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LT1528CQ from LINEAR

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LT1528CQ

Manufacturer: LINEAR

3A Low Dropout Regulator for Microprocessor Applications

Partnumber Manufacturer Quantity Availability
LT1528CQ LINEAR 119 In Stock

Description and Introduction

3A Low Dropout Regulator for Microprocessor Applications The LT1528CQ is a low dropout (LDO) linear regulator manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Output Voltage:** Fixed 3.3V or adjustable (1.24V to 20V)  
- **Output Current:** 3A  
- **Dropout Voltage:** 300mV typical at 3A  
- **Input Voltage Range:** Up to 20V  
- **Line Regulation:** 0.015% (typical)  
- **Load Regulation:** 0.05% (typical)  
- **Quiescent Current:** 1mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 5-Lead TO-220  

### **Descriptions:**  
The LT1528CQ is a high-performance LDO regulator designed for applications requiring high current with low dropout voltage. It features low noise, fast transient response, and excellent line and load regulation.  

### **Features:**  
- **Low Dropout Voltage:** 300mV typical at 3A  
- **Adjustable or Fixed Output Voltage Options**  
- **Thermal Overload Protection**  
- **Current Limit Protection**  
- **Stable with Low-ESR Output Capacitors**  
- **Fast Transient Response**  
- **Low Quiescent Current**  

This regulator is suitable for powering microprocessors, ASICs, and other high-current applications.

Application Scenarios & Design Considerations

3A Low Dropout Regulator for Microprocessor Applications
Partnumber Manufacturer Quantity Availability
LT1528CQ LT 350 In Stock

Description and Introduction

3A Low Dropout Regulator for Microprocessor Applications The LT1528CQ is a low dropout (LDO) voltage regulator manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage Range:** Adjustable from 1.24V to 20V  
- **Output Current:** 3A  
- **Dropout Voltage:** 300mV (typical at 3A load)  
- **Input Voltage Range:** Up to 20V  
- **Line Regulation:** 0.02% (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 5-Lead TO-220  

### **Descriptions:**
- The LT1528CQ is a high-performance LDO regulator designed for applications requiring high current with low dropout voltage.  
- It features fast transient response and low noise, making it suitable for powering sensitive analog and digital circuits.  
- The device includes thermal shutdown and current limit protection for enhanced reliability.  

### **Features:**
- **Low Dropout Voltage:** 300mV at full load  
- **Adjustable Output Voltage:** Set via external resistors  
- **Fast Transient Response:** Ensures stable operation under dynamic load conditions  
- **Thermal Shutdown Protection:** Prevents damage from overheating  
- **Current Limit Protection:** Safeguards against excessive load currents  
- **Wide Input Voltage Range:** Supports up to 20V input  
- **Stable with Low-ESR Capacitors:** Works with ceramic or tantalum output capacitors  

This information is based solely on the manufacturer's datasheet for the LT1528CQ.

Application Scenarios & Design Considerations

3A Low Dropout Regulator for Microprocessor Applications

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