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MAX1818EUT25 from MAXIM,MAXIM - Dallas Semiconductor

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MAX1818EUT25

Manufacturer: MAXIM

500mA Low-Dropout Linear Regulator in SOT23

Partnumber Manufacturer Quantity Availability
MAX1818EUT25 MAXIM 92 In Stock

Description and Introduction

500mA Low-Dropout Linear Regulator in SOT23 The MAX1818EUT25 is a low-dropout linear regulator (LDO) manufactured by **MAXIM** (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** 2.5V (fixed)  
- **Input Voltage Range:** 2.5V to 5.5V  
- **Maximum Output Current:** 150mA  
- **Dropout Voltage:** 120mV (typical) at 100mA load  
- **Quiescent Current:** 50µA (typical)  
- **Output Accuracy:** ±2% over line, load, and temperature  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOT23-6  

### **Descriptions:**
The MAX1818EUT25 is a low-noise, low-dropout linear regulator designed for battery-powered applications. It provides a stable 2.5V output with minimal power loss, making it suitable for portable devices.  

### **Features:**
- Low dropout voltage (120mV typical at 100mA)  
- Ultra-low quiescent current (50µA typical)  
- Stable with low-ESR ceramic capacitors  
- Thermal shutdown and current-limit protection  
- Short-circuit protected  
- Small SOT23-6 package for space-constrained designs  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

500mA Low-Dropout Linear Regulator in SOT23

Alternative Part Number

  • LP2985AIM5-2.5 --: Low-dropout 2.5V linear regulator in SOT-23-5 with similar current capability and pinout, widely available and cost-effective.
  • MIC5205-2.5YM5 --: 2.5V LDO regulator in SOT-23-5 offering comparable dropout and load performance, a common drop-in style alternative.
  • TLV70225PDBVR --: 2.5V low-IQ LDO in SOT-23-5 with stable output and good transient response, suitable replacement for low-power applications.

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