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SC475AMLTRT from SEMTECH

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SC475AMLTRT

Manufacturer: SEMTECH, Semtec

Synchronous Buck Controller with Dual-Level VOUT Transition Support

Partnumber Manufacturer Quantity Availability
SC475AMLTRT SEMTECH, Semtec 3088 In Stock

Description and Introduction

Synchronous Buck Controller with Dual-Level VOUT Transition Support Here are the factual details about the part **SC475AMLTRT** from the manufacturer **Semtec**:

### **Specifications:**
- **Manufacturer:** Semtec  
- **Part Number:** SC475AMLTRT  
- **Type:** Voltage Regulator (LDO - Low Dropout Regulator)  
- **Output Voltage:** Adjustable or Fixed (specific value depends on variant)  
- **Output Current:** Up to 500mA (typical)  
- **Input Voltage Range:** Typically 2.5V to 6.0V (verify exact range for this variant)  
- **Dropout Voltage:** Low dropout (specific value depends on load)  
- **Package:** SOT-23-5 (or similar small footprint package)  
- **Operating Temperature Range:** -40°C to +85°C (or similar industrial range)  
- **Quiescent Current:** Low (exact value depends on configuration)  

### **Descriptions:**
- The **SC475AMLTRT** is a low-dropout (LDO) voltage regulator designed for portable and battery-powered applications.  
- It provides stable voltage regulation with minimal power loss, making it suitable for power-sensitive designs.  
- The part may include features such as thermal shutdown and current limiting for protection.  

### **Features:**
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **Low Quiescent Current:** Extends battery life in portable devices.  
- **Thermal Protection:** Prevents damage from overheating.  
- **Current Limiting:** Safeguards against excessive load conditions.  
- **Small Package:** SOT-23-5 (or similar) for space-constrained PCB designs.  

For exact electrical characteristics, refer to the official **Semtec datasheet** for **SC475AMLTRT**.

Application Scenarios & Design Considerations

Synchronous Buck Controller with Dual-Level VOUT Transition Support

Alternative Part Number

  • TPS22975DSGR --: Load switch with comparable voltage/current ratings and integrated protection, widely available and pin-compatible in function.
  • SIP32431DNP3-T1GE4 --: Similar load switch function with low on-resistance and over-current protection, suitable drop-in functional replacement.
  • AP22802AW5-7 --: Low-voltage load switch offering comparable current handling and protection features at lower cost.
  • LM3478MM --: Widely available low-side N-channel controller in an MSOP-8 package, functionally similar to the SC475A boost controller and easy to source as a drop-in style replacement.
  • TPS40210DGQ --: Versatile wide-input boost/SEPIC controller with adjustable frequency and soft-start, suitable for designs originally using the SC475AMLTRT.
  • NCP3063DR2G --: Robust boost/buck-boost switching regulator in SOIC-8, a common alternative for small boost converter applications when the Semtec part is unavailable.

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