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STL70N4LLF5 from ST,ST Microelectronics

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STL70N4LLF5

Manufacturer: ST

Automotive-grade N-channel 40 V, 6.1 mOhm, 18 A STripFET(TM) V Power MOSFET in a PowerFLAT(TM) 5x6 package
Partnumber Manufacturer Quantity Availability
STL70N4LLF5 ST 10 In Stock

Description and Introduction

Automotive-grade N-channel 40 V, 6.1 mOhm, 18 A STripFET(TM) V Power MOSFET in a PowerFLAT(TM) 5x6 package The **STL70N4LLF5** is a power MOSFET manufactured by **STMicroelectronics**. Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
STMicroelectronics  

### **Specifications:**  
- **Type:** N-Channel Power MOSFET  
- **Technology:** Low-Loss (LL) Series  
- **Drain-Source Voltage (VDS):** 40V  
- **Continuous Drain Current (ID):** 70A  
- **RDS(on) (Max):** 3.5 mΩ (at VGS = 10V)  
- **Gate-Source Voltage (VGS):** ±20V  
- **Power Dissipation (PD):** 200W  
- **Package:** PowerFLAT 5x6  

### **Descriptions & Features:**  
- Designed for high-efficiency power switching applications  
- Low on-resistance (RDS(on)) for reduced conduction losses  
- Optimized for synchronous rectification in DC-DC converters  
- Fast switching performance  
- Low gate charge for improved efficiency in high-frequency applications  
- Avalanche ruggedness for enhanced reliability  
- Lead-free and RoHS compliant  

This MOSFET is commonly used in power supplies, motor control, and automotive applications.  

(Note: All details are based on STMicroelectronics' official datasheet.)

Application Scenarios & Design Considerations

Automotive-grade N-channel 40 V, 6.1 mOhm, 18 A STripFET(TM) V Power MOSFET in a PowerFLAT(TM) 5x6 package

Alternative Part Number

  • IRL3103PBF --: N-channel logic-level MOSFET with comparable low RDS(on) and current rating, suitable drop-in for 40V-class switching applications.
  • FDP8870 --: Logic-level N-channel MOSFET with similar voltage and current capability, widely available and cost-effective alternative.
  • AOD4184 --: Low RDS(on) N-channel MOSFET in a similar power package, good electrical match for load-switching and DC-DC use.

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