Overview
The Texas Instruments LM4040B50IDBZR is a precision micropower shunt voltage reference designed to provide stable and accurate voltage outputs. This component is part of the LM4040 series, known for its versatility and ease of use across a wide range of applications. The LM4040B50IDBZR specifically offers a fixed output voltage of 5V with a tight output tolerance of ±0.2% and a low temperature coefficient of 100 ppm/°C, making it suitable for high-precision requirements.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | LM4040B50IDBZR |
| Package | SOT-23 |
| Output Voltage | 5V |
| Output Tolerance | ±0.2% |
| Temperature Coefficient | 100 ppm/°C |
| Minimum Cathode Current | 45 μA (typical) |
| Maximum Cathode Current | 15 mA |
| Operating Temperature Range | –40°C to 125°C |
| Noise | 35 μVRMS (typical) |
| Compliance | RoHS compliant |
Key Features
- Fixed Output Voltages: Available in several fixed output voltages including 2.048V, 2.5V, 3V, 4.096V, 5V, 8.192V, and 10V.
- Tight Output Tolerances: The LM4040B50IDBZR offers a tight output tolerance of ±0.2% and a low temperature coefficient of 100 ppm/°C.
- Low Output Noise: Features low output noise of 35 μVRMS (typical).
- Wide Operating Current Range: Operates with a wide current range from 45 μA to 15 mA.
- No External Capacitor Required: Stable with all capacitive loads and does not require an external capacitor for operation.
- Extended Temperature Range: Characterized for operation over an ambient temperature range of –40°C to 125°C.
Applications
- Data-Acquisition Systems: Ideal for precision data acquisition systems where stable reference voltages are crucial.
- Energy Infrastructure: Used in energy infrastructure applications requiring high accuracy and stability.
- Analog Input Modules: Suitable for analog input modules in various industrial and automotive applications.
- Field Transmitters: Employed in field transmitters for accurate signal transmission.
- Precision Audio: Used in precision audio equipment to ensure high-quality sound reproduction.
- Automotive Electronics: Applied in automotive electronics for reliable and precise voltage references).
Q & A
- What is the output voltage of the LM4040B50IDBZR?
The output voltage of the LM4040B50IDBZR is 5V.. - What is the output tolerance of the LM4040B50IDBZR?
The output tolerance of the LM4040B50IDBZR is ±0.2%.). - What is the temperature coefficient of the LM4040B50IDBZR?
The temperature coefficient of the LM4040B50IDBZR is 100 ppm/°C). - What is the minimum cathode current required for the LM4040B50IDBZR?
The minimum cathode current required for the LM4040B50IDBZR is 45 μA (typical)). - Does the LM4040B50IDBZR require an external capacitor for operation?
No, the LM4040B50IDBZR does not require an external capacitor for operation and is stable with all capacitive loads). - What is the operating temperature range of the LM4040B50IDBZR?
The operating temperature range of the LM4040B50IDBZR is –40°C to 125°C). - Is the LM4040B50IDBZR RoHS compliant?
Yes, the LM4040B50IDBZR is RoHS compliant.). - What are some common applications of the LM4040B50IDBZR?
The LM4040B50IDBZR is commonly used in data-acquisition systems, energy infrastructure, analog input modules, field transmitters, precision audio, and automotive electronics). - What is the package type of the LM4040B50IDBZR?
The package type of the LM4040B50IDBZR is SOT-23.). - What is the typical output noise of the LM4040B50IDBZR?
The typical output noise of the LM4040B50IDBZR is 35 μVRMS).
