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STF6NK70Z from ST,ST,ST Microelectronics

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STF6NK70Z

Manufacturer: ST,ST, STM

N-CHANNEL 700V

Partnumber Manufacturer Quantity Availability
STF6NK70Z ST,ST, STM 40000 In Stock

Description and Introduction

N-CHANNEL 700V The **STF6NK70Z** is a **N-channel MOSFET** manufactured by **STMicroelectronics (STM)**. Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Drain-Source Voltage (VDSS):** 700V  
- **Continuous Drain Current (ID):** 5.2A (at 25°C)  
- **Pulsed Drain Current (IDM):** 20A  
- **Gate-Source Voltage (VGS):** ±30V  
- **Power Dissipation (PD):** 50W (at 25°C)  
- **On-Resistance (RDS(on)):** 1.2Ω (max at VGS = 10V)  
- **Threshold Voltage (VGS(th)):** 3V (min) – 5V (max)  
- **Input Capacitance (Ciss):** 600pF (typ)  
- **Output Capacitance (Coss):** 85pF (typ)  
- **Reverse Transfer Capacitance (Crss):** 15pF (typ)  
- **Turn-On Delay Time (td(on)):** 10ns (typ)  
- **Turn-Off Delay Time (td(off)):** 50ns (typ)  
- **Operating Junction Temperature (TJ):** -55°C to +150°C  

### **Description:**  
The **STF6NK70Z** is a **high-voltage N-channel MOSFET** designed for **switching applications** in power supplies, motor control, and lighting systems. It features **low gate charge, fast switching speed, and high ruggedness**, making it suitable for **efficient power conversion**.  

### **Features:**  
- **Zener-protected gate** for improved reliability  
- **Low gate charge** for fast switching  
- **High dv/dt capability** for robust performance  
- **Avalanche ruggedness** for enhanced durability  
- **TO-220FP package** for better thermal dissipation  
- **100% avalanche tested** for reliability  

This MOSFET is commonly used in **SMPS (Switch Mode Power Supplies), inverters, and industrial applications**.  

Would you like additional details on any specific parameter?

Application Scenarios & Design Considerations

N-CHANNEL 700V

Alternative Part Number

  • IRFZ44N --: Widely available N-channel MOSFET with comparable voltage and current ratings, suitable for many switching applications.
  • FQP6N70 --: 700V N-channel MOSFET with similar on-resistance and package, a direct functional substitute.
  • 2SK3569 --: High-voltage N-channel MOSFET with comparable ratings, commonly used as an alternative in power supplies.

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