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LM4040DIM3-2.5

Name: LM4040DIM3-2.5
Rating: 4.7 (12 reviews)

LM4040-N 100-PPM/C PRECISION MIC

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資料表 LM4040DIM3-2.5 DataSheet
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規格

Part Status	Active
Reference Type	Shunt
Output Type	Fixed
Voltage - Output (Min/Fixed)	2.5V
Current - Output	15 mA
Tolerance	±1%
Temperature Coefficient	150ppm/°C
Noise - 10Hz to 10kHz	35µVrms
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3
Supplier Device Package	SOT-23-3
Base Product Number	LM4040
Current - Cathode	70 µA

概述

Description

The LM4040DIM3-2.5 is a precision voltage reference integrated circuit (IC) designed to provide a stable output voltage of 2.5 volts. It is part of the LM4040 series and is commonly used in various applications requiring a reliable reference voltage, such as analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
This IC features a low temperature coefficient, ensuring minimal voltage drift with temperature changes, making it suitable for precision applications. The LM4040 operates over a wide temperature range, typically from -40°C to +125°C, and offers a low output noise, enhancing performance in sensitive circuits.
The package type DIM3 indicates it comes in a surface-mount configuration, which is beneficial for space-saving designs. Additionally, it has a straightforward pin configuration for easy integration into electronic systems.
Overall, the LM4040DIM3-2.5 is an excellent choice for applications requiring accurate and stable voltage references in compact designs.

Features

The LM4040DIM3-2.5 is a precision voltage reference from Texas Instruments. Key features include:
1. Voltage Reference: Provides a stable output voltage of 2.5V.
2. Temperature Coefficient: Low temperature coefficient of 10 ppm/°C, ensuring minimal drift with temperature changes.
3. Supply Current: Operates with a low supply current, enhancing efficiency in battery-powered applications.
4. Accuracy: High initial accuracy of ±0.5% at 25°C, allowing for precise voltage regulation.
5. Package: Available in a small 3-pin SOT-23 package, saving board space.
6. Power Supply Rejection Ratio (PSRR): High PSRR helps maintain output stability against variations in input voltage.
7. Wide Operating Range: Can function with a supply voltage between 2.7V and 10V.
8. Low Output Noise: Provides stable reference with minimal output noise for sensitive applications.
These features make the LM4040DIM3-2.5 suitable for applications in precision measurement, data acquisition systems, and analog-to-digital converters.

Package

The LM4040DIM3-2.5 is packaged in a surface-mount 3-lead SOT-23 (Small Outline Transistor) package. This compact package type is designed for ease of use in various electronic applications, providing a stable voltage reference.

Pinout

The LM4040DIM3-2.5 is a precision voltage reference with a pin count of 3. It is designed to provide a stable reference voltage of 2.5 volts.
Pin Functions:
1. Pin 1 (Voltage Reference Output, VOUT): This pin provides the output reference voltage (2.5V).
2. Pin 2 (Ground, GND): This pin is connected to the ground reference of the circuit.
3. Pin 3 (Input Supply, VIN): This pin is connected to the input supply voltage, which must be higher than the output voltage (typically in the range of 5V to 30V).
The LM4040 is widely used in applications requiring precise voltage references, such as in analog-to-digital converters and precision measurement systems.

Manufacturer

The manufacturer of the LM4040DIM3-2.5 is Texas Instruments (TI). Texas Instruments is a global semiconductor company headquartered in Dallas, Texas. Founded in 1930, TI specializes in designing and manufacturing a wide range of electronic components, including analog and embedded processing devices. The company is known for its innovative technologies and extensive product portfolio, which includes microcontrollers, processors, and sensors, serving various industries such as automotive, industrial, communication, and consumer electronics. The LM4040DIM3-2.5 is a precision voltage reference, highlighting TI's commitment to providing high-quality, reliable solutions for electronic applications.

Application

The LM4040DIM3-2.5 is a precision voltage reference used in various applications, including power supplies, signal conditioning, data acquisition systems, and analog-to-digital converters. It provides a stable 2.5V reference voltage, ideal for calibration, sensor applications, and instrumentation. Its low noise and temperature coefficient make it suitable for high-accuracy circuits in industrial, automotive, and consumer electronics.