REF5045IDGKT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics:
  • High precision
  • Low temperature coefficient
  • Low dropout voltage
• Package: DGK (8-pin VSSOP)
• Essence: Provides a stable and accurate voltage reference for various applications.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Voltage Output: 5.0V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 200mV
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 2.7V to 5.5V
• Quiescent Current: 60µA

Pin Configuration

The REF5045IDGKT has the following pin configuration:

1. VOUT: Voltage output
2. GND: Ground
3. NC: No connection
4. NC: No connection
5. NC: No connection
6. NC: No connection
7. VIN: Supply voltage input
8. NC: No connection

Functional Features

• Provides a stable and precise 5.0V voltage reference.
• High accuracy and low temperature coefficient ensure reliable performance.
• Low dropout voltage allows operation in low-power scenarios.
• Wide operating temperature range enables usage in various environments.
• Low quiescent current minimizes power consumption.

Advantages

• High precision and stability ensure accurate voltage references.
• Low temperature coefficient reduces errors caused by temperature variations.
• Low dropout voltage enables efficient operation in low-power systems.
• Wide operating temperature range makes it suitable for diverse applications.
• Small package size (DGK) allows for space-saving designs.

Disadvantages

• Limited voltage output options (only 5.0V).
• Higher initial cost compared to some other voltage references.
• Sensitivity to supply voltage fluctuations may affect performance in certain scenarios.

Working Principles

The REF5045IDGKT is based on a bandgap voltage reference circuit. It utilizes the temperature-dependent characteristics of semiconductor materials to generate a stable and accurate voltage reference. The internal circuitry compensates for temperature variations, ensuring minimal drift over a wide temperature range.

Detailed Application Field Plans

The REF5045IDGKT finds applications in various fields, including:

1. Precision instrumentation
2. Data acquisition systems
3. Industrial control systems
4. Medical equipment
5. Automotive electronics
6. Power management circuits
7. Battery-powered devices
8. Portable consumer electronics

Alternative Models

Below are some alternative models that can be considered:

1. REF5025IDGKT: 2.5V voltage reference with similar specifications.
2. REF5030IDGKT: 3.0V voltage reference with similar specifications.
3. REF5050IDGKT: 5.0V voltage reference with higher initial accuracy.
4. REF5010IDGKT: 1.0V voltage reference with lower dropout voltage.

These alternatives provide flexibility in choosing the appropriate voltage reference based on specific requirements.

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