STP5NK100Z
High-voltage N-channel MOSFET transistors in TO-220 package
Manufacturer： stm
series introduction
# Introduction to the STP5NK100Z Product Series
## 1. Overview
The STP5NK100Z product series is a remarkable line of semiconductor devices offered by STMicroelectronics. These devices belong to the category of power MOSFETs (Metal - Oxide - Semiconductor Field - Effect Transistors), which are widely used in various electronic applications due to their excellent performance characteristics and reliability.
## 2. Key Features
### Electrical Characteristics
- **High Voltage Rating**: The STP5NK100Z series is designed to handle high voltages, with a breakdown voltage (VDS) of up to 1000V. This high - voltage capability makes it suitable for applications where high - voltage switching is required, such as in power supplies, motor control, and high - voltage inverters.
- **Low On - Resistance (RDS(on))**: With a low on - resistance value, typically in the range of a few ohms, these MOSFETs minimize power losses during conduction. This results in higher efficiency and less heat generation, which is crucial for applications where power efficiency is a priority. For example, in a power supply, lower on - resistance means less energy is wasted as heat, leading to a more efficient overall system.
- **Fast Switching Speed**: The STP5NK100Z MOSFETs offer fast switching times, enabling them to turn on and off rapidly. This fast switching characteristic is essential for high - frequency applications, such as in switching power supplies and radio - frequency (RF) amplifiers. It allows for efficient power conversion and reduces the time during which the device is in a high - power dissipation state.
### Thermal Characteristics
- **Good Thermal Dissipation**: These MOSFETs are designed to have good thermal conductivity, which helps in dissipating the heat generated during operation. This is achieved through the use of advanced packaging technologies and materials. Effective thermal dissipation ensures that the device can operate at high power levels without overheating, thereby improving its reliability and lifespan.
### Package and Mounting
- **Standard Package**: The STP5NK100Z series comes in a standard package, which is easy to handle and mount on printed circuit boards (PCBs). The package design also provides good mechanical stability, protecting the internal components from physical damage during handling and operation.
## 3. Applications
### Power Supplies
- **Switch - Mode Power Supplies (SMPS)**: In SMPS, the STP5NK100Z MOSFETs are used as switching elements. Their high - voltage rating and fast switching speed allow for efficient conversion of electrical power from one voltage level to another. They can handle the high - voltage spikes and currents associated with the switching process, ensuring stable and reliable power output.
- **Uninterruptible Power Supplies (UPS)**: UPS systems require reliable power switching components to provide backup power during power outages. The STP5NK100Z MOSFETs' high - voltage capability and low on - resistance make them suitable for use in UPS inverters, where they can efficiently convert DC power from batteries to AC power for use by connected devices.
### Motor Control
- **Brushless DC (BLDC) Motors**: BLDC motors are widely used in various applications, such as electric vehicles, industrial automation, and home appliances. The STP5NK100Z MOSFETs can be used in the motor drive circuits to control the flow of current to the motor windings. Their fast switching speed allows for precise control of the motor's speed and torque, while their high - voltage rating can handle the back - EMF (electromotive force) generated by the motor during operation.
### Lighting Applications
- **High - Intensity Discharge (HID) Lamps**: HID lamps require high - voltage ignition and stable power
Images for reference
TO-220AB
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