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LP3855EMPX-ADJ from NSC,National Semiconductor

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LP3855EMPX-ADJ

Manufacturer: NSC

1.5A Fast Ultra Low Dropout Linear Regulator

Partnumber Manufacturer Quantity Availability
LP3855EMPX-ADJ,LP3855EMPXADJ NSC 1855 In Stock

Description and Introduction

1.5A Fast Ultra Low Dropout Linear Regulator The LP3855EMPX-ADJ is a low-dropout (LDO) voltage regulator manufactured by National Semiconductor (NSC). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** Adjustable (1.22V to 5.5V)  
- **Output Current:** 3A  
- **Dropout Voltage:** 340mV (typical) at 3A  
- **Input Voltage Range:** 2.5V to 7V  
- **Line Regulation:** 0.015% (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Quiescent Current:** 5.5mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK-5)  

### **Descriptions:**
- The LP3855EMPX-ADJ is a high-performance LDO regulator designed for applications requiring high current with low dropout voltage.  
- It features an adjustable output voltage set via an external resistor divider.  
- The device includes thermal shutdown and current limit protection for enhanced reliability.  

### **Features:**
- **High Accuracy:** ±1.5% output voltage accuracy over line, load, and temperature.  
- **Low Dropout:** 340mV typical dropout at full load (3A).  
- **Fast Transient Response:** Optimized for dynamic load conditions.  
- **Protection Circuits:** Thermal shutdown and current limit protection.  
- **Stable with Low-ESR Capacitors:** Works with ceramic or tantalum output capacitors.  
- **Adjustable Output:** Allows flexibility in setting the desired output voltage.  

This information is based on the manufacturer's datasheet for the LP3855EMPX-ADJ.

Partnumber Manufacturer Quantity Availability
LP3855EMPX-ADJ,LP3855EMPXADJ NS 8000 In Stock

Description and Introduction

1.5A Fast Ultra Low Dropout Linear Regulator The LP3855EMPX-ADJ is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (NS).  

### **Specifications:**  
- **Output Voltage Range:** Adjustable (1.22V to 5.5V)  
- **Output Current:** Up to 1.5A  
- **Dropout Voltage:** 340mV (typical) at 1.5A  
- **Input Voltage Range:** 2.5V to 6.5V  
- **Line Regulation:** 0.02%/V (typical)  
- **Load Regulation:** 0.1% (typical)  
- **Quiescent Current:** 1.2mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 5-Pin TO-263 (DDPAK/TO-263)  

### **Descriptions:**  
The LP3855EMPX-ADJ is a high-performance, adjustable LDO regulator designed for applications requiring high output current with low dropout voltage. It features excellent line and load regulation, making it suitable for powering sensitive analog and digital circuits.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors  
- **Low Dropout Voltage** for high efficiency  
- **Fast Transient Response**  
- **Thermal Shutdown & Current Limit Protection**  
- **Stable with Low-ESR Ceramic Capacitors**  
- **Low Noise Operation**  

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

Partnumber Manufacturer Quantity Availability
LP3855EMPX-ADJ,LP3855EMPXADJ NS,NS 5000 In Stock

Description and Introduction

1.5A Fast Ultra Low Dropout Linear Regulator The LP3855EMPX-ADJ is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Output Voltage Range:** Adjustable from 1.22V to 5.5V  
- **Output Current:** Up to 3A  
- **Dropout Voltage:** 340mV (typical) at 3A load  
- **Input Voltage Range:** 2.5V to 6.5V  
- **Accuracy:** ±1.5% over line, load, and temperature  
- **Quiescent Current:** 1.2mA (typical)  
- **Package:** HTSSOP-20 (Exposed Pad)  
- **Protection Features:**  
  - Thermal shutdown  
  - Overcurrent protection  
  - Reverse current protection  

### **Descriptions:**  
The LP3855EMPX-ADJ is a high-performance LDO regulator designed for applications requiring high output current with tight voltage regulation. It features a low dropout voltage, making it suitable for powering low-voltage digital circuits.  

### **Features:**  
- **High Efficiency:** Low dropout voltage minimizes power dissipation.  
- **Fast Transient Response:** Optimized for dynamic load conditions.  
- **Stable with Low-ESR Capacitors:** Works with ceramic output capacitors.  
- **Adjustable Output:** Allows flexibility in setting the desired voltage.  
- **Robust Protection:** Includes thermal and overcurrent safeguards.  

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

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