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LM4128DQ1MF2.5 from National,National Semiconductor

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LM4128DQ1MF2.5

Manufacturer: National

Precision Micropower Series Voltage Reference

Partnumber Manufacturer Quantity Availability
LM4128DQ1MF2.5,LM4128DQ1MF25 National 17000 In Stock

Description and Introduction

Precision Micropower Series Voltage Reference The **LM4128DQ1MF2.5** is a precision voltage reference manufactured by **Texas Instruments** (not National Semiconductor, as it was acquired by TI).  

### **Specifications:**  
- **Output Voltage:** 2.5V  
- **Initial Accuracy:** ±0.2% (max)  
- **Temperature Coefficient (Tempco):** 50 ppm/°C (max)  
- **Output Current:** 10 mA (max)  
- **Supply Voltage Range:** 4.5V to 12V  
- **Low Dropout Voltage:** 300 mV (typ)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5  

### **Descriptions & Features:**  
- **High Precision:** Low initial error and excellent temperature stability.  
- **Low Noise:** Minimizes output voltage fluctuations.  
- **Low Dropout:** Operates efficiently with small headroom.  
- **Wide Supply Range:** Supports a broad input voltage range.  
- **AEC-Q100 Qualified:** Suitable for automotive applications.  
- **Low Quiescent Current:** 300 µA (typ).  
- **Reverse Current Protection:** Prevents damage if voltage is applied in reverse.  

This voltage reference is commonly used in **ADCs, DACs, power supplies, and industrial/automotive systems** requiring stable voltage references.

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