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MAX1853EXT-T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1853EXT-T

Manufacturer: MAXIM

SC70 Inverting Charge Pumps with Shutdown

Partnumber Manufacturer Quantity Availability
MAX1853EXT-T,MAX1853EXTT MAXIM 1 In Stock

Description and Introduction

SC70 Inverting Charge Pumps with Shutdown The MAX1853EXT-T is a step-down DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual data:

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

### **Specifications:**  
- **Input Voltage Range:** 2.5V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.8V to VIN  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 1MHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Pin TQFN (5mm x 5mm)  

### **Descriptions:**  
- The MAX1853EXT-T is a synchronous step-down DC-DC converter optimized for high efficiency and compact designs.  
- It integrates both high-side and low-side MOSFETs, reducing external component count.  
- Suitable for applications requiring high current in a small footprint, such as portable devices and point-of-load regulation.  

### **Features:**  
- **Integrated Power MOSFETs** (No external FETs required)  
- **Adjustable Output Voltage** (via external resistors)  
- **PWM/PFM Mode Operation** for improved efficiency at light loads  
- **Soft-Start Function** to limit inrush current  
- **Overcurrent and Thermal Protection**  
- **Low Dropout Operation** for extended battery life  

This information is sourced from the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

SC70 Inverting Charge Pumps with Shutdown

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