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MAX1572ETC250 from MAXI,MAXIM - Dallas Semiconductor

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MAX1572ETC250

Manufacturer: MAXI

800mA, 2MHz, PWM DC-to-DC Step-Down Converter with RESET

Partnumber Manufacturer Quantity Availability
MAX1572ETC250 MAXI 96 In Stock

Description and Introduction

800mA, 2MHz, PWM DC-to-DC Step-Down Converter with RESET The MAX1572ETC250 is a high-efficiency, step-up DC-DC converter designed for driving white LEDs in camera flash applications. Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
- Maxim Integrated (now part of Analog Devices)

### **Key Specifications:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Voltage:** Up to 25V (adjustable)  
- **Switching Frequency:** 1MHz (typical)  
- **Maximum Output Current:** 250mA (for LED driving)  
- **Efficiency:** Up to 90%  
- **Package:** 12-pin TDFN (3mm x 3mm)  

### **Descriptions & Features:**  
- Designed for driving **1 to 4 white LEDs** in series for camera flash applications.  
- Uses a **current-mode PWM boost converter** for high efficiency.  
- Includes **adaptive LED current regulation** to maximize brightness.  
- **Soft-start feature** to limit inrush current.  
- **Thermal shutdown protection** for safety.  
- **Low shutdown current** (<1µA) for power savings.  
- **Adjustable LED current** via external resistor.  
- **Integrated power MOSFET** for compact design.  

This information is strictly based on the manufacturer's datasheet and specifications.

Application Scenarios & Design Considerations

800mA, 2MHz, PWM DC-to-DC Step-Down Converter with RESET

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