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SI4933DY from VISHAY

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SI4933DY

Manufacturer: VISHAY

Dual P-Channel 12-V (D-S) MOSFET
Partnumber Manufacturer Quantity Availability
SI4933DY VISHAY 161 In Stock

Description and Introduction

Dual P-Channel 12-V (D-S) MOSFET The SI4933DY is a dual N-channel MOSFET manufactured by Vishay.  

### **Specifications:**  
- **Drain-Source Voltage (VDSS):** 30V  
- **Gate-Source Voltage (VGS):** ±20V  
- **Continuous Drain Current (ID):** 5.3A per channel  
- **Pulsed Drain Current (IDM):** 20A  
- **Power Dissipation (PD):** 2W per channel  
- **On-Resistance (RDS(on)):** 50mΩ at VGS = 10V  
- **Threshold Voltage (VGS(th)):** 1V to 2.5V  
- **Package:** SOIC-8  

### **Descriptions & Features:**  
- **Dual N-Channel MOSFET:** Two independent MOSFETs in a single package.  
- **Low On-Resistance:** Enhances efficiency in switching applications.  
- **Fast Switching Speed:** Suitable for high-frequency applications.  
- **Logic-Level Gate Drive:** Can be driven by low-voltage control signals.  
- **ESD Protection:** Provides robustness against electrostatic discharge.  
- **Applications:** Power management, DC-DC converters, motor control, and load switching.  

This information is based on Vishay's official datasheet for the SI4933DY.

Application Scenarios & Design Considerations

Dual P-Channel 12-V (D-S) MOSFET

Alternative Part Number

  • FDS4935A --: Dual P-channel MOSFET in SO-8 with similar voltage and current ratings, widely available and pin-compatible.
  • IRF7324 --: Dual P-channel MOSFET in SO-8 offering comparable RDS(on) and current capability for load-switch applications.
  • NTMS4935NR2 --: Dual P-channel MOSFET in SO-8 with similar specifications, suitable as a drop-in replacement in most circuits.

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