Overview
The SZMM3Z15VT1G is a Zener voltage regulator diode produced by onsemi, designed to provide voltage regulation and protection in a variety of applications. This device is part of the MM3Z series, which offers a wide range of Zener voltages from 2.4V to 75V. The SZMM3Z15VT1G is specifically rated at a nominal Zener voltage of 15V, making it suitable for applications requiring precise voltage regulation.
These diodes are packaged in a small SOD-323 surface mount package, which is ideal for space-constrained designs such as cellular phones, handheld portables, and high-density PC boards. The Pb-free and matte tin (Sn) finish ensures compliance with environmental regulations.
Key Specifications
| Parameter | Symbol | Min | Nom | Max | Unit |
|---|---|---|---|---|---|
| Zener Voltage | VZ | 14.3 | 15 | 15.8 | V |
| Reverse Current at VZ | IZT | - | 5 | - | mA |
| Maximum Zener Impedance at IZT | ZZT | - | 100 | - | Ω |
| Reverse Leakage Current at VR | IR | - | 0.05 | - | μA |
| Forward Current | IF | - | 10 | - | mA |
| Forward Voltage at IF | VF | - | 0.9 | - | V |
| Power Dissipation | PD | - | 500 | - | mW |
| Thermal Resistance from Junction to Ambient | RJA | - | 416 | - | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -65 | - | 150 | °C |
Key Features
- Small Package Size: The SOD-323 package is very small and thin, making it ideal for space-constrained designs.
- Wide Zener Voltage Range: Available in a range of Zener voltages from 2.4V to 75V, with the SZMM3Z15VT1G specifically rated at 15V.
- Pb-Free and Matte Tin Finish: Compliant with environmental regulations and ensures reliable soldering.
- High ESD Rating: Class 3 (> 16 kV) per Human Body Model, providing robust protection against electrostatic discharge.
- AEC-Q101 Qualified: Suitable for automotive and other applications requiring unique site and control change requirements.
- Low Profile: The package has a low body height of 0.035 inches (0.9 mm), making it suitable for high-density PCB designs.
Applications
- Cellular Phones and Handheld Portables: Ideal for voltage regulation in compact, high-density designs.
- High-Density PC Boards: Suitable for applications where space is limited.
- MOSFET Gate Protection: Can be used to protect MOSFET gates from voltage spikes.
- Waveform Clipping: Useful in applications requiring waveform clipping and voltage regulation.
- General Usage Devices: Versatile enough to be used in a variety of general-purpose electronic devices.
Q & A
- What is the nominal Zener voltage of the SZMM3Z15VT1G?
The nominal Zener voltage of the SZMM3Z15VT1G is 15V.
- What is the package type of the SZMM3Z15VT1G?
The package type is SOD-323, a surface mount device (SMD) package.
- What is the maximum power dissipation of the SZMM3Z15VT1G?
The maximum power dissipation is 500 mW.
- Is the SZMM3Z15VT1G Pb-free?
Yes, the SZMM3Z15VT1G is Pb-free and has a matte tin (Sn) finish.
- What is the ESD rating of the SZMM3Z15VT1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- What are some common applications for the SZMM3Z15VT1G?
Common applications include cellular phones, handheld portables, high-density PC boards, MOSFET gate protection, and waveform clipping.
- What is the thermal resistance from junction to ambient for the SZMM3Z15VT1G?
The thermal resistance from junction to ambient is 416 °C/W.
- What is the junction and storage temperature range for the SZMM3Z15VT1G?
The junction and storage temperature range is -65°C to +150°C.
- Is the SZMM3Z15VT1G AEC-Q101 qualified?
Yes, the SZMM3Z15VT1G is AEC-Q101 qualified, making it suitable for automotive and other applications requiring unique site and control change requirements.
- What is the forward voltage at 10 mA for the SZMM3Z15VT1G?
The forward voltage at 10 mA is typically 0.9 V.
