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MAX8559ETAAJ+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX8559ETAAJ+T

Manufacturer: MAXIM

Dual, 300mA, Low-Noise Linear Regulator with Independent Shutdown in UCSP or TDFN

Partnumber Manufacturer Quantity Availability
MAX8559ETAAJ+T MAXIM 2200 In Stock

Description and Introduction

Dual, 300mA, Low-Noise Linear Regulator with Independent Shutdown in UCSP or TDFN The MAX8559ETAAJ+T is a step-down DC-DC converter manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.6V to VIN  
- **Output Current:** Up to 4A  
- **Switching Frequency:** 1MHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin TDFN (3mm x 3mm)  

### **Descriptions:**  
The MAX8559ETAAJ+T is a high-efficiency, synchronous step-down DC-DC converter designed for applications requiring high output current in a compact footprint. It integrates low RDS(ON) MOSFETs to minimize power loss and improve efficiency.  

### **Features:**  
- **Integrated Power MOSFETs** for reduced external component count  
- **PWM/PFM Mode Operation** for improved efficiency at light loads  
- **Soft-Start Function** to limit inrush current  
- **Overcurrent and Thermal Protection** for enhanced reliability  
- **Adjustable Output Voltage** via external resistors  
- **Low Quiescent Current** (30µA in shutdown mode)  

The device is commonly used in portable electronics, networking equipment, and point-of-load (POL) power supplies.  

(Source: Maxim Integrated datasheet)

Application Scenarios & Design Considerations

Dual, 300mA, Low-Noise Linear Regulator with Independent Shutdown in UCSP or TDFN

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