REF195GS

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High precision - Low temperature coefficient - Low dropout voltage - Low quiescent current

Package: TO-92

Essence: REF195GS is a voltage reference IC that provides a stable and accurate voltage output.

Packaging/Quantity: The REF195GS is typically sold in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

Output Voltage Range: 1.24V to 10V
Initial Accuracy: ±0.5%
Temperature Coefficient: 50ppm/°C
Dropout Voltage: 300mV
Quiescent Current: 60µA

Detailed Pin Configuration

The REF195GS IC has three pins:

VOUT: Output pin for the reference voltage.
VIN: Input pin for the supply voltage.
GND: Ground pin.

Functional Features

High precision voltage reference.
Stable output voltage over a wide range of operating conditions.
Low temperature coefficient ensures minimal voltage drift with temperature changes.
Low dropout voltage allows for operation with low input voltages.
Low quiescent current minimizes power consumption.

Advantages and Disadvantages

Advantages: - High precision and accuracy. - Low temperature coefficient ensures stability. - Low dropout voltage enables operation with low input voltages. - Low quiescent current reduces power consumption.

Disadvantages: - Limited output voltage range (1.24V to 10V). - Not suitable for applications requiring higher output voltages.

Working Principles

The REF195GS utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It compensates for temperature variations by employing a feedback mechanism that adjusts the internal circuitry to maintain a constant voltage reference.

Detailed Application Field Plans

The REF195GS is commonly used in various applications, including:

Precision analog circuits
Voltage regulators
Data acquisition systems
Battery-powered devices
Instrumentation equipment

Detailed and Complete Alternative Models

REF192GS: Similar specifications and features, but with a different package (SOT-23).
REF196GS: Higher output voltage range (1.24V to 15V) with similar characteristics.
REF198GS: Lower quiescent current (30µA) with comparable specifications.

These alternative models provide flexibility in choosing the most suitable voltage reference IC based on specific requirements.

Note: The above information is subject to change depending on the manufacturer's specifications and revisions.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan REF195GS dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of REF195GS in technical solutions:

Q: What is REF195GS? A: REF195GS is a precision voltage reference IC (integrated circuit) manufactured by Analog Devices.
Q: What is the purpose of using REF195GS in technical solutions? A: REF195GS provides a stable and accurate voltage reference, which is essential for precise measurements and reliable operation of various electronic systems.
Q: What is the voltage output range of REF195GS? A: The voltage output range of REF195GS is typically between 1.225V and 5.5V.
Q: How accurate is REF195GS in providing voltage references? A: REF195GS has a high initial accuracy of ±0.05% and a low temperature coefficient of ±10ppm/°C, ensuring consistent and reliable voltage references.
Q: Can REF195GS be used in battery-powered applications? A: Yes, REF195GS can be used in battery-powered applications as it has low power consumption, typically around 60µA.
Q: Is REF195GS suitable for high-precision measurement systems? A: Absolutely, REF195GS is designed for high-precision applications and offers excellent long-term stability and low noise performance.
Q: Does REF195GS require any external components for operation? A: Yes, REF195GS requires an external bypass capacitor for stability. The datasheet provides guidelines on selecting the appropriate capacitor value.
Q: Can REF195GS operate over a wide temperature range? A: Yes, REF195GS is specified to operate from -40°C to +125°C, making it suitable for a wide range of environmental conditions.
Q: What is the typical output current capability of REF195GS? A: The typical output current capability of REF195GS is around 10mA, which is sufficient for most applications requiring a voltage reference.
Q: Are there any application notes or reference designs available for using REF195GS? A: Yes, Analog Devices provides application notes and reference designs that offer guidance on using REF195GS in various technical solutions. These resources can be found on their website.

Please note that the answers provided here are general and may vary depending on specific requirements and conditions. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information and application-specific considerations.