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MAX779CSA from MAXIM,MAXIM - Dallas Semiconductor

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MAX779CSA

Manufacturer: MAXIM

Low-Voltage-Input, 3V/3.3V/5V/Adjustable-Output, Step-Up DC-DC Converters

Partnumber Manufacturer Quantity Availability
MAX779CSA MAXIM 45 In Stock

Description and Introduction

Low-Voltage-Input, 3V/3.3V/5V/Adjustable-Output, Step-Up DC-DC Converters The MAX779CSA is a power-supply controller manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Maxim Integrated (now Analog Devices)  
- **Package:** 8-pin SOIC  
- **Input Voltage Range:** 4V to 28V  
- **Output Voltage:** Adjustable  
- **Switching Frequency:** 300kHz  
- **Operating Temperature Range:** 0°C to +70°C  
- **Regulation Type:** Switching Regulator  
- **Topology:** Buck (Step-Down)  

### **Descriptions:**
The MAX779CSA is a step-down DC-DC converter designed for high-efficiency power supply applications. It integrates a power MOSFET and control circuitry to provide a regulated output voltage from an input supply ranging from 4V to 28V. The device is suitable for battery-powered systems, portable devices, and other applications requiring efficient power conversion.

### **Features:**
- **High Efficiency:** Up to 95% efficiency with synchronous rectification.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Integrated Power MOSFET:** Simplifies design and reduces external component count.  
- **Low Dropout Operation:** Maintains regulation even when input voltage approaches output voltage.  
- **Current-Limit Protection:** Prevents damage from excessive load currents.  
- **Thermal Shutdown:** Protects the device from overheating.  
- **Soft-Start Function:** Reduces inrush current during startup.  

The MAX779CSA is optimized for compact, high-performance power supply designs.

Application Scenarios & Design Considerations

Low-Voltage-Input, 3V/3.3V/5V/Adjustable-Output, Step-Up DC-DC Converters

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