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SI4808DY from VISHAY

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SI4808DY

Manufacturer: VISHAY, SILICONIX, SILICON

Dual N-Channel 30-V (D-S) MOSFET

Partnumber Manufacturer Quantity Availability
SI4808DY VISHAY, SILICONIX, SILICON 646 In Stock

Description and Introduction

Dual N-Channel 30-V (D-S) MOSFET The SI4808DY is a Power MOSFET manufactured by Vishay. Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**
- **Manufacturer:** Vishay  
- **Part Number:** SI4808DY  
- **Type:** N-Channel MOSFET  
- **Technology:** TrenchFET® Gen III  
- **Drain-Source Voltage (VDSS):** 30V  
- **Continuous Drain Current (ID):** 12A  
- **Pulsed Drain Current (IDM):** 48A  
- **RDS(on) (Max):** 9.5mΩ @ VGS = 10V  
- **Gate-Source Voltage (VGS):** ±20V  
- **Power Dissipation (PD):** 2.5W  
- **Operating Junction Temperature (TJ):** -55°C to +150°C  
- **Package:** SO-8 (D²PAK)  

### **Descriptions:**
The SI4808DY is a high-performance N-Channel MOSFET designed for power management applications. It utilizes Vishay’s TrenchFET® Gen III technology, which provides low on-resistance and high efficiency in switching applications.  

### **Features:**
- **Low On-Resistance (RDS(on)):** Optimized for minimal conduction losses.  
- **Fast Switching Speed:** Enhances performance in high-frequency applications.  
- **High Current Handling:** Supports up to 12A continuous drain current.  
- **Thermally Enhanced Package:** SO-8 (D²PAK) for improved heat dissipation.  
- **Avalanche Energy Rated:** Ensures ruggedness in demanding conditions.  
- **RoHS Compliant:** Meets environmental standards.  

This information is strictly based on the manufacturer's datasheet for the SI4808DY.

Application Scenarios & Design Considerations

Dual N-Channel 30-V (D-S) MOSFET

Alternative Part Number

  • FDS6680A --: N-channel MOSFET in SO-8 with comparable RDS(on) and voltage rating, widely available and pin-compatible.
  • IRF7413 --: Similar N-channel SO-8 MOSFET with matching current and voltage ratings, suitable drop-in replacement.
  • AO4406 --: Low-voltage N-channel MOSFET in SO-8 with comparable on-resistance, cost-effective alternative.

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