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MAX1876A from MAX,MAXIM - Dallas Semiconductor

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MAX1876A

Manufacturer: MAX

Dual 180° Out-of-Phase Buck Controllers with Sequencing/Prebias Startup and POR

Partnumber Manufacturer Quantity Availability
MAX1876A MAX 30 In Stock

Description and Introduction

Dual 180° Out-of-Phase Buck Controllers with Sequencing/Prebias Startup and POR The MAX1876A is a step-down DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
- Maxim Integrated (now Analog Devices)  

### **Specifications:**  
- **Input Voltage Range:** 2.6V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.8V to VIN  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 1MHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-Pin µMAX® (3mm x 3mm)  

### **Descriptions:**  
- The MAX1876A is a high-efficiency, step-down DC-DC converter optimized for low-voltage, high-current applications.  
- It integrates synchronous rectification to minimize power loss and improve efficiency.  
- The device operates in pulse-width modulation (PWM) mode for stable performance under varying load conditions.  
- It includes internal soft-start to limit inrush current during startup.  

### **Features:**  
- **Low Dropout Operation:** Maintains regulation even when VIN is close to VOUT.  
- **Synchronous Rectification:** Improves efficiency by reducing conduction losses.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Internal Compensation:** Simplifies design by eliminating external compensation components.  
- **Power-Good Output:** Monitors output voltage status.  
- **Thermal Shutdown Protection:** Prevents damage from excessive heat.  
- **Short-Circuit Protection:** Safeguards against output faults.  

For detailed application information, refer to the official MAX1876A datasheet from Analog Devices.

Application Scenarios & Design Considerations

Dual 180° Out-of-Phase Buck Controllers with Sequencing/Prebias Startup and POR

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