Product introduction：
# 1. Product Introduction
The STP8NM50N-VB is a high voltage N-channel MOSFET in a TO220 package, designed for medium and high power switching applications. With a maximum drain-source voltage of 500V and a maximum drain current of 13A, this MOSFET is capable of handling relatively high voltages and currents. Using Plannar technology, the STP8NM50N-VB has an on-resistance of 660mΩ @ VGS = 10V, which is suitable for applications requiring higher power conversion and robust current control.
It is widely used in various power management, motor drive, switching power supplies and industrial control fields. Due to its higher VDS and moderate RDS(ON), this MOSFET is suitable for a variety of applications requiring high voltage and high current, with good power efficiency and low losses.
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Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| TO220 |
Single-N |
500V |
|
3.1V |
13A |
|
|
660mΩ |
Plannar |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| TO220 |
Single-N |
|
|
|
|
|
Plannar |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| TO220 |
Single-N |
500V |
|
3.1V |
13A |
|
Plannar |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| TO220 |
Single-N |
500V |
|
3.1V |
13A |
|
Plannar |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| TO220 |
Single-N |
|
|
|
|
|
|
|
2. Detailed parameter description
- **Package type**: TO220
- **Configuration**: Single-N-Channel
- **Drain-source voltage (VDS)**: 500V
- **Gate-source voltage (VGS)**: ±30V (maximum)
- **Threshold voltage (Vth)**: 3.1V
- **On-resistance (RDS(ON))**:
- 660mΩ @ VGS = 10V
- **Maximum drain current (ID)**: 13A
- **Maximum power dissipation**: 150W
- **Operating temperature range**: -55°C to +150°C
- **Maximum junction temperature**: 150°C
- **Maximum gate-source voltage (VGS)**: ±30V
**Typical parameters**:
- **VDS (drain-source voltage)**: 500V, suitable for medium and high voltage applications.
- **VGS (gate-source voltage)**: ±30V, standard gate drive voltage.
- **RDS(ON) (on-resistance)**: 660mΩ @ VGS = 10V, moderate on-resistance.
- **ID (maximum drain current)**: 13A, suitable for higher current loads.
Domain and module applications：
III. Application fields and module examples
**1. Switching power supply (SMPS) **
STP8NM50N-VB is a MOSFET that is very suitable for power switches in switching power supplies (SMPS). It has a high drain-source voltage (500V) and a relatively low on-resistance (660mΩ), which enables it to provide efficient power conversion in high-voltage environments. It is widely used in computer power supplies, communication power supplies, industrial power supplies, and home appliance power supplies.
**2. Motor drive system **
This MOSFET can be used in motor drive systems, especially in industrial automation, robots, fans, power tools and other equipment. Its 13A drain current capability and 500V high drain-source voltage make it suitable for motor drives with medium voltage and medium current requirements. Low on-resistance helps reduce power loss and heat generation, and improves system efficiency.
**3. Battery management system (BMS) **
STP8NM50N-VB is suitable for battery management systems, especially in the control of high-voltage battery packs. In this application, MOSFET is responsible for the charge and discharge control of the battery. STP8NM50N-VB can effectively handle high voltage and high current loads to ensure the stability and efficiency of the system. Due to its low on-resistance, it can reduce heat generation and improve the overall efficiency of the battery.
**4. Power converters and power control modules**
In power converters and power control modules, STP8NM50N-VB is an ideal power switching device. Especially in power electronic devices such as inverters and frequency converters, it can effectively control the conversion of high power and provide efficient power transmission. Its 500V drain-source voltage and 13A drain current carrying capacity make it a reliable choice for these high-power demand devices.
**5. Automotive electronics applications**
In automotive electronic systems, STP8NM50N-VB can be used to control various electrical systems, such as power windows, power seats, on-board chargers, etc. Especially in the power systems of electric vehicles (EV) and hybrid electric vehicles (HEV), it can provide stable and efficient current control to ensure high efficiency in the motor drive and battery charging process.
**6. Solar Inverter**
STP8NM50N-VB is suitable for inverters in solar power generation systems, converting DC power into AC power for home or industrial use. Since solar inverters need to handle high voltage and high current loads, STP8NM50N-VB can provide stable and efficient performance in this environment, ensuring the stability and efficiency of power conversion.
* Please note: the above is only an example application scenario, the specific application depends on the requirements and conditions of the system design. When using this device, consult its data sheet for detailed technical specifications and features
Technical support：
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