Overview
The SZMM5Z18VT1G is a Zener voltage regulator diode produced by onsemi, designed to provide reliable voltage regulation in a compact package. This diode is part of the MM5ZxxxT1G series and is particularly suited for applications where space is limited, such as in cellular phones, handheld portables, and high-density PC boards. The SZ prefix indicates that this device is AEC-Q101 qualified, making it suitable for automotive and other applications requiring unique site and control change requirements.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage - Zener (VZ) | 16.8 V (Min), 18 V (Nom), 19.1 V (Max) |
| Voltage - Forward (VF) | 0.9 V @ IF = 10 mA |
| Power Rating | 500 mW |
| Operating Temperature | -65°C to 150°C |
| Package Type | SOD-523 Surface Mount |
| Package Dimensions | 0.047" x 0.032" (1.20 mm x 0.80 mm), Height: 0.028" (0.7 mm) |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model |
| Maximum Zener Impedance (ZZT) | 45 Ω @ IZT |
| Reverse Leakage Current (IR) | 0.05 μA @ VR |
| Maximum Temperature Coefficient of VZ | 14.2 mV/K |
| Capacitance | 100 pF @ VR = 0, f = 1 MHz |
Key Features
- Standard Zener breakdown voltage range from 2.4 V to 75 V.
- Standard tolerance series ensuring consistent performance.
- Compact SOD-523 surface mount package, ideal for space-constrained applications.
- High ESD rating of Class 3 (> 16 kV) per Human Body Model.
- AEC-Q101 qualified, suitable for automotive and other demanding applications.
- Low body height of 0.028" (0.7 mm) and small body outline dimensions.
Applications
- Cellular phones and other mobile devices.
- Handheld portable electronics.
- High-density PC boards and other compact electronic systems.
- Automotive electronics requiring AEC-Q101 qualification.
Q & A
- What is the primary function of the SZMM5Z18VT1G diode?
The primary function of the SZMM5Z18VT1G diode is to provide voltage regulation and protection in electronic circuits.
- What is the Zener voltage range for the SZMM5Z18VT1G?
The Zener voltage for the SZMM5Z18VT1G ranges from 16.8 V (Min) to 19.1 V (Max) with a nominal value of 18 V.
- What is the power rating of the SZMM5Z18VT1G?
The power rating of the SZMM5Z18VT1G is 500 mW.
- What is the operating temperature range for the SZMM5Z18VT1G?
The operating temperature range for the SZMM5Z18VT1G is -65°C to 150°C.
- What package type is used for the SZMM5Z18VT1G?
The SZMM5Z18VT1G is packaged in a SOD-523 surface mount package.
- Is the SZMM5Z18VT1G suitable for automotive applications?
- What is the ESD rating of the SZMM5Z18VT1G?
The ESD rating of the SZMM5Z18VT1G is Class 3 (> 16 kV) per Human Body Model.
- What are the typical applications of the SZMM5Z18VT1G?
The SZMM5Z18VT1G is typically used in cellular phones, handheld portables, high-density PC boards, and automotive electronics.
- What are the dimensions of the SZMM5Z18VT1G package?
The package dimensions are 0.047" x 0.032" (1.20 mm x 0.80 mm) with a height of 0.028" (0.7 mm).
- What is the maximum temperature coefficient of VZ for the SZMM5Z18VT1G?
The maximum temperature coefficient of VZ for the SZMM5Z18VT1G is 14.2 mV/K.
