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MAX603ESA+T from MAX,MAXIM - Dallas Semiconductor

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MAX603ESA+T

Manufacturer: MAX, MAXIM

5V/3.3V or Adjustable, Low-Dropout, Low-IQ, 500mA Linear Regulators

Partnumber Manufacturer Quantity Availability
MAX603ESA+T,MAX603ESAT MAX, MAXIM 5000 In Stock

Description and Introduction

5V/3.3V or Adjustable, Low-Dropout, Low-IQ, 500mA Linear Regulators The MAX603ESA+T is a low-dropout linear regulator manufactured by Maxim Integrated. Here are its key specifications, descriptions, and features:

### **Specifications:**  
- **Output Voltage Options:** Fixed 3.3V or adjustable (1.25V to 11.5V).  
- **Output Current:** Up to 500mA.  
- **Dropout Voltage:** 120mV (typical) at 100mA load.  
- **Input Voltage Range:** Up to 12V.  
- **Line Regulation:** 0.02%/V (typical).  
- **Load Regulation:** 0.04%/mA (typical).  
- **Quiescent Current:** 50µA (typical).  
- **Operating Temperature Range:** -40°C to +85°C.  
- **Package:** 8-pin SOIC.  

### **Descriptions:**  
The MAX603ESA+T is a precision, low-dropout linear voltage regulator designed for battery-powered and low-power applications. It provides stable output voltage with minimal power dissipation and includes features like thermal shutdown and current limiting for protection.  

### **Features:**  
- Low dropout voltage for efficient operation.  
- Low quiescent current for power-sensitive applications.  
- Thermal shutdown and short-circuit protection.  
- Stable with low-ESR ceramic capacitors.  
- Adjustable output version available (MAX604).  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

5V/3.3V or Adjustable, Low-Dropout, Low-IQ, 500mA Linear Regulators

Alternative Part Number

  • LT1963AES8#PBF --: Low-dropout linear regulator with similar 5V/1.5A class output and SOIC-8 package; widely available and a common drop-in style replacement for MAX603 applications.
  • TPS7A4700RGWR --: Low-noise, high-PSRR LDO regulator offering comparable current capability and stability; suitable when lower noise and better PSRR are desired.
  • LM2940CT-5.0/NOPB --: Classic 5V low-dropout regulator with robust availability and similar electrical role; TO-220 package differs but is easy to adapt in through-hole designs.
  • LP2985AIM5-5.0 --: Low-dropout 5V linear regulator in SOT-23-5 with similar current capability and pin-compatible function, widely available and lower cost.
  • LT1761ES5-5 --: 5V low-noise LDO regulator in SOT-23-5 offering comparable dropout and output current, suitable drop-in functional replacement.
  • MIC5205-5.0YM5 --: 5V LDO regulator in SOT-23-5 with similar electrical characteristics and low quiescent current, a common alternative for MAX603 applications.

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