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REF198GSZ
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Reference
Characteristics: - High precision voltage reference - Low temperature coefficient - Low dropout voltage - Wide operating temperature range
Package: Small Outline Package (SOP)
Essence: Provides a stable and accurate voltage reference for various electronic applications.
Packaging/Quantity: Available in reels or tubes, with 2500 units per reel/tube.
Specifications
- Output Voltage Range: 1.225V to 5.5V
- Initial Accuracy: ±0.2%
- Temperature Coefficient: 50ppm/°C
- Dropout Voltage: 300mV
- Operating Temperature Range: -40°C to +125°C
- Supply Voltage Range: 2.7V to 30V
- Quiescent Current: 70µA
Detailed Pin Configuration
The REF198GSZ has the following pin configuration:
- VOUT: Output Voltage
- GND: Ground
- VIN: Input Voltage
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
Functional Features
- High precision output voltage
- Low temperature coefficient ensures stability over a wide temperature range
- Low dropout voltage allows operation with low input voltages
- Wide supply voltage range for versatile applications
- Low quiescent current minimizes power consumption
Advantages and Disadvantages
Advantages: - High accuracy and stability - Wide operating temperature range - Low power consumption - Versatile supply voltage range
Disadvantages: - Limited output voltage range - Dropout voltage may be higher compared to some alternatives
Working Principles
The REF198GSZ is based on a bandgap voltage reference circuit. It utilizes the temperature-dependent characteristics of semiconductor materials to generate a stable reference voltage. This voltage is then amplified and regulated to provide a precise output voltage.
Detailed Application Field Plans
The REF198GSZ is commonly used in various electronic systems that require a stable and accurate voltage reference. Some typical applications include: - Analog-to-Digital Converters (ADCs) - Digital-to-Analog Converters (DACs) - Voltage regulators - Precision measurement instruments - Sensor interfaces
Detailed and Complete Alternative Models
- REF192: Similar specifications, but with a smaller package size.
- REF3020: Higher output voltage range and lower dropout voltage.
- LT6654: Ultra-high precision voltage reference with better initial accuracy.
These alternative models offer similar functionality and can be considered based on specific application requirements.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de REF198GSZ em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of REF198GSZ in technical solutions:
Q: What is REF198GSZ? A: REF198GSZ is a precision voltage reference IC (integrated circuit) manufactured by Texas Instruments.
Q: What is the voltage range of REF198GSZ? A: The voltage range of REF198GSZ is typically between 1.225V and 5.5V.
Q: What is the purpose of using REF198GSZ in technical solutions? A: REF198GSZ is commonly used as a stable voltage reference for various applications, such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and power management circuits.
Q: What is the output voltage accuracy of REF198GSZ? A: The output voltage accuracy of REF198GSZ is typically within ±0.2%.
Q: Can REF198GSZ operate in low-power applications? A: Yes, REF198GSZ has a low quiescent current consumption, making it suitable for low-power applications.
Q: Is REF198GSZ temperature-compensated? A: Yes, REF198GSZ is designed with temperature compensation to maintain its accuracy over a wide temperature range.
Q: Can REF198GSZ be used in automotive applications? A: Yes, REF198GSZ is qualified for automotive applications and meets the necessary standards.
Q: Does REF198GSZ require external components for operation? A: Yes, REF198GSZ requires an external capacitor for stability and noise filtering.
Q: What is the operating temperature range of REF198GSZ? A: The operating temperature range of REF198GSZ is typically between -40°C and 125°C.
Q: Can REF198GSZ be used in battery-powered devices? A: Yes, REF198GSZ has a low dropout voltage and can be used in battery-powered devices where a stable reference voltage is required.
Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.