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LM4040D30QFTA

Name: LM4040D30QFTA
Rating: 4.7 (12 reviews)

IC VREF SHUNT 3V SOT23-3

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資料表 LM4040D30QFTA DataSheet
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規格

Part Status	Active
Reference Type	Shunt
Output Type	Fixed
Voltage - Output (Min/Fixed)	3V
Current - Output	15 mA
Tolerance	±1%
Temperature Coefficient	150ppm/°C
Noise - 10Hz to 10kHz	35µVrms
Operating Temperature	-40°C ~ 125°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	75 µA
Grade	Automotive
Qualification	AEC-Q100

概述

Description

The LM4040D30QFTA is a precision voltage reference component from Texas Instruments, designed to provide a stable reference voltage for various electronic applications. It outputs a fixed voltage of 3.0V with an accuracy of ±0.5%, making it suitable for high-precision circuits. The device features low noise and low temperature drift, ensuring consistent performance across a wide temperature range.
The LM4040 is available in multiple packages, including the compact SOT-23 form factor, which is ideal for space-constrained applications. It operates from a wide supply voltage range and offers simple integration into existing designs.
Key features include low power consumption, minimal thermal effects, and the ability to maintain accuracy over time. This makes the LM4040D30QFTA a popular choice for applications such as data acquisition systems, sensor interfacing, and instrumentation. Overall, it provides designers with a reliable and efficient solution for voltage reference needs.

Features

The LM4040D30QFTA is a precision voltage reference designed for use in various electronic applications. Key features include:
1. Output Voltage: Provides a fixed output voltage of 3.0V.
2. Temperature Coefficient: Offers low temperature drift, typically around 15 ppm/°C, ensuring stability across a range of temperatures.
3. Low Noise: Designed for low output noise, making it suitable for sensitive analog applications.
4. Wide Operating Current: Operates with a wide range of load currents, enhancing versatility.
5. Package Type: Available in a compact SOT-23 package, allowing for space-efficient designs.
6. Pin-Compatible: Compatible with other precision references, facilitating easy design transitions.
7. Power Supply Rejection: High power supply rejection ratio (PSRR) minimizes variations in output voltage due to changes in input voltage.
These features make the LM4040D30QFTA ideal for precision measurement systems, DACs, and ADCs in various consumer and industrial applications.

Package

The LM4040D30QFTA is packaged in a Thin Shrink Small Outline Package (TSSOP) with 4 pins. This compact package design is suitable for applications requiring precise voltage references in space-constrained environments.

Pinout

The LM4040D30QFTA is a precision voltage reference with a pin count of 3.
Pin Functions:
1. Pin 1 (NC - No Connection): This pin is not internally connected and should be left unconnected.
2. Pin 2 (GND): This pin is connected to the ground of the circuit. It serves as the reference ground for the device.
3. Pin 3 (VREF): This is the output pin that provides a stable reference voltage of 3.0V.
The LM4040D30QFTA is designed for use in applications requiring a precise and stable voltage reference, providing excellent temperature stability and low output noise.

Manufacturer

The LM4040D30QFTA is manufactured by Texas Instruments (TI), a leading American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, which are used in a wide range of electronic devices. Founded in 1930, TI is well-known for its innovative products in analog and embedded processing, serving various industries such as automotive, industrial, communications, and consumer electronics. The LM4040D30QFTA is a precision voltage reference, widely used in applications requiring accurate and stable voltage outputs.

Application

The LM4040D30QFTA is a precision voltage reference used in various applications, including voltage regulation in power supplies, calibration of measurement equipment, analog-to-digital converters, and signal conditioning. It provides a stable reference voltage for precision circuits, making it suitable for automotive, industrial, and consumer electronics applications. Its high accuracy and low temperature coefficient enhance performance in critical systems requiring stable voltage references.

Equivalent

The LM4040D30QFTA is a precision voltage reference. Equivalent products include:
1. LM4041 - Similar precision with different reference voltages.
2. TL431 - Adjustable voltage reference with higher current capability.
3. ADR series (e.g., ADR390) - Low noise and low drift options.
4. LTZ1000 - High precision voltage reference.
5. MAX6126 - Low dropout voltage reference.
Always check the specific electrical characteristics for compatibility.