Overview
The LM4040BIM3-2.5/V+T is a precision voltage reference component manufactured by Analog Devices Inc./Maxim Integrated. This product belongs to the category of shunt voltage references, designed to provide a stable and accurate 2.5V output. It is widely used in applications requiring precise voltage regulation, such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and power supply circuits. The LM4040BIM3-2.5/V+T is known for its low temperature coefficient, high accuracy, and compact SOT-23 package, making it ideal for space-constrained designs. Its target user groups include engineers and designers in industrial, automotive, and consumer electronics sectors.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 2.5 | V | ±0.1% initial accuracy |
| Operating Current Range | 60 to 15 | mA | |
| Temperature Coefficient | 50 | ppm/°C | |
| Package | SOT-23 | 3-pin | |
| Operating Temperature Range | -40 to +85 | °C | |
| Initial Accuracy | ±0.1 | % | |
| Long-Term Stability | 20 | ppm/1000hrs | |
| Reverse Current | 15 | mA | Maximum |
Key Features
- High Accuracy: ±0.1% initial accuracy ensures precise voltage regulation.
- Low Temperature Coefficient: 50 ppm/°C for stable performance across temperature variations.
- Compact Package: SOT-23 package ideal for space-constrained applications.
- Wide Operating Current Range: Supports 60 µA to 15 mA, making it versatile for various designs.
- Long-Term Stability: 20 ppm/1000hrs ensures reliable performance over time.
Applications
The LM4040BIM3-2.5/V+T is widely used in applications requiring precise voltage references. Key application areas include:
- Industrial Automation: Used in sensor calibration and control systems.
- Consumer Electronics: Ideal for portable devices and battery-powered applications.
- Automotive Electronics: Provides stable voltage references for automotive control modules.
- Data Acquisition Systems: Ensures accurate voltage regulation in ADCs and DACs.
- Power Supplies: Used in voltage regulation circuits for enhanced stability.
Q & A
1. What is the output voltage of the LM4040BIM3-2.5/V+T?
The output voltage is 2.5V with an initial accuracy of ±0.1%.
2. What is the operating temperature range?
The operating temperature range is -40°C to +85°C.
3. What package does this component use?
It uses a compact SOT-23 package.
4. What is the temperature coefficient of the LM4040BIM3-2.5/V+T?
The temperature coefficient is 50 ppm/°C.
5. What is the maximum reverse current?
The maximum reverse current is 15 mA.
6. Can this component be used in automotive applications?
Yes, it is suitable for automotive electronics due to its stable performance and wide temperature range.
7. What is the long-term stability of this voltage reference?
The long-term stability is 20 ppm/1000hrs.
8. Is the LM4040BIM3-2.5/V+T suitable for battery-powered devices?
Yes, its low operating current range (60 µA to 15 mA) makes it ideal for battery-powered applications.
9. What is the initial accuracy of the output voltage?
The initial accuracy is ±0.1%.
10. Can this component be used in industrial automation systems?
Yes, it is commonly used in industrial automation for sensor calibration and control systems.
