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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 1115 In Stock

Description and Introduction

Triple-Output TFT LCD Power Supply with Fault Protection The MAX1889ETE+ is a step-up 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:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX1889ETE+  
- **Type:** Step-Up (Boost) DC-DC Converter  
- **Input Voltage Range:** 0.7V to 5.5V  
- **Output Voltage Range:** Adjustable from 2.5V to 5.5V  
- **Output Current:** Up to 300mA (dependent on input/output conditions)  
- **Switching Frequency:** 500kHz  
- **Efficiency:** Up to 90%  
- **Package:** 16-Pin TQFN (3mm x 3mm)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Shutdown Current:** <1µA  

### **Descriptions:**  
The MAX1889ETE+ is a high-efficiency, step-up DC-DC converter designed for low-input-voltage applications. It integrates a synchronous rectifier to improve efficiency and reduce external component count. The device is optimized for battery-powered systems, such as portable electronics, where extended battery life is critical.  

### **Features:**  
- **Wide Input Voltage Range:** Operates from 0.7V to 5.5V.  
- **Adjustable Output Voltage:** Configurable from 2.5V to 5.5V.  
- **High Efficiency:** Up to 90% due to synchronous rectification.  
- **Low Quiescent Current:** 30µA (typical).  
- **Soft-Start Function:** Reduces inrush current.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Small Footprint:** 16-pin TQFN package (3mm x 3mm).  

This information is strictly factual and sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

Triple-Output TFT LCD Power Supply with Fault Protection

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