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LM4140ACM-4.1 from NS,National Semiconductor

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LM4140ACM-4.1

Manufacturer: NS

Precision Micropower Low Dropout Voltage Reference

Partnumber Manufacturer Quantity Availability
LM4140ACM-4.1,LM4140ACM41 NS 12 In Stock

Description and Introduction

Precision Micropower Low Dropout Voltage Reference The LM4140ACM-4.1 is a precision voltage reference manufactured by National Semiconductor (NS). Below are its specifications, descriptions, and features based on factual data:

### **Specifications:**  
- **Output Voltage:** 4.096V  
- **Initial Accuracy:** ±0.1%  
- **Temperature Coefficient (Max):** 10ppm/°C  
- **Operating Current:** 1.2mA (typical)  
- **Output Current:** 20mA (sink/source)  
- **Line Regulation:** 0.01%/V (typical)  
- **Load Regulation:** 0.01%/mA (typical)  
- **Long-Term Stability:** 50ppm/1000hrs (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin SOIC  

### **Descriptions:**  
The LM4140ACM-4.1 is a high-precision, low-noise voltage reference designed for applications requiring stable and accurate voltage levels. It provides a fixed 4.096V output with excellent temperature stability and low power consumption.  

### **Features:**  
- **High Precision:** ±0.1% initial accuracy  
- **Low Noise:** 4µVpp/V (typical)  
- **Low Drift:** 10ppm/°C (max)  
- **Wide Operating Range:** -40°C to +125°C  
- **Low Dropout Voltage:** 300mV (typical)  
- **Stable with Capacitive Loads:** Up to 10µF  
- **AEC-Q100 Qualified (for automotive applications)**  

This device is commonly used in data acquisition systems, industrial controls, medical instruments, and precision analog circuits.  

(Note: National Semiconductor (NS) was acquired by Texas Instruments in 2011, but the part retains its original NS branding in historical documentation.)

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