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MAX1758EAI from MAXIM,MAXIM - Dallas Semiconductor

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MAX1758EAI

Manufacturer: MAXIM

Stand-Alone, Switch-Mode Li Battery Charger with Internal 28V Switch

Partnumber Manufacturer Quantity Availability
MAX1758EAI MAXIM 168 In Stock

Description and Introduction

Stand-Alone, Switch-Mode Li Battery Charger with Internal 28V Switch The MAX1758EAI is a switching regulator manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX1758EAI  
- **Package:** 28-pin SSOP (Shrink Small Outline Package)  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V  
- **Output Current:** Up to 2A  
- **Switching Frequency:** 300kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The MAX1758EAI is a high-efficiency, step-down DC-DC converter designed for applications requiring a regulated output voltage from an input voltage source up to 28V. It integrates a synchronous rectifier for improved efficiency and is suitable for battery-powered and industrial applications.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 28V)**  
- **Adjustable Output Voltage (1.25V to 5.5V)**  
- **High Efficiency (up to 95%)**  
- **Synchronous Rectification**  
- **Fixed 300kHz Switching Frequency**  
- **Overcurrent and Thermal Protection**  
- **Low Dropout Operation**  
- **Soft-Start Function**  

This information is strictly based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Stand-Alone, Switch-Mode Li Battery Charger with Internal 28V Switch

Alternative Part Number

  • BQ24074RGTR --: Single-cell Li-ion linear charger with power-path and thermal regulation, similar standalone charging function in a comparable small package.
  • LTC4060EFE --: Standalone linear Li-ion battery charger with programmable charge current, close functional match to the MAX1758 charger family.
  • MCP73831T-2ACI/OT --: Compact single-cell Li-ion/Li-Po charge management controller, widely used drop-in style alternative for simple linear charging designs.

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