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SI4818DY

Manufacturer: SI, VISHAY

N-Channel 30-V (D-S) MOSFET with Schottky Diode

Partnumber Manufacturer Quantity Availability
SI4818DY SI, VISHAY 1159 In Stock

Description and Introduction

N-Channel 30-V (D-S) MOSFET with Schottky Diode The SI4818DY is a dual N-channel MOSFET manufactured by Vishay. Below are the specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Vishay  
- **Type:** Dual N-Channel MOSFET  
- **Technology:** TrenchFET® Gen III  
- **Drain-Source Voltage (VDSS):** 30V  
- **Continuous Drain Current (ID):** 5.3A per channel  
- **RDS(on) (Max) @ VGS = 10V:** 0.035Ω  
- **RDS(on) (Max) @ VGS = 4.5V:** 0.05Ω  
- **Gate-Source Voltage (VGS):** ±20V  
- **Power Dissipation (PD):** 2.5W (per MOSFET)  
- **Operating Temperature Range:** -55°C to +150°C  
- **Package:** SO-8  

### **Descriptions:**  
The SI4818DY is a high-performance dual N-channel MOSFET designed for power management applications. It features Vishay’s TrenchFET® Gen III technology, providing low on-resistance and high efficiency in a compact SO-8 package.  

### **Features:**  
- Low on-resistance (RDS(on)) for reduced conduction losses  
- Optimized for high-frequency switching applications  
- Fast switching performance  
- Lead-free and RoHS compliant  
- Suitable for synchronous rectification in DC-DC converters  

This information is based solely on the provided knowledge base.

Application Scenarios & Design Considerations

N-Channel 30-V (D-S) MOSFET with Schottky Diode

Alternative Part Number

  • FDS6680A --: N-channel MOSFET in SO-8 with comparable 30V/12A ratings and low RDS(on), a common drop-in substitute for SI4818DY.
  • IRF7413 --: 30V N-channel MOSFET in SO-8 package with similar current capability and on-resistance, widely used as an alternative.
  • AO4406 --: 30V N-channel MOSFET in SO-8 with comparable RDS(on) and current rating, suitable replacement for the SI4818DY.
  • IRF7413Z --: 30V N-channel MOSFET in SO-8 package with similar RDS(on) and current capability, suitable replacement for switching applications.

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