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LM4040DIM3-3.0
+Lista de MateriaisIC VREF SHUNT 1% SOT23-3
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FabricanteTexas Instruments
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Peça do Fabricante #LM4040DIM3-3.0
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Especificações
| Atributo | Valor |
| PartStatus | Obsolete |
| ReferenceType | Shunt |
| OutputType | Fixed |
| Voltage-Output(Min/Fixed) | 3V |
| Current-Output | 15 mA |
| Tolerance | ±1% |
| TemperatureCoefficient | 150ppm/°C |
| Noise-10Hzto10kHz | 35µVrms |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | TO-236-3, SC-59, SOT-23-3 |
| SupplierDevicePackage | SOT-23-3 |
| BaseProductNumber | LM4040 |
| Current-Cathode | 70 µA |
Visão Geral
Description
Key specifications include a typical output voltage tolerance of ±0.5%, a temperature coefficient of 15 ppm/°C, and a maximum output noise voltage of 100 μV. The LM4040 operates with a supply voltage range from 0.1V to 40V, making it versatile for various circuit designs.
It is available in a compact surface-mount package (SOT-23), facilitating easy integration into PCB layouts. With its excellent stability and low noise characteristics, the LM4040DIM3-3.0 is ideal for use in precision measurement systems, analog-to-digital converters, and other electronic applications requiring reliable voltage references.
Equivalent
Features
1. High Accuracy: Offers ±0.5% initial accuracy to ensure reliable voltage reference.
2. Low Drift: Has a low temperature coefficient of 15 ppm/°C, minimizing output variation with temperature changes.
3. Wide Operating Voltage: Functions within a range of 5V to 15V, making it versatile for various applications.
4. Low Noise: Provides low output noise, enhancing performance in sensitive circuits.
5. Compact Package: Comes in a small SOT-23 package, suitable for space-constrained designs.
6. Wide Current Range: Supports a load current of up to 10 mA, accommodating various applications.
7. Reverse Polarity Protection: Designed to withstand reverse voltage conditions, enhancing reliability.
These features make the LM4040DIM3-3.0 ideal for applications requiring stable reference voltages, such as data acquisition systems, instrumentation, and voltage regulation.
Pinout
1. Pin 1 (Ref): This is the output pin that provides the 3.0V reference voltage.
2. Pin 2 (GND): This pin is connected to ground and serves as the reference point for the voltage output.
3. Pin 3 (NC): This pin is not connected (No Connect) and is typically left unconnected in the circuit.
The LM4040 series is known for its low temperature coefficient and high accuracy, making it suitable for applications requiring precision voltage references.
Manufacturer
Application
1. Voltage Regulation: Provides a stable reference voltage for power supply circuits.
2. Data Acquisition Systems: Ensures accurate measurements in analog-to-digital converters (ADCs).
3. Instrumentation: Serves as a reference for high-precision instruments and sensors.
4. Signal Conditioning: Used in amplifiers and filters to maintain consistent performance.
5. Calibration Equipment: Aids in calibrating other electronic devices by providing a known reference voltage.
6. Battery Management Systems: Helps monitor and maintain battery voltage levels accurately.