Overview
The MMSZ5248BT1G is a Zener voltage regulator diode produced by onsemi, designed for various electronic applications requiring stable voltage regulation. This device is part of the MMSZ52xxxT1G series, which offers a wide range of Zener reverse voltages in a convenient SOD-123 surface mount package. The MMSZ5248BT1G is particularly suited for high-density applications due to its small package size and is AEC-Q101 qualified, making it suitable for automotive and other demanding environments.
Key Specifications
| Parameter | Symbol | Min | Nom | Max | Units |
|---|---|---|---|---|---|
| Reverse Zener Voltage @ IZT | VZ | 17.64 | 18 | 18.36 | V |
| Reverse Current @ IZT | IZT | - | 20 | - | mA |
| Maximum Zener Impedance @ IZT | ZZT | - | 1600 | - | Ω |
| Reverse Leakage Current @ VR | IR | - | 0.25 | - | μA |
| Total Power Dissipation on FR-5 Board @ TL = 75°C | PD | - | 500 | - | mW |
| Thermal Resistance, Junction-to-Ambient | RJA | - | 340 | - | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -55 | - | +150 | °C |
Key Features
- Wide Zener Reverse Voltage Range: The MMSZ5248BT1G offers a Zener voltage of 18V, making it versatile for various voltage regulation needs.
- High Power Rating: With a total power dissipation of 500 mW on an FR-5 board, this device is suitable for medium current applications.
- Small Package Size: The SOD-123 package is designed for high-density applications and optimal automated board assembly.
- ESD Rating: The device has an ESD rating of Class 3 (> 16 kV) per Human Body Model, ensuring robustness against electrostatic discharge.
- AEC-Q101 Qualified: This device meets the AEC-Q101 standards, making it suitable for automotive and other demanding applications.
- Pb-Free: The MMSZ5248BT1G is lead-free, complying with environmental regulations.
Applications
- Voltage Regulation: The MMSZ5248BT1G is ideal for stabilizing voltages in electronic circuits.
- Automotive Electronics: AEC-Q101 qualification makes this device suitable for use in automotive systems.
- Industrial Control Systems: Its robust specifications and small package size make it a good fit for industrial control and automation systems.
- Consumer Electronics: It can be used in various consumer electronic devices requiring stable voltage regulation.
Q & A
- What is the Zener voltage of the MMSZ5248BT1G?
The Zener voltage of the MMSZ5248BT1G is 18V (nominal), with a range of 17.64V to 18.36V.
- What is the maximum power dissipation of the MMSZ5248BT1G on an FR-5 board?
The maximum power dissipation is 500 mW at a temperature of 75°C.
- What is the thermal resistance of the MMSZ5248BT1G?
The thermal resistance from junction to ambient (RJA) is 340 °C/W.
- Is the MMSZ5248BT1G AEC-Q101 qualified?
Yes, the MMSZ5248BT1G is AEC-Q101 qualified, making it suitable for automotive and other demanding applications.
- What is the ESD rating of the MMSZ5248BT1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- What is the package type of the MMSZ5248BT1G?
The device is packaged in a SOD-123 surface mount package.
- Is the MMSZ5248BT1G lead-free?
Yes, the MMSZ5248BT1G is lead-free.
- What is the junction and storage temperature range of the MMSZ5248BT1G?
The junction and storage temperature range is -55°C to +150°C.
- What are some typical applications of the MMSZ5248BT1G?
Typical applications include voltage regulation, automotive electronics, industrial control systems, and consumer electronics.
- How is the nominal Zener voltage measured for the MMSZ5248BT1G?
The nominal Zener voltage is measured with the device junction in thermal equilibrium at TL = 30°C ±1°C.
