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REF192FS

Name: REF192FS
Rating: 4.7 (12 reviews)

IC VREF SERIES 0.2% 8SOIC

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規格

Series	REF19
Part Status	Obsolete
Reference Type	Series
Output Type	Fixed
Voltage - Output (Min/Fixed)	2.5V
Current - Output	30 mA
Tolerance	±0.2%
Temperature Coefficient	10ppm/°C
Noise - 0.1Hz to 10Hz	25µVp-p
Voltage - Input	3V ~ 15V
Current - Supply	45µA
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	REF192

概述

Description

REF192FS is a precision voltage reference designed for use in various electronic applications, including instrumentation and data acquisition systems. It provides a stable output voltage of 1.228 V with low temperature coefficients, ensuring accuracy under varying temperature conditions. The device features low noise characteristics and excellent long-term stability, making it suitable for high-precision tasks.
The REF192FS comes in a compact surface-mount package, which aids in reducing board space requirements. It operates over a wide input voltage range and offers low power consumption, making it ideal for battery-operated devices. Its output is also highly resistant to load and supply variations, ensuring reliable performance.
Overall, the REF192FS is an essential component for applications requiring consistent and precise voltage reference, contributing to enhanced performance in electronic designs.

Features

The REF192FS is a precision voltage reference designed for high accuracy applications. Key features include:
1. Output Voltage: Provides a stable 2.5V output, ideal for various circuits.
2. Low Drift: Offers excellent temperature stability with a low temperature coefficient, typically around 2 ppm/°C.
3. High Accuracy: Delivers tight output voltage tolerance, typically ±0.1% at 25°C.
4. Power Supply Rejection: Exhibits high power supply rejection ratio (PSRR), ensuring minimal output variation with supply changes.
5. Low Noise: Features low output noise, making it suitable for sensitive analog applications.
6. Wide Operating Range: Operates over a wide temperature range, typically from -40°C to +125°C.
7. Low Output Impedance: Ensures good performance under load variations.
8. SMD Package: Available in a compact surface mount package, suitable for space-constrained designs.
These features make the REF192FS suitable for use in precision measurement systems, data acquisition, and calibration applications.

Package

The REF192FS is packaged in an SO-8 (Small Outline) surface-mount package. This compact format is designed for efficient space utilization on circuit boards and facilitates easy integration into various electronic applications.

Pinout

The REF192FS is a precision voltage reference with a pin count of 5. The functions of its pins are as follows:
1. VOUT (Pin 1): The output voltage, which provides a stable reference voltage of 1.228 V.
2. GND (Pin 2): Ground connection.
3. VREF (Pin 3): This pin is used for the internal reference and is typically not connected for standard operation.
4. NC (Pin 4): No Connect; this pin should not be connected to anything.
5. VIO (Pin 5): Input voltage pin, which should be connected to a power supply that meets the device's voltage requirements.
The REF192FS is known for its low temperature coefficient and high accuracy, making it suitable for various precision applications in analog circuits.

Manufacturer

The REF192FS is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in designing and manufacturing analog, embedded processing, and digital signal processing (DSP) solutions. The company is well-known for its extensive portfolio of products that serve various industries, including automotive, industrial, communication, and consumer electronics. Founded in 1930 and headquartered in Dallas, Texas, TI has a long history of innovation in the electronics sector, particularly in the development of integrated circuits and semiconductors. The REF192FS itself is a precision voltage reference device, widely used in applications requiring stable and accurate voltage levels.

Application

REF192FS is a precision voltage reference used in various applications, including data acquisition systems, analog-to-digital converters (ADCs), digital-to-analog converters (DACs), instrumentation, and sensor interfaces. Its low drift and high accuracy make it suitable for applications requiring stable reference voltages, such as medical devices, automotive systems, and industrial automation. Additionally, it can be used in battery-operated devices due to its low power consumption.

Equivalent

Equivalent products to the REF192FS voltage reference chip include the ADR391, LM4132, and LT1021. These alternatives offer similar voltage reference features, low noise, and high accuracy. Always check the specific parameters like voltage, temperature coefficients, and package types to ensure compatibility for your application.