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LT1963ET-3.3 from LINEAR

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LT1963ET-3.3

Manufacturer: LINEAR

1.5A, low noise, fast transient response LDO regulator, 3.3V

Partnumber Manufacturer Quantity Availability
LT1963ET-3.3,LT1963ET33 LINEAR 1350 In Stock

Description and Introduction

1.5A, low noise, fast transient response LDO regulator, 3.3V The LT1963ET-3.3 is a low dropout (LDO) voltage regulator manufactured by **Linear Technology (now part of Analog Devices)**.  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** 1.5A  
- **Dropout Voltage:** 340mV (typical at full load)  
- **Input Voltage Range:** 2.3V to 20V  
- **Quiescent Current:** 1mA (typical)  
- **Line Regulation:** 0.02% (typical)  
- **Load Regulation:** 0.05% (typical)  
- **Package:** TO-220-5 (through-hole)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Protection Features:** Overcurrent, reverse battery, and thermal shutdown  

### **Descriptions:**  
- Designed for high-performance, low-noise applications.  
- Stable with low-ESR ceramic capacitors (≥10µF).  
- Fast transient response for demanding loads.  

### **Features:**  
- Low dropout voltage (340mV at 1.5A).  
- Low output noise (40µVRMS, 10Hz to 100kHz).  
- Adjustable output (other variants available).  
- PNP pass transistor for improved efficiency.  
- Reverse battery protection.  
- Thermal shutdown and current limit protection.  

This regulator is commonly used in industrial, automotive, and telecom applications requiring stable power delivery.

Application Scenarios & Design Considerations

1.5A, low noise, fast transient response LDO regulator, 3.3V
Partnumber Manufacturer Quantity Availability
LT1963ET-3.3,LT1963ET33 LT 50 In Stock

Description and Introduction

1.5A, low noise, fast transient response LDO regulator, 3.3V The LT1963ET-3.3 is a low dropout (LDO) voltage regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** 1.5A  
- **Dropout Voltage:** 340mV (typical at full load)  
- **Input Voltage Range:** 3.6V to 20V  
- **Line Regulation:** 0.02% (typical)  
- **Load Regulation:** 0.05% (typical)  
- **Quiescent Current:** 1mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (5-Lead)  

### **Descriptions and Features:**  
- **Low Dropout:** Optimized for high-performance applications requiring stable voltage with minimal headroom.  
- **Low Noise:** Features a low output noise design, suitable for noise-sensitive applications.  
- **Fast Transient Response:** Provides excellent load and line transient performance.  
- **Protection Features:** Includes reverse battery protection, current limiting, and thermal shutdown.  
- **Stable with Low ESR Capacitors:** Works reliably with ceramic or tantalum output capacitors.  
- **Adjustable Version Available:** The LT1963 series also includes adjustable output voltage variants.  

This regulator is commonly used in industrial, automotive, and telecommunications applications where stable power delivery is critical.

Application Scenarios & Design Considerations

1.5A, low noise, fast transient response LDO regulator, 3.3V

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