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LT1009IDR

Name: LT1009IDR
Rating: 4.7 (12 reviews)

IC VREF SHUNT 0.4% 8SOIC

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規格

Part Status	Active
Reference Type	Shunt
Output Type	Fixed
Voltage - Output (Min/Fixed)	2.5V
Current - Output	10 mA
Tolerance	±0.4%
Temperature Coefficient	35ppm/°C
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	LT1009
Current - Cathode	400 µA

概述

Description

The LT1009IDR is a precision voltage reference integrated circuit produced by Analog Devices. It provides a stable reference voltage of 1.225V with low temperature coefficients, making it suitable for various applications in precision analog circuitry. Key features include a low noise output, high power supply rejection ratio (PSRR), and a wide temperature range, allowing it to maintain accuracy in different environmental conditions.
The LT1009IDR is designed to deliver low drift over time and temperature, which is critical in applications such as data acquisition systems, instrumentation, and any circuit requiring precise voltage references. The device is available in a compact 8-lead SOIC package, facilitating easy integration into various PCB designs.
Overall, the LT1009IDR is a reliable choice for engineers seeking a high-performance voltage reference for their electronic designs.

Features

The LT1009IDR is a precision voltage reference from Analog Devices, known for its accuracy and stability. Key features include:
1. Voltage Reference: Provides a stable output voltage of 1.225V.
2. Low Drift: Features low temperature coefficient (typical 10 ppm/°C), ensuring minimal variation with temperature changes.
3. High Accuracy: Offers excellent initial accuracy, typically ±0.5% over specified temperature ranges.
4. Low Noise: Minimal output noise, contributing to cleaner performance in sensitive applications.
5. Wide Operating Range: Can operate with a wide supply voltage range (up to 40V).
6. Output Current: Capable of sourcing up to 10 mA of load current.
7. Compact Package: Available in an 8-lead SOIC package, facilitating easy integration into compact designs.
8. Stability: Features good load and line regulation characteristics.
The LT1009IDR is ideal for precision applications requiring reliable voltage references, such as analog-to-digital converters (ADCs) and other critical measurement systems.

Package

The LT1009IDR is packaged in a 8-lead SOIC (Small Outline Integrated Circuit) package.

Pinout

The LT1009IDR is a precision voltage reference IC with a pin count of 8. The functions of its pins are as follows:
1. Pin 1 (VOUT): Output voltage; provides the reference voltage.
2. Pin 2 (GND): Ground; the negative reference point.
3. Pin 3 (NC): No connection; not used.
4. Pin 4 (NC): No connection; not used.
5. Pin 5 (VREF): Input for external reference voltage (optional).
6. Pin 6 (COMP): Compensation pin; used for stability in certain applications.
7. Pin 7 (TRIM): Trim pin; allows for adjustment of output voltage for precision.
8. Pin 8 (VIN): Input voltage; supplies power to the device.
The LT1009IDR is commonly used in precision applications requiring stable voltage references.

Manufacturer

The LT1009IDR is manufactured by Analog Devices, Inc., a prominent American company specializing in the design and production of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, Analog Devices serves a wide range of industries, including communications, automotive, healthcare, and industrial automation. The company's products are widely used in various applications, such as data conversion, signal conditioning, and power management. Analog Devices is known for its focus on innovation and high-quality solutions, making it a key player in the semiconductor industry.

Application

The LT1009IDR is a precision voltage reference used in various applications, including data acquisition systems, instrumentation, and analog-to-digital converters. It provides stable reference voltages for operational amplifiers, voltage regulation, and circuit calibration. Its high accuracy and low temperature coefficient make it suitable for precision measurement systems and sensor applications.

Equivalent

Equivalent products to the LT1009IDR include the LM358, LM324, and MCP6002. For precision voltage reference applications, consider the ADR01, TL431, or LM4040. Ensure to check the specifications like voltage range, output impedance, and temperature coefficient for compatibility.