Overview
The SZMM3Z43VT1G is a Zener voltage regulator diode produced by 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 small SOD-323 surface mount package, making it ideal for space-constrained designs. The device is particularly suited for applications such as cellular phones, handheld portables, and high-density PC boards.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | SOD-323 |
| Power Dissipation | 300 mW |
| Zener Breakdown Voltage Range | 2.4 V to 75 V |
| Zener Voltage (VZ) at IZT | 4.3 V (Typical) |
| Reverse Current (IZT) | 5 mA |
| Maximum Zener Impedance (ZZT) at IZT | 100 Ω (Typical) |
| Reverse Leakage Current (IR) at VR | 1 μA (Maximum at VR = VZ) |
| Forward Current (IF) | 10 mA (Maximum) |
| Forward Voltage (VF) at IF | 0.9 V (Maximum at IF = 10 mA) |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model |
| Dimensions | 0.067" x 0.049" (1.7 mm x 1.25 mm) |
| Body Height | 0.035" (0.9 mm) |
| Package Weight | 4.507 mg/unit |
Key Features
- Small body outline dimensions, making it suitable for space-constrained applications.
- Low body height of 0.035" (0.9 mm).
- High ESD rating of Class 3 (> 16 kV) per Human Body Model.
- Pb-Free, Halogen Free/BFR Free, and RoHS compliant.
- SZ prefix indicates AEC-Q101 qualification and PPAP capability for automotive and other critical applications.
- Tight tolerance on Zener voltage.
Applications
The SZMM3Z43VT1G is well-suited for a variety of applications, including:
- Cellular phones and other mobile devices.
- Handheld portables and personal electronics.
- High-density PC boards and other compact electronic designs.
- Automotive and industrial applications requiring high reliability and specific control change requirements.
Q & A
- What is the package type of the SZMM3Z43VT1G?
The SZMM3Z43VT1G is packaged in a SOD-323 surface mount package. - What is the power dissipation rating of the SZMM3Z43VT1G?
The power dissipation rating is 300 mW. - What is the Zener breakdown voltage range for this series?
The Zener breakdown voltage range is from 2.4 V to 75 V. - What is the typical Zener voltage (VZ) for the SZMM3Z43VT1G?
The typical Zener voltage (VZ) is 4.3 V. - What is the maximum forward current (IF) for this diode?
The maximum forward current (IF) is 10 mA. - Is the SZMM3Z43VT1G Pb-Free and RoHS compliant?
Yes, the SZMM3Z43VT1G is Pb-Free, Halogen Free/BFR Free, and RoHS compliant. - What is the ESD rating of the SZMM3Z43VT1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model. - What are some typical applications for the SZMM3Z43VT1G?
Typical applications include cellular phones, handheld portables, high-density PC boards, and automotive and industrial applications. - Is the SZMM3Z43VT1G AEC-Q101 qualified?
Yes, the SZMM3Z43VT1G is AEC-Q101 qualified and PPAP capable. - What are the dimensions of the SOD-323 package?
The dimensions are 0.067" x 0.049" (1.7 mm x 1.25 mm) with a body height of 0.035" (0.9 mm).
