LT1790AIS6-2.048#TRMPBF

Product Overview

Category

The LT1790AIS6-2.048#TRMPBF belongs to the category of voltage references.

Use

This product is primarily used as a precision voltage reference in various electronic applications.

Characteristics

• High accuracy: The LT1790AIS6-2.048#TRMPBF offers exceptional accuracy, ensuring precise voltage references.
• Low temperature coefficient: It exhibits a low temperature coefficient, making it suitable for applications requiring stable voltage references over a wide temperature range.
• Low dropout voltage: The device has a low dropout voltage, enabling it to operate efficiently even with low input-output differentials.
• Low noise: It features low output noise, making it ideal for noise-sensitive applications.
• Low power consumption: The LT1790AIS6-2.048#TRMPBF consumes minimal power, enhancing energy efficiency in electronic systems.

Package and Quantity

The LT1790AIS6-2.048#TRMPBF is available in a small SOT-23 package. It is typically sold in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Output Voltage: 2.048V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 300mV (typical)
• Output Noise Voltage: 3µVrms (10Hz to 100kHz)
• Supply Voltage Range: 2.7V to 20V
• Quiescent Current: 50µA (typical)

Pin Configuration

The LT1790AIS6-2.048#TRMPBF follows the standard SOT-23 pin configuration:

```

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| | 1 | | 3 |____| | | 2 | | 4 |____| ```

Pin 1: GND (Ground) Pin 2: VOUT (Output Voltage) Pin 3: NC (No Connection) Pin 4: VIN (Input Voltage)

Functional Features

• High precision voltage reference: The LT1790AIS6-2.048#TRMPBF provides a stable and accurate 2.048V reference voltage.
• Low dropout voltage: It can operate with a minimal input-output voltage differential, ensuring efficient performance in low-power applications.
• Wide supply voltage range: The device can function within a broad range of supply voltages, enhancing its versatility.
• Low temperature coefficient: The low temperature coefficient ensures consistent voltage output over varying temperatures.
• Low noise: The LT1790AIS6-2.048#TRMPBF exhibits low output noise, making it suitable for noise-sensitive applications.

Advantages and Disadvantages

Advantages

• High accuracy and stability
• Low dropout voltage
• Wide supply voltage range
• Low temperature coefficient
• Low output noise
• Small package size

Disadvantages

• Limited output voltage options
• No adjustable output voltage capability

Working Principles

The LT1790AIS6-2.048#TRMPBF is based on a bandgap voltage reference circuit. It utilizes a combination of bipolar and CMOS technologies to achieve high accuracy and stability. The bandgap reference circuit generates a stable voltage that remains relatively unaffected by temperature variations. This voltage is then buffered and made available at the output pin.

Detailed Application Field Plans

The LT1790AIS6-2.048#TRMPBF finds application in various electronic systems, including but not limited to: - Precision measurement instruments - Data acquisition systems - Analog-to-digital converters (ADCs) - Voltage regulators - Oscillators and clocks - Sensor interfaces

Detailed Alternative Models

1. LT1790AIS6-2.5#TRMPBF: This model offers a 2.5V output voltage, suitable for applications requiring a different reference voltage.
2. LT1790AIS6-3.0#TRMPBF: Provides a 3.0V output voltage, catering to systems with specific voltage requirements.
3. LT1790AIS6-5.0#TRMPBF: Offers a 5.0V output voltage, suitable for applications where a higher reference voltage is necessary.

These alternative models provide flexibility in choosing the appropriate voltage reference based on specific application needs.

In conclusion, the LT1790AIS6-2.048#TRMPBF is a precision voltage reference with high accuracy, low temperature coefficient, and low noise characteristics. It finds application in various electronic systems that require stable and accurate voltage references. The device's small package size and low power consumption make it an ideal choice for space-constrained and energy-efficient designs.