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STP20NK50Z from ST,ST Microelectronics

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STP20NK50Z

Manufacturer: ST

N-CHANNEL 500V

Partnumber Manufacturer Quantity Availability
STP20NK50Z ,STP20NK50Z ST 850 In Stock

Description and Introduction

N-CHANNEL 500V The **STP20NK50Z** is a power MOSFET manufactured by **STMicroelectronics (ST)**. Below are its specifications, descriptions, and features based on the available knowledge base:

### **Specifications:**  
- **Drain-Source Voltage (VDSS):** 500V  
- **Continuous Drain Current (ID):** 20A (at 25°C)  
- **Pulsed Drain Current (IDM):** 80A  
- **Power Dissipation (Ptot):** 150W (at 25°C)  
- **Gate-Source Voltage (VGS):** ±30V  
- **On-Resistance (RDS(on)):** 0.25Ω (max) at VGS = 10V  
- **Threshold Voltage (VGS(th)):** 3V (min), 5V (max)  
- **Input Capacitance (Ciss):** 1200pF (typical)  
- **Operating Junction Temperature (TJ):** -55°C to 150°C  

### **Description:**  
The **STP20NK50Z** is an N-channel **500V, 20A** Zener-protected power MOSFET designed for high-efficiency switching applications. It features **low on-resistance (RDS(on))** and **fast switching performance**, making it suitable for power supplies, motor control, and lighting applications.  

### **Features:**  
- **Zener-protected gate** for enhanced ruggedness  
- **Low gate charge** for improved switching efficiency  
- **Avalanche ruggedness** for reliable performance  
- **100% avalanche tested** for robustness  
- **Low intrinsic capacitances** for reduced switching losses  
- **TO-220FP package** for better thermal performance  

This MOSFET is commonly used in **SMPS (Switched-Mode Power Supplies), inverters, and industrial applications** where high voltage and current handling are required.  

(Note: Always refer to the official ST datasheet for precise details.)

Application Scenarios & Design Considerations

N-CHANNEL 500V

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