Overview
The LM4040B20IDBZRG4 from Texas Instruments is a precision voltage reference IC designed to provide a stable and accurate 2.0V output. This product belongs to the voltage reference category and is widely used in applications requiring precise voltage regulation. The LM4040B20IDBZRG4 is particularly suited for portable electronics, industrial control systems, and automotive applications due to its high accuracy, low power consumption, and robust performance. Its unique selling points include its small form factor, low temperature coefficient, and excellent long-term stability, making it a competitive choice in the market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 2.0 | V | ±0.1% accuracy |
| Operating Temperature Range | -40 to +125 | °C | |
| Quiescent Current | 60 | µA | Typical |
| Package Type | SOT-23 | 3-pin | |
| Temperature Coefficient | 100 | ppm/°C | Typical |
| Output Current | 15 | mA | Maximum |
| Long-Term Stability | 20 | ppm/1000hr | Typical |
Key Features
- Precision 2.0V output with ±0.1% accuracy.
- Low quiescent current of 60 µA, ideal for battery-powered applications.
- Wide operating temperature range from -40°C to +125°C.
- Compact SOT-23 package for space-constrained designs.
- Excellent long-term stability of 20 ppm/1000hr.
- Low temperature coefficient of 100 ppm/°C for stable performance across varying temperatures.
Applications
The LM4040B20IDBZRG4 is widely used in various industries due to its precision and reliability. In portable electronics, it ensures stable voltage for sensors and microcontrollers. In industrial control systems, it provides accurate references for analog-to-digital converters and power management circuits. In automotive electronics, it supports critical functions like battery management and sensor calibration. Its robust performance and compact size make it a versatile choice for applications requiring precise voltage regulation.
Q & A
1. What is the output voltage of the LM4040B20IDBZRG4?
The output voltage is 2.0V with ±0.1% accuracy.
2. What is the operating temperature range?
It operates from -40°C to +125°C.
3. What is the quiescent current?
The typical quiescent current is 60 µA.
4. What package does it come in?
It is available in a 3-pin SOT-23 package.
5. What is the temperature coefficient?
The typical temperature coefficient is 100 ppm/°C.
6. What is the maximum output current?
The maximum output current is 15 mA.
7. How stable is the output over time?
It has a long-term stability of 20 ppm/1000hr.
8. Is it suitable for battery-powered applications?
Yes, its low quiescent current makes it ideal for battery-powered devices.
9. Can it be used in automotive applications?
Yes, it is robust and reliable for automotive electronics.
10. What are its key advantages?
Its key advantages include high accuracy, low power consumption, and compact size.
