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LM4040AIM3X-10 from NATIONAL,National Semiconductor

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LM4040AIM3X-10

Manufacturer: NATIONAL

Precision Micropower Shunt Voltage Reference

Partnumber Manufacturer Quantity Availability
LM4040AIM3X-10,LM4040AIM3X10 NATIONAL 12000 In Stock

Description and Introduction

Precision Micropower Shunt Voltage Reference The LM4040AIM3X-10 is a precision voltage reference manufactured by **National Semiconductor** (now part of Texas Instruments).  

### **Specifications:**  
- **Output Voltage:** 10V  
- **Initial Accuracy:** ±0.1% (A-grade)  
- **Temperature Coefficient:** 50 ppm/°C (max)  
- **Operating Current Range:** 60 µA to 15 mA  
- **Package:** SOT-23 (3-pin)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Line Regulation:** 0.05 mV/V (typ)  
- **Load Regulation:** 0.1 mV/mA (typ)  

### **Descriptions:**  
- The LM4040 is a precision two-terminal shunt voltage reference.  
- It provides a fixed output voltage with high accuracy and low temperature drift.  
- Available in multiple voltage options (e.g., 2.048V, 2.5V, 3V, 4.096V, 5V, 10V).  
- Requires no external capacitors for stability.  

### **Features:**  
- Low output noise (35 µVrms, 10Hz to 10kHz)  
- Low dynamic impedance (0.5 Ω typ)  
- Stable with capacitive loads  
- Reverse breakdown voltage options (LM4040x-y, where y is the voltage)  
- Extended industrial temperature range  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Precision Micropower Shunt Voltage Reference
Partnumber Manufacturer Quantity Availability
LM4040AIM3X-10,LM4040AIM3X10 NS 218000 In Stock

Description and Introduction

Precision Micropower Shunt Voltage Reference The LM4040AIM3X-10 is a precision voltage reference manufactured by NS (National Semiconductor). Here are its specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** 10V (±0.1% initial accuracy)  
- **Operating Current Range:** 60µA to 15mA  
- **Temperature Range:** -40°C to +85°C  
- **Package:** SOT-23 (3-pin)  
- **Tolerance:** ±0.1%, ±0.2%, ±0.5%, ±1% (depending on grade)  
- **Line Regulation:** 0.05mV/V (typical)  
- **Load Regulation:** 0.1mV/mA (typical)  
- **Noise (10Hz to 10kHz):** 35µV (typical)  
- **Long-Term Stability:** 20ppm/1000hrs (typical)  

### **Descriptions:**  
The LM4040AIM3X-10 is a shunt-mode precision voltage reference with a fixed 10V output. It provides stable voltage references for ADCs, DACs, and precision regulators. It features low dynamic impedance and low noise, making it suitable for high-accuracy applications.  

### **Features:**  
- **High Accuracy:** Tight initial tolerances (±0.1%)  
- **Low Noise:** 35µV (typical)  
- **Wide Operating Current Range:** 60µA to 15mA  
- **Low Temperature Drift:** 100ppm/°C (max)  
- **No External Capacitor Required**  
- **Reverse Breakdown Protection**  
- **AEC-Q100 Qualified (for automotive applications, if applicable)**  

This device is commonly used in precision power supplies, data acquisition systems, and industrial control systems.

Application Scenarios & Design Considerations

Precision Micropower Shunt Voltage Reference

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