Overview
The SZMM3Z3V9T1G is a Zener voltage regulator diode from onsemi, designed to provide voltage regulation and protection in various electronic applications. This diode is part of the MM3ZxxxT1G series and is packaged in a SOD-323 surface mount package, which is ideal for space-constrained designs. It is particularly suited for applications such as cellular phones, handheld portables, and high-density PC boards.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 3.7 - 4.1 | V |
| Reverse Current (IZT) | 5 mA | mA |
| Maximum Zener Impedance (ZZT) | 90 Ω | Ω |
| Reverse Leakage Current (IR) | 0.5 μA | μA |
| Forward Voltage (VF) | 0.9 V Max. @ IF = 10 mA | V |
| Power Dissipation | 500 mW | mW |
| Package Type | SOD-323 | |
| Package Dimensions | 1.7 mm x 1.25 mm x 0.9 mm | mm |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model | |
| Junction and Storage Temperature Range | -65 to +150 °C | °C |
Key Features
- Standard Zener breakdown voltage range from 2.4 V to 75 V.
- Steady state power rating of 500 mW.
- Small body outline dimensions: 1.7 mm x 1.25 mm x 0.9 mm.
- Low body height and lightweight design.
- ESD rating of Class 3 (> 16 kV) per Human Body Model.
- AEC-Q101 qualified and PPAP capable for automotive and other critical applications.
- Pb-free and RoHS compliant.
- Corrosion-resistant finish and UL 94 V-0 flammability rating.
Applications
The SZMM3Z3V9T1G Zener diode is well-suited for a variety of applications where voltage regulation and protection are crucial. These include:
- Cellular phones and other mobile devices.
- Handheld portable electronics.
- High-density PC boards and other compact electronic designs.
- Automotive systems requiring AEC-Q101 qualified components.
- General voltage regulation and overvoltage protection in electronic circuits.
Q & A
- What is the Zener voltage range of the SZMM3Z3V9T1G diode?
The Zener voltage range is 3.7 V to 4.1 V.
- What is the maximum power dissipation of the SZMM3Z3V9T1G?
The maximum power dissipation is 500 mW.
- What is the package type of the SZMM3Z3V9T1G?
The package type is SOD-323.
- Is the SZMM3Z3V9T1G ESD rated?
- What are the typical applications of the SZMM3Z3V9T1G?
Typical applications include cellular phones, handheld portables, high-density PC boards, and automotive systems.
- Is the SZMM3Z3V9T1G Pb-free and RoHS compliant?
- What is the junction and storage temperature range of the SZMM3Z3V9T1G?
The junction and storage temperature range is -65 to +150 °C.
- Is the SZMM3Z3V9T1G AEC-Q101 qualified?
- What is the forward voltage (VF) of the SZMM3Z3V9T1G?
The forward voltage is 0.9 V Max. @ IF = 10 mA.
- What is the maximum reverse leakage current (IR) of the SZMM3Z3V9T1G?
The maximum reverse leakage current is 0.5 μA.
