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MAX1947ETA18 from MAXIM,MAXIM - Dallas Semiconductor

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MAX1947ETA18

Manufacturer: MAXIM

Low Input/Output Voltage Step-Up DC-DC Converter with RESET

Partnumber Manufacturer Quantity Availability
MAX1947ETA18 MAXIM 345 In Stock

Description and Introduction

Low Input/Output Voltage Step-Up DC-DC Converter with RESET The MAX1947ETA18 is a step-down DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Voltage:** Adjustable (0.6V to VIN) or fixed at 1.8V (MAX1947ETA18)  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 1MHz (typ.)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin TDFN (3mm x 3mm)  

### **Descriptions:**  
The MAX1947ETA18 is a high-efficiency, synchronous step-down DC-DC converter designed for low-voltage applications. It integrates both high-side and low-side MOSFETs, reducing external component count. The device operates at a fixed 1MHz switching frequency and includes features like soft-start, overcurrent protection, and thermal shutdown.  

### **Features:**  
- **High Efficiency:** Up to 95%  
- **Integrated Power MOSFETs:** Reduces external components  
- **1MHz Fixed Switching Frequency:** Minimizes inductor size  
- **Adjustable Output Voltage (0.6V to VIN) or Fixed 1.8V**  
- **Soft-Start Function:** Limits inrush current  
- **Overcurrent and Thermal Protection:** Enhances reliability  
- **Low Quiescent Current:** 30µA (typ.) in shutdown mode  
- **Compact Package:** 8-pin TDFN (3mm x 3mm)  

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

Application Scenarios & Design Considerations

Low Input/Output Voltage Step-Up DC-DC Converter with RESET

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