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MAX1822ESA-T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1822ESA-T

Manufacturer: MAXIM

High-Side Power Supply

Partnumber Manufacturer Quantity Availability
MAX1822ESA-T,MAX1822ESAT MAXIM 4831 In Stock

Description and Introduction

High-Side Power Supply The MAX1822ESA-T is a step-down DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Maxim Integrated (MAXIM)  
- **Part Number:** MAX1822ESA-T  
- **Package:** 8-SOIC (150mil)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Input Voltage Range:** 2.6V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.8V to VIN  
- **Output Current:** Up to 600mA  
- **Switching Frequency:** 1.2MHz (fixed)  
- **Efficiency:** Up to 95%  
- **Dropout Voltage:** 100mV (typical)  
- **Quiescent Current:** 40µA (typical)  

### **Descriptions:**
The MAX1822ESA-T is a high-efficiency, step-down DC-DC converter designed for low-voltage, battery-powered applications. It integrates a synchronous rectifier to minimize external component count and improve efficiency. The device operates at a fixed 1.2MHz switching frequency, allowing the use of small inductors and capacitors. It features a low-dropout mode for extended battery life and includes internal soft-start to limit inrush current.

### **Features:**
- **High Efficiency (up to 95%)**  
- **Low Quiescent Current (40µA typical)**  
- **1.2MHz Fixed Switching Frequency**  
- **Synchronous Rectification (No External Schottky Diode Needed)**  
- **Adjustable Output Voltage (0.8V to VIN)**  
- **Low Dropout Operation (100mV typical)**  
- **Internal Soft-Start**  
- **Overcurrent and Thermal Protection**  
- **Small 8-Pin SOIC Package**  

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

Application Scenarios & Design Considerations

High-Side Power Supply

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