μA |
| Forward Current | IF | - | 10 | - | mA |
| Forward Voltage | VF | - | 0.9 | - | V |
| Total Power Dissipation on FR-5 Board | PD | - | 500 | - | mW |
| Junction and Storage Temperature Range | TJ, Tstg | -55 | - | 150 | °C |
| Thermal Resistance, Junction-to-Ambient | RθJA | - | 340 | - | °C/W |
Key Features
- 500 mW rating on FR-4 or FR-5 board, ensuring sufficient power handling for various applications.
- Wide Zener reverse voltage range from 2.4 V to 110 V, providing flexibility in voltage regulation.
- Package designed for optimal automated board assembly, enhancing manufacturing efficiency.
- Small package size (SOD-123) suitable for high-density applications.
- ESD rating of Class 3 (> 16 kV) per Human Body Model, ensuring robustness against electrostatic discharge.
- AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other stringent applications.
- Pb-free packages available, aligning with environmental regulations.
Applications
- Voltage regulation in power supplies and DC-DC converters.
- Overvoltage protection in electronic circuits.
- Stabilization of voltage in audio and video equipment.
- Automotive electronics requiring high reliability and robustness.
- General-purpose voltage regulation in industrial and consumer electronics.
Q & A
- What is the nominal Zener voltage of the MMSZ5270BT1G?
The nominal Zener voltage is 3.0 V, with a tolerance of ±5% (2.85 V to 3.15 V).
- What is the maximum power dissipation of the MMSZ5270BT1G on an FR-5 board?
The maximum power dissipation is 500 mW.
- What is the thermal resistance, junction-to-ambient, of the MMSZ5270BT1G?
The thermal resistance, junction-to-ambient, is 340 °C/W.
- Is the MMSZ5270BT1G ESD protected?
Yes, it has an ESD rating of Class 3 (> 16 kV) per Human Body Model.
- Is the MMSZ5270BT1G suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other stringent applications.
- What is the package type of the MMSZ5270BT1G?
The package type is SOD-123, a surface-mount plastic package.
- What is the junction and storage temperature range of the MMSZ5270BT1G?
The junction and storage temperature range is -55°C to +150°C.
- Is the MMSZ5270BT1G Pb-free?
Yes, Pb-free packages are available.
- What are some common applications of the MMSZ5270BT1G?
Common applications include voltage regulation in power supplies, overvoltage protection, and stabilization of voltage in various electronic circuits.
- How is the MMSZ5270BT1G marked on the package?
The device marking information can be found in the Electrical Characteristics table of the datasheet, typically indicated by a specific code (e.g., 'E5' for MMSZ5270BT1G).
