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MAX1983EUT-T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1983EUT-T

Manufacturer: MAXIM

Low-Voltage, Low-Dropout Linear Regulators with External Bias Supply

Partnumber Manufacturer Quantity Availability
MAX1983EUT-T,MAX1983EUTT MAXIM 2267 In Stock

Description and Introduction

Low-Voltage, Low-Dropout Linear Regulators with External Bias Supply The MAX1983EUT-T is a high-efficiency, step-down DC-DC converter manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

### **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 (typical)  
- **Efficiency:** Up to 95%  
- **Quiescent Current:** 30µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOT23-6  

### **Descriptions:**
The MAX1983EUT-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. The device operates at a fixed 1MHz switching frequency, allowing for small external components. It includes features like soft-start, overcurrent protection, and thermal shutdown for robust operation.

### **Features:**
- **High Efficiency:** Up to 95% efficiency with synchronous rectification.  
- **Low Quiescent Current:** 30µA (typical) for improved battery life.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Internal Synchronous Rectifier:** Eliminates the need for an external Schottky diode.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Overcurrent and Thermal Protection:** Enhances reliability.  
- **Small Footprint:** SOT23-6 package for space-constrained applications.  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

Low-Voltage, Low-Dropout Linear Regulators with External Bias Supply

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