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SI4122DY from VISHAY

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SI4122DY

Manufacturer: VISHAY

N-Channel 40-V (D-S) MOSFET

Partnumber Manufacturer Quantity Availability
SI4122DY VISHAY 10000 In Stock

Description and Introduction

N-Channel 40-V (D-S) MOSFET The SI4122DY is a dual N-channel and P-channel MOSFET manufactured by Vishay. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Vishay  
- **Configuration:** Dual N-Channel and P-Channel MOSFET  
- **Drain-Source Voltage (VDS):**  
  - N-Channel: 20V  
  - P-Channel: -20V  
- **Gate-Source Voltage (VGS):** ±12V  
- **Continuous Drain Current (ID):**  
  - N-Channel: 5.5A  
  - P-Channel: -4.5A  
- **Power Dissipation (PD):** 2W  
- **On-Resistance (RDS(on)):**  
  - N-Channel: 0.028Ω (at VGS = 10V)  
  - P-Channel: 0.045Ω (at VGS = -10V)  
- **Threshold Voltage (VGS(th)):**  
  - N-Channel: 1V (max)  
  - P-Channel: -1V (max)  
- **Package:** SO-8  

### **Descriptions:**  
The SI4122DY is a dual MOSFET combining one N-channel and one P-channel MOSFET in a single SO-8 package. It is designed for high-efficiency power switching applications, including DC-DC converters, motor control, and power management circuits.  

### **Features:**  
- Low on-resistance for reduced conduction losses.  
- Fast switching performance.  
- Logic-level compatible gate drive.  
- ESD protection for improved reliability.  
- Compact SO-8 package for space-saving designs.  

For detailed datasheet information, refer to Vishay's official documentation.

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