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MAX1797EUA+T from MAX,MAXIM - Dallas Semiconductor

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MAX1797EUA+T

Manufacturer: MAX

Low-Supply Current, Step-Up DC-DC Converters with True Shutdown

Partnumber Manufacturer Quantity Availability
MAX1797EUA+T,MAX1797EUAT MAX 2000 In Stock

Description and Introduction

Low-Supply Current, Step-Up DC-DC Converters with True Shutdown The MAX1797EUA+T is a step-up DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 0.7V to 5.5V  
- **Output Voltage Range:** Adjustable from 2.5V to 5.5V  
- **Output Current:** Up to 300mA (depending on input/output conditions)  
- **Efficiency:** Up to 95%  
- **Switching Frequency:** 1MHz (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin µMAX (3mm x 3mm)  

### **Descriptions:**  
The MAX1797EUA+T is a high-efficiency, low-noise, step-up DC-DC converter designed for battery-powered applications. It integrates a synchronous rectifier to improve efficiency and reduce external component count.  

### **Features:**  
- **Low Start-up Voltage:** Operates down to 0.7V  
- **Synchronous Rectification:** Improves efficiency  
- **Adjustable Output Voltage:** Via external resistors  
- **Low Quiescent Current:** 25µA (typical)  
- **Internal Soft-Start:** Reduces inrush current  
- **Thermal Shutdown Protection:** Prevents overheating  
- **Small Footprint:** Suitable for space-constrained applications  

This device is commonly used in portable electronics, medical devices, and energy harvesting systems.

Application Scenarios & Design Considerations

Low-Supply Current, Step-Up DC-DC Converters with True Shutdown

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