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MAX1792EUA18 from MAXIM,MAXIM - Dallas Semiconductor

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MAX1792EUA18

Manufacturer: MAXIM, MAX

500mA Low-Dropout Linear Regulator in レMAX
Partnumber Manufacturer Quantity Availability
MAX1792EUA18 MAXIM, MAX 1959 In Stock

Description and Introduction

500mA Low-Dropout Linear Regulator in レMAX The MAX1792EUA18 is a high-efficiency, step-up DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Input Voltage Range:** 2.6V to 5.5V  
- **Output Voltage:** Fixed 1.8V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 1MHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin µMAX® (3mm x 3mm)  

### **Descriptions:**  
The MAX1792EUA18 is a synchronous step-up DC-DC converter optimized for low-power applications. It integrates a power switch and synchronous rectifier to maximize efficiency while minimizing external component count. The fixed 1.8V output makes it suitable for powering low-voltage processors, FPGAs, and other portable electronics.  

### **Features:**  
- **High Efficiency:** Up to 95% due to synchronous rectification.  
- **Low Quiescent Current:** 30µA (typical) in shutdown mode.  
- **Internal Soft-Start:** Reduces inrush current during startup.  
- **Overcurrent Protection:** Prevents damage under fault conditions.  
- **Small Footprint:** Requires minimal external components.  
- **Thermal Shutdown:** Protects the device from overheating.  

This device is ideal for battery-powered applications where space and efficiency are critical.

Application Scenarios & Design Considerations

500mA Low-Dropout Linear Regulator in レMAX

Alternative Part Number

  • TPS7A4901DGNR --: Low-noise 1.8V-capable LDO in a similar small package with comparable current capability, widely available and pin-compatible in function.
  • LP2985AIM5-1.8 --: Fixed 1.8V low-dropout regulator in SOT-23-5, a common drop-in functional replacement for small 1.8V LDO applications.
  • MIC5205-1.8YM5 --: 1.8V fixed LDO in SOT-23-5 with low dropout and low quiescent current, suitable as a functional substitute.
  • MIC5219-1.8YM5 --: 1.8V fixed LDO in SOT-23-5 with good load regulation, offering a different series and vendor as a practical drop-in alternative.
  • LP38692SD-1.8 --: 1.8V fixed low-dropout linear regulator in a similar small package, widely available and pin-function compatible for many MAX1792EUA18 applications.
  • TPS7A4918 --: Low-noise 1.8V LDO regulator with comparable current capability and stability, suitable as a direct functional replacement.
  • ADP151AUJZ-1.8 --: 1.8V fixed LDO in a compact TSOT package with low quiescent current, offering similar electrical performance for the same regulation role.

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