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SPX3940T-3.3 from SIPEX

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SPX3940T-3.3

Manufacturer: SIPEX

1A Low Dropout Voltage Regulator Fixed Output, Fast Response

Partnumber Manufacturer Quantity Availability
SPX3940T-3.3,SPX3940T33 SIPEX 30 In Stock

Description and Introduction

1A Low Dropout Voltage Regulator Fixed Output, Fast Response The SPX3940T-3.3 is a low-dropout (LDO) voltage regulator manufactured by SIPEX (now part of Exar Corporation). Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** 3.3V (fixed)  
- **Output Current:** 1A (maximum)  
- **Dropout Voltage:** 340mV (typical at full load)  
- **Input Voltage Range:** 2.5V to 16V  
- **Line Regulation:** 0.02% (typical)  
- **Load Regulation:** 0.04% (typical)  
- **Quiescent Current:** 1mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263 (D2PAK)  

### **Descriptions:**
- The SPX3940T-3.3 is a high-performance LDO regulator designed for applications requiring stable and precise voltage regulation.  
- It features low dropout voltage, making it suitable for battery-powered devices.  
- Includes built-in protection features such as thermal shutdown and current limiting.  

### **Features:**
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **High Accuracy:** Tight output voltage tolerance (±1%).  
- **Thermal Protection:** Prevents damage from overheating.  
- **Current Limiting:** Safeguards against excessive load conditions.  
- **Wide Input Voltage Range:** Supports a variety of power sources.  
- **Low Quiescent Current:** Enhances power efficiency in standby modes.  

This regulator is commonly used in industrial, automotive, and consumer electronics applications.

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