REF196GSZ
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Reference
Characteristics: - High precision - Low temperature coefficient - Low dropout voltage - Low quiescent current
Package: SOT-23-3
Essence: The REF196GSZ is a voltage reference IC that provides a stable and accurate voltage output.
Packaging/Quantity: The REF196GSZ is available in a small SOT-23-3 package. It is typically sold in reels of 3000 units.
Specifications
- Output Voltage Range: 1.24V to 5V
- Initial Accuracy: ±0.2%
- Temperature Coefficient: 50ppm/°C
- Dropout Voltage: 200mV
- Quiescent Current: 60µA
Pin Configuration
The REF196GSZ has three pins arranged as follows:
```
| | --| V+ |-- --| |-- |____| ```
Pin 1: V+ (Input voltage) Pin 2: GND (Ground) Pin 3: VOUT (Output voltage)
Functional Features
- High accuracy and stability over temperature and time
- Low power consumption
- Wide operating voltage range
- Fast start-up time
- Low output noise
Advantages
- Provides a precise and stable voltage reference for various applications
- Low temperature coefficient ensures accurate performance over a wide temperature range
- Low dropout voltage allows operation with low input voltages
- Low quiescent current minimizes power consumption
Disadvantages
- Limited output voltage range (1.24V to 5V)
- SOT-23-3 package may require careful handling during assembly
Working Principles
The REF196GSZ uses bandgap voltage reference technology to generate a stable output voltage. It employs a combination of temperature-compensated diodes and amplifiers to achieve high accuracy and low temperature coefficient.
Detailed Application Field Plans
The REF196GSZ is commonly used in various applications, including:
- Precision analog-to-digital converters (ADCs)
- Voltage regulators
- Battery-powered devices
- Sensor interfaces
- Data acquisition systems
Alternative Models
- REF192GSZ: Similar specifications, but with a different package (SOT-23-5)
- REF198GSZ: Higher output voltage range (2.5V to 5.5V), otherwise similar specifications
These alternative models can be considered based on specific requirements and compatibility with existing designs.
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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af REF196GSZ i tekniske løsninger
Sure! Here are 10 common questions and answers related to the application of REF196GSZ in technical solutions:
Q: What is REF196GSZ? A: REF196GSZ is a precision voltage reference IC (integrated circuit) manufactured by Texas Instruments.
Q: What is the purpose of using REF196GSZ in technical solutions? A: REF196GSZ 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 voltage output range of REF196GSZ? A: The voltage output range of REF196GSZ is typically between 1.22V and 6.5V.
Q: How accurate is REF196GSZ in providing a stable voltage reference? A: REF196GSZ has a high initial accuracy of ±0.05% and low temperature coefficient of ±50ppm/°C, making it suitable for precise voltage references.
Q: Can REF196GSZ operate over a wide temperature range? A: Yes, REF196GSZ can operate reliably over a wide temperature range, typically from -40°C to +125°C.
Q: Is REF196GSZ suitable for battery-powered applications? A: Yes, REF196GSZ has low quiescent current consumption (typically 60µA), making it suitable for battery-powered applications where power efficiency is crucial.
Q: Can REF196GSZ handle high load currents? A: While REF196GSZ is not designed for high load currents, it can drive moderate loads up to 10mA without significant degradation in performance.
Q: Does REF196GSZ require any external components for operation? A: Yes, REF196GSZ requires a minimum of two external capacitors (typically 0.1µF) for stability and noise filtering.
Q: Can REF196GSZ tolerate reverse polarity or overvoltage conditions? A: No, REF196GSZ is not designed to tolerate reverse polarity or overvoltage conditions. Proper circuit protection should be implemented to prevent damage.
Q: Are there any application notes or reference designs available for using REF196GSZ? A: Yes, Texas Instruments provides application notes and reference designs that offer guidance on using REF196GSZ in various technical solutions. These resources can be found on their official website.