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SC1154CSW from SEMTECH

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SC1154CSW

Manufacturer: SEMTECH

PROGRAMMABLE SYNCHRONOUS DC/DC HYSTERETIC CONTROLLER FOR ADVANCED PROCESSORS

Partnumber Manufacturer Quantity Availability
SC1154CSW SEMTECH 327 In Stock

Description and Introduction

PROGRAMMABLE SYNCHRONOUS DC/DC HYSTERETIC CONTROLLER FOR ADVANCED PROCESSORS The part **SC1154CSW** is manufactured by **SEMTECH**. Below are the specifications, descriptions, and features based on the available knowledge:  

### **Specifications:**  
- **Manufacturer:** SEMTECH  
- **Part Number:** SC1154CSW  
- **Type:** Switching Regulator IC  
- **Package:** SOIC (Small Outline Integrated Circuit)  
- **Output Type:** Adjustable  
- **Topology:** Step-Down (Buck)  
- **Input Voltage Range:** Typically 4.5V to 18V (exact range may vary)  
- **Output Voltage Range:** Adjustable (dependent on external components)  
- **Output Current:** Typically up to 4A (exact value may vary)  
- **Switching Frequency:** Typically 500kHz (may vary)  
- **Efficiency:** High efficiency (exact percentage depends on conditions)  
- **Operating Temperature Range:** Typically -40°C to +85°C  

### **Descriptions:**  
The **SC1154CSW** is a synchronous buck (step-down) switching regulator IC designed for high-efficiency power conversion. It is commonly used in applications requiring a stable, adjustable DC output from a higher input voltage.  

### **Features:**  
- **Synchronous Rectification:** Improves efficiency by reducing power loss.  
- **Adjustable Output Voltage:** Configured via external resistors.  
- **High Efficiency:** Optimized for minimal power dissipation.  
- **Overcurrent Protection:** Safeguards against excessive load conditions.  
- **Thermal Shutdown:** Prevents damage from overheating.  
- **Soft-Start Function:** Reduces inrush current during startup.  
- **Wide Input Voltage Range:** Suitable for various power sources.  

For exact electrical characteristics and application details, refer to the official **SEMTECH datasheet** for the **SC1154CSW**.

Application Scenarios & Design Considerations

PROGRAMMABLE SYNCHRONOUS DC/DC HYSTERETIC CONTROLLER FOR ADVANCED PROCESSORS

Alternative Part Number

  • LM2596S-ADJ --: Widely available step-down switching regulator in a similar SOIC package, commonly used as a drop-in substitute for Semtech SC-series buck converters.
  • MC34063A --: Versatile general-purpose DC-DC switching regulator that can be configured to match the SC1154's buck function, with broad availability and low cost.
  • AP1501-ADJ --: Adjustable step-down converter in a comparable package and current range, suitable as a functional replacement for the SC1154CSW.
  • XL4015E1 --: Low-cost 5A step-down converter IC with similar functionality and pin-compatible footprint options, often used as an alternative to SC-series regulators.

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