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MAX1775EEE+ from MAX,MAXIM - Dallas Semiconductor

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MAX1775EEE+

Manufacturer: MAX

Dual-Output Step-Down DC-DC Converter for PDA/Palmtop Computers

Partnumber Manufacturer Quantity Availability
MAX1775EEE+,MAX1775EEE MAX 60 In Stock

Description and Introduction

Dual-Output Step-Down DC-DC Converter for PDA/Palmtop Computers The MAX1775EEE+ is a high-efficiency, 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 2V to 5.5V  
- **Output Current:** Up to 1A (depending on input/output conditions)  
- **Switching Frequency:** 500kHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-QSOP  

### **Descriptions and Features:**  
- Designed for low-input-voltage applications, such as single-cell or dual-cell battery-powered devices.  
- Uses a synchronous rectifier for improved efficiency.  
- Includes a low-battery detector and power-OK (POK) output.  
- Features soft-start to limit inrush current.  
- Operates in pulse-width modulation (PWM) mode for stable output.  
- Suitable for portable electronics, USB power supplies, and energy-harvesting applications.  

This information is based solely on the manufacturer's datasheet and specifications.

Application Scenarios & Design Considerations

Dual-Output Step-Down DC-DC Converter for PDA/Palmtop Computers

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