REF198ESZ

Product Overview

Category: Integrated Circuit (IC)

Use: The REF198ESZ is a precision voltage reference IC that provides a stable and accurate voltage output. It is commonly used in various electronic circuits where a precise reference voltage is required.

Characteristics: - High accuracy - Low temperature coefficient - Low power consumption - Wide operating temperature range - Small package size

Package: The REF198ESZ is available in a small outline integrated circuit (SOIC) package, which ensures easy integration into electronic circuits.

Essence: The essence of the REF198ESZ is to provide a stable and reliable reference voltage for other components or circuits within an electronic system.

Packaging/Quantity: The REF198ESZ is typically sold in reels or tubes containing a specific quantity of ICs, depending on the manufacturer's packaging standards.

Specifications

The REF198ESZ has the following specifications:

• Output Voltage Range: 1.22V to 10V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Supply Voltage Range: 4.5V to 40V
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The REF198ESZ has a standard pin configuration with the following pin assignments:

1. VOUT: Output Voltage
2. GND: Ground
3. VIN: Input Voltage
4. NC: No Connection

Functional Features

The REF198ESZ offers the following functional features:

• High precision voltage reference
• Low power consumption
• Stable output voltage over a wide temperature range
• Excellent line regulation and load regulation
• Short-circuit protection

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low temperature coefficient ensures minimal voltage drift - Wide operating temperature range allows for versatile applications - Small package size enables easy integration into compact designs

Disadvantages: - Relatively higher cost compared to standard voltage references - Limited output voltage range may not be suitable for certain applications requiring higher voltages

Working Principles

The REF198ESZ utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It compensates for temperature variations by employing temperature-dependent components, ensuring consistent performance across different operating conditions.

Detailed Application Field Plans

The REF198ESZ finds applications in various fields, including:

1. Precision measurement instruments
2. Data acquisition systems
3. Industrial control systems
4. Medical equipment
5. Automotive electronics
6. Power management circuits

Detailed Alternative Models

Below are some alternative models that can be considered as substitutes for the REF198ESZ:

1. REF192ESZ
2. REF195ESZ
3. REF199ESZ
4. LT1021BCN8-10
5. MAX6190AESA

These alternative models offer similar functionality and specifications, providing flexibility in choosing the most suitable voltage reference IC for specific applications.

In conclusion, the REF198ESZ is a precision voltage reference IC that offers high accuracy, low temperature coefficient, and wide operating temperature range. Its small package size and functional features make it suitable for various electronic applications. However, it is important to consider alternative models based on specific requirements and cost considerations.