REF193GSZ

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Low Dropout Voltage - High Accuracy - Low Quiescent Current - Wide Operating Temperature Range

Package: SOT-23-3

Essence: The REF193GSZ is a precision voltage reference IC that provides a stable and accurate output voltage for various applications.

Packaging/Quantity: The REF193GSZ is available in a small SOT-23-3 package. It is typically sold in reels of 3000 units.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Quiescent Current: 60µA
• Dropout Voltage: 200mV
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The REF193GSZ has three pins arranged as follows:

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| | --| VOUT |-- Pin 1 --| GND |-- Pin 2 --| VIN |-- Pin 3 |_______| ```

Functional Features

• High accuracy and stability over temperature and time
• Low dropout voltage allows operation with low input-output differentials
• Low quiescent current minimizes power consumption
• Wide operating temperature range enables usage in extreme environments

Advantages and Disadvantages

Advantages: - Precise and stable output voltage - Low power consumption - Small form factor - Wide operating temperature range

Disadvantages: - Limited output voltage options - Not suitable for high-current applications

Working Principles

The REF193GSZ utilizes a bandgap voltage reference circuit to generate a stable output voltage. It compensates for temperature variations by employing a proportional-to-absolute-temperature (PTAT) current source and a negative temperature coefficient (NTC) resistor. These components work together to maintain a consistent output voltage over a wide temperature range.

Detailed Application Field Plans

The REF193GSZ is commonly used in various applications, including but not limited to: - Precision instrumentation - Data acquisition systems - Portable devices - Battery-powered equipment - Industrial control systems

Detailed and Complete Alternative Models

1. REF192GSZ: Similar to REF193GSZ, but with a 2.048V output voltage.
2. REF194GSZ: Higher accuracy version of REF193GSZ with ±0.05% initial accuracy.
3. REF195GSZ: Low dropout voltage variant of REF193GSZ with only 100mV dropout voltage.

These alternative models offer different output voltages or improved specifications, providing flexibility for specific application requirements.

Note: The above information is subject to change. Always refer to the manufacturer's datasheet for the most accurate and up-to-date details.

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