LM4040C25FTA

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LM4040C25FTA

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IC VREF SHUNT 0.5% SOT23

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thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
ReferenceType Shunt
OutputType Fixed
Voltage-Output(Min/Fixed) 2.5V
Current-Output 15 mA
Tolerance ±0.5%
TemperatureCoefficient 100ppm/°C
Noise-10Hzto10kHz 35µVrms
Current-Cathode 68 µA
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case TO-236-3, SC-59, SOT-23-3

Tổng quan

Description

The LM4040C25FTA is a precision voltage reference device commonly used in electronic circuits for providing a stable and accurate voltage output. It operates as a shunt voltage reference, meaning it can maintain a constant output voltage over a range of input voltages by shunting excess current. The "C25" in its part number indicates a specific output voltage of 2.5 volts.
This component is known for its low temperature coefficient and low output noise, making it ideal for use in high-precision applications such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other sensitive measurement equipment. The "FTA" suffix typically refers to the package type and tolerance specifications. It is often packaged in a small form factor, like SOT-23, which is suitable for space-constrained designs.
The LM4040 series is valued for its reliability, ease of use, and minimal external components required for operation, making it a popular choice among engineers for ensuring voltage stability in various electronic designs.

Equivalent

The LM4040C25FTA is a precision voltage reference diode with a 2.5V output. Equivalent products include:
1. TLV431AIDBZR from Texas Instruments
2. ADR525ARZ from Analog Devices
3. LM285-2.5 from ON Semiconductor
4. ZTL431AFFTA from Diodes Incorporated
These equivalents offer similar voltage reference functionality and can be used as substitutes, but check specific characteristics like tolerance and temperature coefficient to ensure compatibility with your application.

Features

The LM4040C25FTA is a precision voltage reference device featuring a fixed 2.5V output voltage. It is known for its low temperature coefficient and low output noise, which make it suitable for high-accuracy applications. The device operates with a wide range of supply currents, offering flexibility in various applications. It is designed with a small form factor, typically in a SOT-23 package, making it easy to integrate into compact designs. The LM4040C25FTA has excellent line regulation and load regulation characteristics, enhancing its reliability in maintaining a stable voltage output under varying conditions. Additionally, it offers low power consumption, which is advantageous for battery-powered and portable devices. The device is commonly used in precision analog circuits, data acquisition systems, and as a reference voltage source in digital-to-analog or analog-to-digital converters.

Pinout

The LM4040C25FTA is a precision voltage reference from Texas Instruments. It typically comes in a SOT-23 package, which has a 3-pin configuration. The primary function of the LM4040C25FTA is to provide a stable reference voltage of 2.5V. The pins are typically arranged as follows:
1. Anode (A): This is the positive input of the device.
2. Cathode (K): This is the negative input or ground reference.
3. No Connection (NC) or Reference (R): Depending on the specific package version, this pin might be internally connected or left open.
The LM4040 series is designed for applications requiring precision voltage references, such as data converters, power supplies, and other analog circuitry. It offers tight output voltage tolerance and low output noise, making it suitable for high-accuracy applications.

Manufacturer

The LM4040C25FTA is manufactured by Diodes Incorporated. Diodes Incorporated is a global manufacturer and supplier of application-specific standard products within the broad discrete, logic, analog, and mixed-signal semiconductor markets. The company serves diverse end-user applications, including automotive, industrial, computing, consumer electronics, and communications. Diodes Incorporated is known for its broad product portfolio, high-quality manufacturing, and commitment to innovation, providing solutions that enhance efficiency and performance in electronic systems.

Application

The LM4040C25FTA is a precision voltage reference used in various applications where stable voltage is crucial. Key application areas include:
1. Data Acquisition Systems: Provides a stable reference for analog-to-digital converters (ADCs).
2. Portable and Battery-Powered Devices: Ensures consistent performance amid battery voltage changes.
3. Industrial Instrumentation: Offers precision for measurement and control systems.
4. Medical Equipment: Provides reliable voltages in sensitive medical devices.
5. Communication Systems: Supports stable signal processing.
6. Power Supplies: Acts as a reference for voltage regulation.
Its compact size and precise voltage output make it ideal for any application requiring accuracy and reliability.

Package

The LM4040C25FTA is a precision voltage reference in a SOT-23 package type.

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