17V Zener diodes for voltage regulation in compact SOD-123 packages
Manufacturer: vishay
# Introduction to the MMSZ4704 - V - GS08 Product Series
## 1. Overview
The MMSZ4704 - V - GS08 product series belongs to the realm of semiconductor components, specifically Zener diodes. These diodes are engineered to play a crucial role in electronic circuits, offering precise voltage regulation and protection functions. With their high - performance characteristics and reliable design, they are widely used in various electronic applications.
## 2. Key Features
### 2.1 Voltage Regulation
- **Precise Zener Voltage**: The MMSZ4704 - V - GS08 series is designed to provide a specific and stable Zener voltage. For the MMSZ4704, the Zener voltage is carefully calibrated to meet the requirements of different circuits. This precision allows for accurate voltage reference and regulation, ensuring that other components in the circuit receive a consistent and appropriate voltage supply.
- **Low Voltage Tolerance**: These diodes have a relatively low voltage tolerance, which means that the actual Zener voltage of each device in the series is close to the specified value. This low tolerance is essential for applications where strict voltage control is necessary, such as in precision analog circuits and voltage - sensitive microcontrollers.
### 2.2 Power Dissipation
- **High Power Handling Capacity**: The series is capable of handling a certain amount of power dissipation. This is important as it allows the diodes to operate in circuits where there may be significant power fluctuations or high - current conditions. The ability to dissipate power effectively helps prevent overheating and ensures the long - term reliability of the device.
- **Thermal Stability**: The MMSZ4704 - V - GS08 diodes are designed with good thermal stability. They can maintain their electrical characteristics over a wide range of operating temperatures. This thermal stability is crucial in applications where the ambient temperature may vary, such as in automotive electronics or industrial control systems.
### 2.3 Package Design
- **Surface - Mount Package**: The GS08 package is a surface - mount package, which offers several advantages. It is compact in size, allowing for high - density circuit board layouts. This is particularly beneficial in modern electronic devices where space is at a premium, such as in mobile phones, tablets, and wearable devices.
- **Good Solderability**: The package design ensures good solderability, which is essential for reliable electrical connections on the printed circuit board (PCB). The consistent and strong solder joints help to reduce the risk of electrical failures and improve the overall performance of the circuit.
## 3. Electrical Specifications
### 3.1 Zener Voltage (Vz)
- The Zener voltage of the MMSZ4704 - V - GS08 is typically specified at a certain test current. For example, at a test current of 20 mA, the Zener voltage of the MMSZ4704 may be around 3.3 V. This value can be used as a reference for designing circuits that require a specific voltage level.
- The Zener voltage may vary slightly with changes in temperature and current. However, the series is designed to minimize these variations to ensure stable performance.
### 3.2 Reverse Leakage Current (Ir)
- The reverse leakage current is the small current that flows through the diode when it is reverse - biased below the Zener breakdown voltage. In the MMSZ4704 - V - GS08 series, the reverse leakage current is kept at a relatively low level. This low leakage current helps to reduce power consumption in the circuit and improves the overall efficiency of the system.
### 3.3 Dynamic Resistance (Zz)
- The dynamic resistance of the Zener diode is a measure of how the Zener voltage changes with respect to changes
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