Overview
The MM3Z22VST1G is a Zener voltage regulator diode produced by onsemi, designed to provide reliable voltage regulation in a compact SOD-323 surface mount package. This device is part of the MM3ZxxxST1G series, which is well-suited for applications where space is limited and high-density mounting is required. The MM3Z22VST1G is particularly useful in cellular phones, handheld portables, and high-density PC boards due to its small footprint and low profile.
Key Specifications
| Parameter | Symbol | Min | Nom | Max | Unit |
|---|---|---|---|---|---|
| Reverse Zener Voltage | VZ | 20.0 | 22.0 | 24.0 | V |
| Reverse Current | IZT | - | 5.0 | - | mA |
| Maximum Zener Impedance @ IZT | ZZT | - | 100 | - | Ω |
| Reverse Leakage Current @ VR | IR | - | - | 0.5 | μA |
| Forward Current | IF | - | - | 10 | mA |
| Forward Voltage @ IF | VF | - | - | 0.9 | V |
| Steady State Power Rating | PD | - | - | 300 | mW |
| Thermal Resistance from Junction-to-Ambient | RJA | - | - | 416 | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -65 | - | 150 | °C |
| ESD Rating | - | - | - | > 16 kV | - |
| Package Dimensions | - | 1.7 mm x 1.25 mm x 0.9 mm | - | - | - |
Key Features
- Compact Package: The MM3Z22VST1G is packaged in a SOD-323 surface mount package, making it ideal for high-density applications.
- Tight Tolerance VZ: Offers a tight tolerance on the Zener voltage, ensuring consistent performance.
- High ESD Rating: Class 3 ESD rating (> 16 kV) per Human Body Model, providing robust protection against electrostatic discharge.
- Low Profile: With a body height of only 0.035 inches (0.9 mm), it is suitable for applications where space is limited.
- Pb-Free and RoHS Compliant: The device is lead-free, halogen-free, and RoHS compliant, meeting environmental and regulatory standards.
- AEC-Q101 Qualified: Suitable for automotive and other applications requiring unique site and control change requirements.
Applications
- Cellular Phones: Ideal for voltage regulation in mobile devices due to its compact size and low profile.
- Handheld Portables: Suitable for use in portable electronic devices where space is at a premium.
- High-Density PC Boards: Used in high-density printed circuit boards to provide reliable voltage regulation.
- Automotive Electronics: AEC-Q101 qualified, making it suitable for automotive applications.
Q & A
- What is the maximum power dissipation of the MM3Z22VST1G?
The maximum power dissipation is 300 mW.
- What is the Zener voltage range for the MM3Z22VST1G?
The Zener voltage range is from 20.0 V to 24.0 V.
- What is the ESD rating of the MM3Z22VST1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
- Is the MM3Z22VST1G RoHS compliant?
Yes, the device is RoHS compliant, lead-free, and halogen-free.
- What are the package dimensions of the MM3Z22VST1G?
The package dimensions are 1.7 mm x 1.25 mm x 0.9 mm.
- What is the thermal resistance from junction-to-ambient for the MM3Z22VST1G?
The thermal resistance from junction-to-ambient is 416 °C/W.
- What is the junction and storage temperature range for the MM3Z22VST1G?
The junction and storage temperature range is from -65 °C to +150 °C.
- Is the MM3Z22VST1G suitable for automotive applications?
Yes, it is AEC-Q101 qualified and suitable for automotive and other applications requiring unique site and control change requirements.
- What are some typical applications of the MM3Z22VST1G?
Typical applications include cellular phones, handheld portables, high-density PC boards, and automotive electronics.
- How is the polarity of the MM3Z22VST1G indicated?
The polarity is indicated by a polarity band on the cathode side.
