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MAX1889ETE from MAXIM,MAXIM - Dallas Semiconductor

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MAX1889ETE

Manufacturer: MAXIM

Triple-Output TFT LCD Power Supply with Fault Protection

Partnumber Manufacturer Quantity Availability
MAX1889ETE MAXIM 2443 In Stock

Description and Introduction

Triple-Output TFT LCD Power Supply with Fault Protection The MAX1889ETE is a step-down DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 4V to 28V  
- **Output Voltage Range:** Adjustable from 0.8V to 5.5V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 300kHz (adjustable up to 1MHz)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Pin TQFN (5mm x 5mm)  

### **Descriptions:**  
The MAX1889ETE is a high-efficiency, synchronous step-down DC-DC converter designed for applications requiring high output current with a wide input voltage range. It integrates low-resistance power MOSFETs and features a current-mode control architecture for fast transient response and stable operation.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors  
- **Synchronous Rectification** for improved efficiency  
- **Programmable Soft-Start** to limit inrush current  
- **Overcurrent and Thermal Protection**  
- **Low-Dropout Operation** for extended battery life  
- **External Frequency Synchronization** capability  

This device is commonly used in industrial, telecom, and automotive applications where high power efficiency and compact design are required.  

(Note: Verify datasheet for the latest specifications as product details may change.)

Application Scenarios & Design Considerations

Triple-Output TFT LCD Power Supply with Fault Protection

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