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STB21NK50Z from STM,ST Microelectronics

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STB21NK50Z

Manufacturer: STM

N-channel 500 V

Partnumber Manufacturer Quantity Availability
STB21NK50Z STM 384 In Stock

Description and Introduction

N-channel 500 V The **STB21NK50Z** is a Power MOSFET manufactured by **STMicroelectronics (STM)**.  

### **Specifications:**  
- **Type:** N-Channel MOSFET  
- **Drain-Source Voltage (VDSS):** 500V  
- **Continuous Drain Current (ID):** 21A  
- **Pulsed Drain Current (IDM):** 84A  
- **Power Dissipation (PD):** 190W  
- **Gate-Source Voltage (VGS):** ±30V  
- **On-Resistance (RDS(on)):** 0.19Ω (max) @ VGS = 10V  
- **Threshold Voltage (VGS(th)):** 3V (min), 5V (max)  
- **Input Capacitance (Ciss):** 1800pF (typ)  
- **Output Capacitance (Coss):** 250pF (typ)  
- **Reverse Transfer Capacitance (Crss):** 50pF (typ)  
- **Turn-On Delay Time (td(on)):** 10ns (typ)  
- **Turn-Off Delay Time (td(off)):** 50ns (typ)  
- **Package:** TO-263 (D2PAK)  

### **Descriptions & Features:**  
- Designed for **high-efficiency power switching applications**.  
- **Low gate charge** for fast switching performance.  
- **Low on-resistance (RDS(on))** reduces conduction losses.  
- **Avalanche ruggedness** ensures reliability in harsh conditions.  
- **100% avalanche tested** for robustness.  
- Suitable for **SMPS (Switched-Mode Power Supplies), motor control, and industrial applications**.  

This MOSFET is optimized for **high-voltage, high-current switching** while maintaining low power losses.

Application Scenarios & Design Considerations

N-channel 500 V

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