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LT1009CZ

Name: LT1009CZ
Rating: 4.7 (12 reviews)

Voltage References LT1009 Series - 2.5V Reference

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データシート LT1009CZ DataSheet
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仕様

概要

Description

The LT1009CZ is a precision voltage reference IC manufactured by Analog Devices. It is designed to provide a stable and accurate voltage reference for various applications, including analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other precision circuits. The LT1009CZ features a temperature coefficient as low as 5 ppm/°C, ensuring minimal drift with temperature variations.
This device offers a nominal output voltage of 1.225V, with a low output noise, making it suitable for high-precision applications. It operates over a wide supply voltage range and is available in different package options, including the 8-lead SOIC and PDIP formats.
Key specifications include low output impedance, high stability, and the ability to operate within a wide temperature range (-40°C to 85°C). The LT1009CZ is ideal for use in instrumentation, medical devices, and communication systems where precise voltage references are critical.

Features

The LT1009CZ is a precision voltage reference from Analog Devices, featuring a series of key attributes:
1. Voltage Reference: It provides a stable output voltage of 1.225V.
2. Low Temperature Coefficient: The temperature coefficient is 10ppm/°C, ensuring minimal drift over temperature changes.
3. High Accuracy: The initial voltage accuracy is ±0.5%, enhancing precision in applications.
4. Low Noise: Offers low output noise, making it suitable for sensitive applications.
5. Wide Operating Range: The device operates from a supply voltage of 2V to 30V.
6. Current Output: It can source or sink up to 10mA, allowing for flexibility in circuit design.
7. Power Supply Rejection Ratio (PSRR): High PSRR ensures stable output against variations in input voltage.
8. Package Type: Available in an 8-lead DIP package, suitable for various PCB layouts.
These features make the LT1009CZ ideal for applications requiring high precision and stability, such as data acquisition systems, instrumentation, and precision analog circuits.

Package

The LT1009CZ is packaged in a 8-lead DIP (Dual In-line Package). This type of package allows for easy integration into various electronic circuits.

Pinout

The LT1009CZ is an integrated circuit that functions as a precision voltage reference and comparator. It has a total of 8 pins.
Here’s a brief outline of the pin functions:
1. Pin 1 (V-): Negative supply voltage.
2. Pin 2 (V+): Positive supply voltage.
3. Pin 3 (VOUT): Output voltage reference.
4. Pin 4 (IN+): Non-inverting input for comparator function.
5. Pin 5 (IN-): Inverting input for comparator function.
6. Pin 6 (VREF): Reference voltage output.
7. Pin 7 (NC): No connection.
8. Pin 8 (GND): Ground.
The LT1009CZ is known for its low noise, temperature stability, and precision characteristics, making it suitable for applications in analog circuits where reliable reference voltages are needed.

Manufacturer

The LT1009CZ is manufactured by Analog Devices, Inc. Analog Devices is a global leader in semiconductor technology, specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company focuses on providing high-performance solutions for various applications, including communications, automotive, industrial, and consumer electronics. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices is known for its innovative products that enhance the performance and efficiency of electronic systems. The LT1009CZ itself is a precision voltage reference, often used in applications requiring stable and accurate voltage levels.

Application

The LT1009CZ is a precision voltage reference commonly used in applications such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), data acquisition systems, instrumentation, and calibration equipment. It provides stable reference voltages for improved accuracy in measurement and signal processing, often utilized in circuit designs requiring low noise and high precision.

Equivalent

The LT1009CZ is a precision voltage reference. Equivalent products include the LM4040, REF02, and TL431. These alternatives offer similar voltage reference features and specifications, making them suitable replacements in various applications. Always check specific requirements like temperature stability, output voltage, and package type to ensure compatibility.