REF192ES

Product Overview

Category: Voltage Reference
Use: Provides a stable voltage reference for precision electronic circuits
Characteristics: High accuracy, low temperature coefficient, low dropout voltage
Package: SOT-23-3
Essence: Precision voltage reference
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

Output Voltage: 2.5V
Initial Accuracy: ±0.1%
Temperature Coefficient: 10ppm/°C
Dropout Voltage: 200mV
Supply Voltage Range: 2.7V to 15V
Quiescent Current: 60µA
Line Regulation: 0.02%/V
Load Regulation: 0.05%/mA
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The REF192ES is a three-pin device with the following pin configuration:

VOUT: Output voltage pin
GND: Ground pin
VIN: Input voltage pin

Functional Features

High accuracy: The REF192ES provides a precise output voltage of 2.5V with an initial accuracy of ±0.1%.
Low temperature coefficient: With a temperature coefficient of only 10ppm/°C, it maintains stability over a wide temperature range.
Low dropout voltage: The device has a low dropout voltage of 200mV, ensuring efficient operation even with low input voltages.
Wide supply voltage range: It can operate within a supply voltage range of 2.7V to 15V, making it suitable for various applications.
Low quiescent current: The REF192ES consumes only 60µA of quiescent current, minimizing power consumption.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low dropout voltage - Wide supply voltage range - Low quiescent current

Disadvantages: - Limited output voltage options (only 2.5V)

Working Principles

The REF192ES is based on a bandgap voltage reference circuit that utilizes the temperature-dependent characteristics of semiconductor materials. It generates a stable output voltage by compensating for changes in temperature and supply voltage.

Detailed Application Field Plans

The REF192ES is commonly used in precision electronic circuits that require a stable voltage reference. Some typical application fields include:

Analog-to-Digital Converters (ADCs)
Digital-to-Analog Converters (DACs)
Voltage regulators
Precision instrumentation
Sensor calibration circuits

Detailed and Complete Alternative Models

REF193ES: Similar to REF192ES, but with an output voltage of 3.0V.
REF194ES: Similar to REF192ES, but with an output voltage of 4.096V.
REF195ES: Similar to REF192ES, but with an output voltage of 5.0V.

These alternative models provide different output voltage options while maintaining similar characteristics and package types.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan REF192ES dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of REF192ES in technical solutions:

Q: What is REF192ES? A: REF192ES is a precision voltage reference IC (integrated circuit) manufactured by Texas Instruments.
Q: What is the purpose of using REF192ES in technical solutions? A: REF192ES provides a stable and accurate voltage reference, which is essential for various applications that require precise voltage levels.
Q: What is the voltage output range of REF192ES? A: The voltage output range of REF192ES is typically 1.225V to 5.5V.
Q: How accurate is REF192ES in providing voltage references? A: REF192ES has a high accuracy with an initial accuracy of ±0.05% and a temperature coefficient of ±20ppm/°C.
Q: Can REF192ES operate over a wide temperature range? A: Yes, REF192ES is designed to operate reliably over a wide temperature range, typically from -40°C to +125°C.
Q: Is REF192ES suitable for battery-powered applications? A: Yes, REF192ES is suitable for battery-powered applications as it has low power consumption and can operate with a supply voltage as low as 1.8V.
Q: Can REF192ES be used in high-precision measurement systems? A: Absolutely, REF192ES is commonly used in high-precision measurement systems such as data acquisition, instrumentation, and calibration equipment.
Q: Does REF192ES have built-in protection features? A: Yes, REF192ES includes built-in protection features like reverse-battery protection and thermal shutdown to ensure safe operation.
Q: Can REF192ES be used in both analog and digital circuits? A: Yes, REF192ES can be used in both analog and digital circuits as it provides a stable voltage reference for various applications.
Q: Are there any application notes or reference designs available for REF192ES? A: Yes, Texas Instruments provides application notes and reference designs that offer guidance on using REF192ES in different technical solutions. These resources can be found on their official website.

Please note that the answers provided here are general and may vary depending on specific requirements and use cases. It is always recommended to refer to the datasheet and documentation provided by the manufacturer for accurate information.