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MAX1883EUP from MAXIM,MAXIM - Dallas Semiconductor

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MAX1883EUP

Manufacturer: MAXIM

Quad-Output TFT LCD DC-DC Converters with Buffer

Partnumber Manufacturer Quantity Availability
MAX1883EUP MAXIM 20 In Stock

Description and Introduction

Quad-Output TFT LCD DC-DC Converters with Buffer The MAX1883EUP 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 information from Ic-phoenix technical data files:

### **Specifications:**
- **Input Voltage Range:** 2.5V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.8V to VIN  
- **Output Current:** Up to 600mA  
- **Switching Frequency:** 1MHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin TSSOP (Thin Shrink Small Outline Package)  

### **Descriptions:**
The MAX1883EUP is a high-efficiency, step-down DC-DC converter designed for low-power applications. It integrates synchronous rectification to minimize external components and improve efficiency. The device operates at a fixed 1MHz switching frequency, allowing for compact inductor and capacitor selection.

### **Features:**
- **Low Dropout Operation:** Maintains regulation even when the input voltage approaches the output voltage.  
- **PWM/PFM Mode Switching:** Automatically switches between pulse-width modulation (PWM) and pulse-frequency modulation (PFM) for improved efficiency at light loads.  
- **Internal Synchronous Rectifier:** Eliminates the need for an external Schottky diode.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation by disabling the output when the input voltage is too low.  
- **Short-Circuit Protection:** Safeguards the device during fault conditions.  
- **Low Quiescent Current:** Typically 40µA in PFM mode, extending battery life in portable applications.  

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

Application Scenarios & Design Considerations

Quad-Output TFT LCD DC-DC Converters with Buffer

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