規格
| 屬性 | 價值 |
| Package / Case | Bulk |
| Part Status | Obsolete |
| Reference Type | Shunt |
| Output Type | Fixed |
| Voltage - Output (Min/Fixed) | 2.5V |
| Current - Output | 15 mA |
| Tolerance | ±0.2% |
| Temperature Coefficient | 100ppm/°C |
| Noise - 10 Hzto10k Hz | 35µVrms |
| Current - Cathode | 65 µA |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The LM4040BIM3-2.5 is a precision voltage reference from Texas Instruments. Specifically, it provides a fixed output voltage of 2.5 volts. This component is part of the LM4040 series of shunt voltage references. It is designed for applications requiring high accuracy and stability, such as data acquisition systems, precision power supplies, and instrumentation.
Key features of the LM4040BIM3-2.5 include low temperature coefficient, low operating current, and the ability to function over a wide range of temperatures. It is available in a compact SOT-23 package, making it suitable for space-constrained applications. The device operates effectively in various environments, ensuring consistent performance due to its robust design.
The product's low output noise and minimal drift over time or temperature changes make it an excellent choice for precision measurements. Engineers and designers often choose this voltage reference for its reliability and precision in maintaining a consistent output voltage, essential for the accurate functioning of sensitive electronic devices.
Key features of the LM4040BIM3-2.5 include low temperature coefficient, low operating current, and the ability to function over a wide range of temperatures. It is available in a compact SOT-23 package, making it suitable for space-constrained applications. The device operates effectively in various environments, ensuring consistent performance due to its robust design.
The product's low output noise and minimal drift over time or temperature changes make it an excellent choice for precision measurements. Engineers and designers often choose this voltage reference for its reliability and precision in maintaining a consistent output voltage, essential for the accurate functioning of sensitive electronic devices.
Equivalent
The LM4040BIM3-2.5 is a precision voltage reference. Equivalent products include the TLV431 from Texas Instruments, REF3025 from Texas Instruments, ADR380 from Analog Devices, and the MCP1525 from Microchip Technology. These alternatives offer similar voltage reference levels and performance characteristics but may differ in terms of package options and specific electrical specifications. Always check the datasheets to ensure compatibility with your application.
Features
The LM4040BIM3-2.5 is a precision voltage reference from Texas Instruments, designed for applications requiring precise voltage regulation. Key features include:
1. Precision Voltage: It provides a fixed 2.5V reference voltage with a high degree of accuracy.
2. Temperature Range: Offers a wide temperature range from -40°C to +125°C, suitable for various environments.
3. Low Temperature Coefficient: The device exhibits a low temperature coefficient, ensuring minimal variance in output voltage with temperature changes.
4. Low Noise: The LM4040BIM3-2.5 produces low output noise, making it suitable for sensitive analog applications.
5. Compact Package: Available in a small SOT-23 package, which is ideal for space-constrained designs.
6. Low Power Consumption: It operates efficiently with low quiescent current, enhancing battery life in portable applications.
7. Stability: The part provides stable operation without the need for external capacitors.
8. Applications: Commonly used in data acquisition systems, industrial controls, and portable devices.
These features make the LM4040BIM3-2.5 suitable for precision voltage regulation tasks in a variety of electronic systems.
1. Precision Voltage: It provides a fixed 2.5V reference voltage with a high degree of accuracy.
2. Temperature Range: Offers a wide temperature range from -40°C to +125°C, suitable for various environments.
3. Low Temperature Coefficient: The device exhibits a low temperature coefficient, ensuring minimal variance in output voltage with temperature changes.
4. Low Noise: The LM4040BIM3-2.5 produces low output noise, making it suitable for sensitive analog applications.
5. Compact Package: Available in a small SOT-23 package, which is ideal for space-constrained designs.
6. Low Power Consumption: It operates efficiently with low quiescent current, enhancing battery life in portable applications.
7. Stability: The part provides stable operation without the need for external capacitors.
8. Applications: Commonly used in data acquisition systems, industrial controls, and portable devices.
These features make the LM4040BIM3-2.5 suitable for precision voltage regulation tasks in a variety of electronic systems.
Pinout
The LM4040BIM3-2.5 is a precision voltage reference diode. It comes in a SOT-23-3 package with three pins. The pin configuration and their functions are as follows:
1. Anode (Pin 1): This pin is connected to the input voltage. It is the positive terminal of the diode where the current enters.
2. Cathode (Pin 3): It is connected to the output where the regulated voltage is available. This pin provides the 2.5V reference voltage output.
3. NC (Pin 2): This pin is typically marked as "No Connect," meaning it is not internally connected to the device's circuitry and is usually left unconnected in circuit designs.
The LM4040BIM3-2.5 is used to provide a stable reference voltage, making it suitable for precision applications such as voltage calibration, signal conditioning, and power supply regulation.
1. Anode (Pin 1): This pin is connected to the input voltage. It is the positive terminal of the diode where the current enters.
2. Cathode (Pin 3): It is connected to the output where the regulated voltage is available. This pin provides the 2.5V reference voltage output.
3. NC (Pin 2): This pin is typically marked as "No Connect," meaning it is not internally connected to the device's circuitry and is usually left unconnected in circuit designs.
The LM4040BIM3-2.5 is used to provide a stable reference voltage, making it suitable for precision applications such as voltage calibration, signal conditioning, and power supply regulation.
Manufacturer
The LM4040BIM3-2.5 is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. The company is well-known for its development of analog chips and embedded processors, which are used in various applications across industries such as automotive, industrial, consumer electronics, and communications. Texas Instruments focuses on innovation and technology to provide solutions that help customers create new and improved electronic products.
Application
The LM4040BIM3-2.5 is a precision voltage reference with a 2.5V output, commonly used in applications requiring accurate voltage regulation. Key areas include:
1. Data Acquisition Systems: Ensures stable reference voltage for ADCs.
2. Instrumentation: Provides precision voltage for measurement devices.
3. Portable Equipment: Offers low power consumption for battery-powered devices.
4. Industrial Controls: Facilitates reliable operation in automation systems.
5. Communications: Supports reference voltage in RF and signal processing equipment.
6. Test Equipment: Delivers consistent voltage references for calibration purposes.
Its small form factor and low temperature coefficient make it ideal for space-constrained and temperature-sensitive applications.
1. Data Acquisition Systems: Ensures stable reference voltage for ADCs.
2. Instrumentation: Provides precision voltage for measurement devices.
3. Portable Equipment: Offers low power consumption for battery-powered devices.
4. Industrial Controls: Facilitates reliable operation in automation systems.
5. Communications: Supports reference voltage in RF and signal processing equipment.
6. Test Equipment: Delivers consistent voltage references for calibration purposes.
Its small form factor and low temperature coefficient make it ideal for space-constrained and temperature-sensitive applications.
Package
The LM4040BIM3-2.5 is available in a SOT-23 package, which is a small outline transistor package commonly used for surface mount components.