Overview
The MMSZ5261BT1G is a Zener voltage regulator from onsemi, part of the MMSZ52xxxT1G series. This device is designed in the SOD-123 surface mount package, offering a compact and efficient solution for voltage regulation in various electronic circuits. The MMSZ5261BT1G is characterized by its wide Zener reverse voltage range, making it suitable for a broad range of applications. It is also AEC-Q101 qualified and PPAP capable, ensuring reliability and compliance with automotive and other stringent requirements.
Key Specifications
| Parameter | Symbol | Min | Nom | Max | Units |
|---|---|---|---|---|---|
| Zener Voltage @ IZT | VZ | 44.65 | 47 | 49.35 | V |
| Reverse Current @ IZT | IZT | 20 | - | - | mA |
| Maximum Zener Impedance @ IZT | ZZT | - | - | 1600 | Ω |
| Reverse Leakage Current @ VR | IR | - | - | 0.1 | μA |
| Total Power Dissipation on FR-5 Board | PD | - | - | 500 | mW |
| Thermal Resistance, Junction-to-Ambient | RθJA | - | - | 340 | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -55 | - | 150 | °C |
Key Features
- 500 mW power rating on FR-4 or FR-5 board
- Wide Zener reverse voltage range from 2.4 V to 110 V
- Package designed for optimal automated board assembly
- Small package size for high-density applications
- General-purpose, medium current capability
- ESD rating of Class 3 (> 16 kV) per Human Body Model
- AEC-Q101 qualified and PPAP capable for automotive and other stringent applications
- Pb-free devices
Applications
- Voltage regulation in electronic circuits
- Automotive systems requiring AEC-Q101 qualification
- High-density applications where space is limited
- General-purpose voltage stabilization
- Surge protection and transient voltage suppression
Q & A
- What is the Zener voltage range of the MMSZ5261BT1G?
The Zener voltage range of the MMSZ5261BT1G is from 44.65 V to 49.35 V.
- What is the maximum power dissipation of the MMSZ5261BT1G on an FR-5 board?
The maximum power dissipation is 500 mW.
- What is the thermal resistance, junction-to-ambient, of the MMSZ5261BT1G?
The thermal resistance, junction-to-ambient, is 340 °C/W.
- Is the MMSZ5261BT1G AEC-Q101 qualified?
- What is the ESD rating of the MMSZ5261BT1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- What is the junction and storage temperature range of the MMSZ5261BT1G?
The junction and storage temperature range is from -55°C to +150°C.
- Is the MMSZ5261BT1G Pb-free?
- What package type is the MMSZ5261BT1G available in?
The MMSZ5261BT1G is available in the SOD-123 surface mount package.
- What are some typical applications of the MMSZ5261BT1G?
Typical applications include voltage regulation, automotive systems, high-density applications, and surge protection.
- How is the nominal Zener voltage measured for the MMSZ5261BT1G?
The nominal Zener voltage is measured with the device junction in thermal equilibrium at TL = 30°C ±1°C.
