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SP6659EK1 from SP

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SP6659EK1

Manufacturer: SP

1.5MHz, 600mA Synchronous Buck Regulator

Partnumber Manufacturer Quantity Availability
SP6659EK1 SP 40 In Stock

Description and Introduction

1.5MHz, 600mA Synchronous Buck Regulator **Part Number:** SP6659EK1  
**Manufacturer:** SP  

### **Specifications:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Voltage Range:** Adjustable (via external resistors)  
- **Maximum Output Current:** 1A  
- **Switching Frequency:** 1.2MHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** SOT-23-6  

### **Descriptions:**  
The SP6659EK1 is a high-efficiency, step-down DC-DC converter designed for low-power applications. It integrates a synchronous rectifier to minimize external components and improve efficiency. The device operates at a fixed frequency and provides stable output voltage with minimal ripple.  

### **Features:**  
- Synchronous rectification for high efficiency  
- Low quiescent current (typically 20µA)  
- Adjustable output voltage  
- Overcurrent and thermal protection  
- Small form factor (SOT-23-6 package)  
- Soft-start function to reduce inrush current

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