Overview
The LM4040D25IDBZTG4 is a precision micropower shunt voltage reference manufactured by Texas Instruments. This component is part of the LM4040 series, known for its high accuracy and stability. The LM4040D25IDBZTG4 specifically provides a fixed output voltage of 2.5V, making it suitable for a variety of applications requiring precise voltage referencing.
Key Specifications
| Parameter | Test Conditions | Unit | MIN | TYP | MAX |
|---|---|---|---|---|---|
| Reverse Breakdown Voltage (VZ) | IZ = 100μA, 25°C | V | 2.5 | 2.5 | 2.5 |
| Reverse Breakdown Voltage Tolerance (ΔVZ) | IZ = 100μA, 25°C | mV | -12 | 0 | 12 |
| Minimum Cathode Current (IZ,min) | 25°C | μA | 45 | 75 | 80 |
| Average Temperature Coefficient of Reverse Breakdown Voltage (αVZ) | IZ = 10mA, 25°C | ppm/°C | ±20 | ±20 | ±100 |
| Operating Temperature Range | °C | -40 | 125 |
Key Features
- Fixed Output Voltages: The LM4040D25IDBZTG4 provides a precise output voltage of 2.5V.
- Tight Output Tolerances: The component has tight output tolerances, ensuring high accuracy.
- Low Temperature Coefficient: It features a low temperature coefficient, which minimizes voltage drift over temperature changes.
- Micropower Operation: The device operates with very low current, making it suitable for power-sensitive applications.
- Extended Temperature Range: It operates over an extended temperature range of -40°C to 125°C.
Applications
The LM4040D25IDBZTG4 is versatile and can be used in various applications, including:
- Precision Voltage Regulation: In systems requiring stable and accurate voltage references.
- Analog-to-Digital Converters (ADCs): As a reference voltage for ADCs to ensure accurate conversions.
- Digital-to-Analog Converters (DACs): To provide a stable reference voltage for DACs.
- Industrial and Automotive Systems: Due to its extended temperature range and high reliability.
Q & A
- What is the output voltage of the LM4040D25IDBZTG4?
The output voltage of the LM4040D25IDBZTG4 is 2.5V. - What is the operating temperature range of the LM4040D25IDBZTG4?
The operating temperature range is -40°C to 125°C. - What is the minimum cathode current for the LM4040D25IDBZTG4?
The minimum cathode current is 45μA at 25°C. - What is the average temperature coefficient of the reverse breakdown voltage?
The average temperature coefficient is ±20 ppm/°C at 10mA and 25°C. - Is the LM4040D25IDBZTG4 suitable for high-temperature applications?
Yes, it is suitable for high-temperature applications due to its extended temperature range. - What package type does the LM4040D25IDBZTG4 come in?
The LM4040D25IDBZTG4 comes in a SOT-23-3 package. - Is the LM4040D25IDBZTG4 RoHS compliant?
Yes, the LM4040D25IDBZTG4 is RoHS compliant. - What are some common applications for the LM4040D25IDBZTG4?
Common applications include precision voltage regulation, ADCs, DACs, and industrial and automotive systems. - How accurate is the output voltage of the LM4040D25IDBZTG4?
The output voltage has tight tolerances, typically within ±1% of the nominal value. - Can the LM4040D25IDBZTG4 be used in power-sensitive applications?
Yes, it can be used in power-sensitive applications due to its micropower operation.
