Overview
The LM4040BIM3-2.5/V+ is a precision micropower shunt voltage reference produced by Analog Devices Inc./Maxim Integrated. This component is designed to provide a stable 2.5V output, making it ideal for applications requiring high accuracy and low power consumption. It is commonly used in portable devices, industrial equipment, and automotive electronics due to its reliability and ease of integration. The LM4040BIM3-2.5/V+ stands out for its low initial tolerance, low temperature coefficient, and minimal power consumption, making it a competitive choice in the voltage reference market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 2.5 | V | Fixed |
| Initial Accuracy | ±0.1 | % | B Grade |
| Temperature Coefficient | 50 | ppm/°C | Typical |
| Operating Current | 60 | µA | Typical |
| Operating Temperature Range | -40 to +85 | °C | |
| Package | SOT-23 | 3-Pin |
Key Features
- High precision with ±0.1% initial accuracy (B Grade).
- Low temperature coefficient of 50 ppm/°C ensures stable performance across varying temperatures.
- Low operating current of 60 µA minimizes power consumption, ideal for battery-powered devices.
- No external capacitor required for stability, simplifying design and reducing component count.
- Available in a compact SOT-23 package, suitable for space-constrained applications.
Applications
The LM4040BIM3-2.5/V+ is widely used in applications requiring precise voltage references. Key application areas include:
- Portable Electronics: Provides stable voltage for battery-powered devices such as smartphones, tablets, and wearables.
- Industrial Equipment: Ensures accurate voltage references in sensors, data acquisition systems, and control units.
- Automotive Electronics: Used in infotainment systems, engine control units, and safety systems due to its reliability under harsh conditions.
- Medical Devices: Supports precision voltage requirements in diagnostic and monitoring equipment.
Q & A
1. What is the output voltage of the LM4040BIM3-2.5/V+?
The output voltage is fixed at 2.5V.
2. What is the initial accuracy of this component?
The initial accuracy is ±0.1% for the B Grade version.
3. Does the LM4040BIM3-2.5/V+ require an external capacitor?
No, it does not require an external capacitor for stability.
4. What is the operating temperature range?
The operating temperature range is -40°C to +85°C.
5. What package does this component come in?
It is available in a 3-pin SOT-23 package.
6. What is the typical operating current?
The typical operating current is 60 µA.
7. Can this component be used in automotive applications?
Yes, it is suitable for automotive electronics due to its reliability and performance under harsh conditions.
8. What is the temperature coefficient of the LM4040BIM3-2.5/V+?
The temperature coefficient is 50 ppm/°C.
9. Is this component RoHS compliant?
Yes, it is RoHS compliant.
10. What are the key advantages of using this voltage reference?
The key advantages include high precision, low power consumption, and ease of integration due to its compact package and no need for external components.
