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SI91841DT-30-T1 from SILICONIX

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SI91841DT-30-T1

Manufacturer: SILICONIX, VISHAY

150-mA Ultra Low-Noise LDO Regulator With Discharge Option

Partnumber Manufacturer Quantity Availability
SI91841DT-30-T1,SI91841DT30T1 SILICONIX, VISHAY 24000 In Stock

Description and Introduction

150-mA Ultra Low-Noise LDO Regulator With Discharge Option The SI91841DT-30-T1 is a power MOSFET manufactured by SILICONIX (now part of Vishay). Below are its key specifications, descriptions, and features based on factual information:

### **Specifications:**
- **Manufacturer:** SILICONIX (Vishay)  
- **Part Number:** SI91841DT-30-T1  
- **Type:** N-Channel Power MOSFET  
- **Drain-Source Voltage (VDSS):** 30V  
- **Continuous Drain Current (ID):** 30A  
- **Pulsed Drain Current (IDM):** 120A  
- **Power Dissipation (PD):** 50W  
- **Gate-Source Voltage (VGS):** ±20V  
- **On-Resistance (RDS(on)):** 8.5mΩ (max) at VGS = 10V  
- **Threshold Voltage (VGS(th)):** 1V (min) to 2.5V (max)  
- **Package:** TO-252 (DPAK)  
- **Operating Temperature Range:** -55°C to +150°C  

### **Descriptions:**
- The SI91841DT-30-T1 is a high-performance N-Channel MOSFET designed for power management applications.  
- It is optimized for low on-resistance and high current handling, making it suitable for switching and amplification in power circuits.  
- The TO-252 (DPAK) package provides efficient thermal performance and is commonly used in surface-mount applications.  

### **Features:**
- **Low On-Resistance:** Minimizes conduction losses for improved efficiency.  
- **High Current Capability:** Supports up to 30A continuous drain current.  
- **Fast Switching Speed:** Suitable for high-frequency applications.  
- **Avalanche Energy Rated:** Enhances reliability in rugged environments.  
- **Lead-Free & RoHS Compliant:** Meets environmental standards.  

This information is based on the manufacturer's datasheet and technical documentation. For detailed performance curves and application notes, refer to the official datasheet from Vishay/SILICONIX.

Application Scenarios & Design Considerations

150-mA Ultra Low-Noise LDO Regulator With Discharge Option

Alternative Part Number

  • LP2985AIM5-3.0 --: Low-dropout 3.0V linear regulator in SOT-23-5 with similar current capability and pin-compatible function, widely available and well documented.
  • MIC5205-3.0YM5 --: 3.0V LDO regulator in SOT-23-5 offering comparable dropout and load performance, a common drop-in style replacement for small LDOs.
  • AP2112K-3.0TRG1 --: 3.0V CMOS LDO in SOT-23-5 with low quiescent current and stable output, suitable as a functional substitute in similar applications.

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