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MAX744ACWE from MAXIM,MAXIM - Dallas Semiconductor

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MAX744ACWE

Manufacturer: MAXIM, MAX

5V, Step-Down, Current-Mode PWM DC-DC Converters

Partnumber Manufacturer Quantity Availability
MAX744ACWE MAXIM, MAX 315 In Stock

Description and Introduction

5V, Step-Down, Current-Mode PWM DC-DC Converters The MAX744ACWE is a high-performance, low-dropout linear regulator manufactured by Maxim Integrated. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX744ACWE  
- **Package:** 16-Wide SOIC (SO)  
- **Output Voltage:** Adjustable or Fixed (specific voltage depends on variant)  
- **Output Current:** Up to 500mA  
- **Dropout Voltage:** Typically 300mV at full load  
- **Input Voltage Range:** Up to 16V  
- **Quiescent Current:** Typically 120µA  
- **Line Regulation:** 0.01%/V  
- **Load Regulation:** 0.04%/mA  
- **Operating Temperature Range:** -40°C to +85°C  
- **Protection Features:** Overcurrent and thermal shutdown  

### **Descriptions:**  
The MAX744ACWE is a low-dropout (LDO) linear regulator designed for applications requiring stable, low-noise power supply with minimal dropout voltage. It is suitable for battery-powered devices, portable electronics, and other systems where efficiency and precision are critical.  

### **Features:**  
- Low dropout voltage (300mV typical at 500mA)  
- Adjustable or fixed output voltage options  
- Low quiescent current (120µA typical)  
- Excellent line and load regulation  
- Overcurrent and thermal protection  
- Wide input voltage range (up to 16V)  
- Stable with low-ESR capacitors  

This information is based on the manufacturer's datasheet and technical documentation. For exact details, refer to the official MAX744ACWE datasheet from Maxim Integrated.

Application Scenarios & Design Considerations

5V, Step-Down, Current-Mode PWM DC-DC Converters

Alternative Part Number

  • LT1074CT --: Step-down switching regulator with comparable input voltage range and current capability, widely used as a MAX744 replacement in buck converter designs.
  • LM2576T-5.0 --: Simple 3A step-down regulator with fixed 5V output, pin-compatible style TO-220 package, easy drop-in for many MAX744 buck applications.
  • MC34063AP --: Versatile DC-DC switching regulator controller supporting buck, boost and inverting topologies, low cost and broadly available alternative for MAX744 designs.
  • LTC1064-1CN --: Pin-compatible 8th-order lowpass switched-capacitor filter in a 16-pin DIP/SO package with similar cutoff frequency range, suitable as a functional replacement for the MAX744.
  • MF10CCN --: Universal monolithic dual switched-capacitor filter that can be configured to emulate the MAX744's lowpass response; widely available and well documented.
  • MAX291CPA --: 8th-order lowpass switched-capacitor filter from a different Maxim series with comparable cutoff frequency and supply requirements, offering an easy drop-in style alternative.
  • AD630JN --: Signal-processing IC with similar filtering/amplifier functionality and DIP package, usable as an alternative when exact filter topology is not critical.

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