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SI-3011ZFE from SANKEN

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SI-3011ZFE

Manufacturer: SANKEN

5-Terminal, Low Dropout Voltage Linear Regulator ICs

Partnumber Manufacturer Quantity Availability
SI-3011ZFE,SI3011ZFE SANKEN 311 In Stock

Description and Introduction

5-Terminal, Low Dropout Voltage Linear Regulator ICs The SI-3011ZFE is a switching regulator IC manufactured by SANKEN. Below are its specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Voltage Range:** Adjustable (depends on external components)  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 100kHz (typical)  
- **Efficiency:** High efficiency due to built-in MOSFET  
- **Operating Temperature Range:** -40°C to +105°C  
- **Package Type:** TO-220F (5-pin)  

### **Descriptions:**  
- The SI-3011ZFE is a step-down (buck) DC-DC converter IC.  
- It integrates a power MOSFET, PWM controller, and protection circuits.  
- Designed for applications requiring stable and efficient power conversion.  

### **Features:**  
- **Built-in MOSFET:** Reduces external component count.  
- **Overcurrent Protection (OCP):** Safeguards against excessive current.  
- **Thermal Shutdown (TSD):** Prevents overheating damage.  
- **Soft-Start Function:** Minimizes inrush current.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Wide Input Voltage Range:** Suitable for various power sources.  

For exact application details, refer to the official SANKEN datasheet.

Application Scenarios & Design Considerations

5-Terminal, Low Dropout Voltage Linear Regulator ICs

Alternative Part Number

  • LM2596S-5.0 --: Widely available step-down regulator with similar current capability and simple fixed-output design, suitable as a functional substitute in many power supply circuits.
  • MP1584EN --: Compact high-efficiency buck converter IC covering comparable input voltage and current ranges, often used to replace older Sanken switching regulators.
  • L5973D --: Integrated step-down switching regulator with similar voltage and current ratings, offering a robust alternative when the original Sanken part is unavailable.
  • AP6503 --: Integrated synchronous buck regulator offering similar voltage/current ratings and low external component count for a reliable substitute.

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