Overview
The LM4041AIM3-1.2/NOPB is a precision voltage reference component manufactured by Texas Instruments. This product belongs to the category of shunt voltage references and is designed to provide a stable and accurate 1.2V output voltage. It is widely used in applications requiring precise voltage regulation, such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and power management systems. The LM4041AIM3-1.2/NOPB is particularly suitable for portable electronics, industrial equipment, and automotive systems due to its low power consumption, small form factor, and high reliability. Its unique selling points include low temperature coefficient, excellent long-term stability, and ease of integration into various circuit designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 1.2 | V | Fixed |
| Initial Accuracy | ±0.1 | % | At 25°C |
| Temperature Coefficient | 100 | ppm/°C | Typical |
| Operating Current Range | 60 to 15 | µA to mA | |
| Package | SOT-23 | 3-Pin | |
| Operating Temperature Range | -40 to 85 | °C | |
| Long-Term Stability | 20 | ppm/1000h | Typical |
| Load Regulation | 0.2 | mV/mA | Typical |
| Line Regulation | 0.2 | mV/V | Typical |
| Reverse Current | 15 | mA | Maximum |
Key Features
- Precision Voltage Reference: Provides a highly accurate 1.2V output voltage with ±0.1% initial accuracy.
- Low Temperature Coefficient: Ensures stable performance across a wide temperature range with a typical 100 ppm/°C.
- Low Power Consumption: Operates efficiently with a current range of 60 µA to 15 mA, making it ideal for battery-powered devices.
- Compact SOT-23 Package: Small form factor enables easy integration into space-constrained designs.
- Excellent Stability: Offers long-term stability of 20 ppm/1000 hours, ensuring reliable performance over time.
Applications
The LM4041AIM3-1.2/NOPB is versatile and finds applications in various fields. In portable electronics, it is used for precise voltage regulation in devices such as smartphones, tablets, and wearables. In industrial automation, it ensures accurate voltage references for sensors, controllers, and measurement equipment. The component is also widely adopted in automotive systems for power management and control modules, where reliability and stability are critical. Additionally, it is used in data acquisition systems, medical devices, and test and measurement equipment to maintain signal integrity and accuracy.
Q & A
1. What is the output voltage of the LM4041AIM3-1.2/NOPB?
The output voltage is a fixed 1.2V.
2. What is the operating temperature range of this component?
The operating temperature range is -40°C to 85°C.
3. Can the LM4041AIM3-1.2/NOPB be used in automotive applications?
Yes, it is suitable for automotive systems due to its reliability and stability.
4. What is the typical temperature coefficient of this voltage reference?
The typical temperature coefficient is 100 ppm/°C.
5. What is the package type of the LM4041AIM3-1.2/NOPB?
It comes in a compact SOT-23 package with 3 pins.
6. How accurate is the output voltage of this component?
The initial accuracy is ±0.1% at 25°C.
7. What is the maximum reverse current for this component?
The maximum reverse current is 15 mA.
8. Is the LM4041AIM3-1.2/NOPB suitable for battery-powered devices?
Yes, its low power consumption makes it ideal for battery-powered applications.
9. What is the long-term stability of this voltage reference?
The long-term stability is typically 20 ppm/1000 hours.
10. Can this component be used in industrial automation systems?
Yes, it is widely used in industrial automation for precise voltage regulation.
