LTC2051HVIDD#PBF

Product Overview

Category: Integrated Circuit (IC)

Use: The LTC2051HVIDD#PBF is a high voltage, low noise zero-drift operational amplifier. It is designed for precision applications that require high DC accuracy and low noise performance.

Characteristics: - High voltage operation: The LTC2051HVIDD#PBF can operate from a single supply voltage of up to 36V, making it suitable for applications requiring high voltage swing. - Low noise: It offers ultra-low input-referred noise density, ensuring accurate signal amplification in sensitive applications. - Zero-drift architecture: The zero-drift technology eliminates the need for external trimming, providing excellent long-term stability and minimizing errors caused by temperature variations. - Rail-to-rail inputs and outputs: The op-amp supports input and output signals that can swing close to the supply rails, maximizing dynamic range and signal fidelity. - Small package size: The LTC2051HVIDD#PBF is available in a compact 8-lead VSSOP package, making it suitable for space-constrained designs.

Package and Quantity: The LTC2051HVIDD#PBF is supplied in a VSSOP-8 package. Each package contains one LTC2051HVIDD#PBF IC.

Specifications

• Supply Voltage Range: 4.75V to 36V
• Input Offset Voltage: 10μV (maximum)
• Input Bias Current: 0.5pA (maximum)
• Gain Bandwidth Product: 2MHz
• Input Noise Voltage: 7nV/√Hz
• Output Voltage Swing: Rail-to-Rail
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LTC2051HVIDD#PBF features the following pin configuration:

___________ V+ |1 8| V- IN-|2 7| OUT IN+|3 6| NC GND |4_________5| NC

Functional Features

• High voltage operation allows for wide input and output signal range.
• Ultra-low noise performance ensures accurate amplification of low-level signals.
• Zero-drift architecture provides excellent long-term stability and minimizes temperature-related errors.
• Rail-to-rail inputs and outputs enable maximum dynamic range and signal fidelity.

Advantages and Disadvantages

Advantages: - High voltage operation capability - Low noise performance - Zero-drift architecture for improved stability - Rail-to-rail inputs and outputs - Compact package size

Disadvantages: - Limited gain bandwidth product compared to some other op-amps - Higher power consumption compared to lower voltage op-amps

Working Principles

The LTC2051HVIDD#PBF utilizes a zero-drift architecture, which employs auto-zeroing techniques to continuously correct for input offset voltage and minimize drift over time. This ensures high DC accuracy and stability in precision applications.

The op-amp operates by amplifying the voltage difference between its non-inverting (IN+) and inverting (IN-) inputs. The amplified output signal is then available at the OUT pin. The rail-to-rail inputs and outputs allow for maximum utilization of the available supply voltage range.

Application Field Plans

The LTC2051HVIDD#PBF is well-suited for various applications that require high voltage operation, low noise, and precision amplification. Some potential application fields include:

1. Industrial Control Systems: The op-amp can be used in control systems that require high voltage swing and low noise performance, such as motor control and power management applications.

2. Medical Instrumentation: The LTC2051HVIDD#PBF can be employed in medical devices that demand accurate signal amplification, such as ECG monitors and ultrasound equipment.

3. Test and Measurement Equipment: The op-amp is suitable for precision measurement applications that require high DC accuracy and low noise performance, such as data acquisition systems and oscilloscopes.

4. Audio Amplification: The LTC2051HVIDD#PBF can be utilized in audio amplifiers where low noise and high voltage swing are essential for faithful sound reproduction.

Alternative Models

Some alternative models to the LTC2051HVIDD#PBF include: - AD8628 - MAX44267 - OPA2188

These alternatives offer similar characteristics and functionality, providing options for designers based on specific requirements and preferences.

In conclusion, the LTC2051HVIDD#PBF is a high voltage, low noise zero-drift operational amplifier that offers excellent DC accuracy and stability. Its compact package size, rail-to-rail inputs and outputs, and wide operating temperature range make it suitable for various precision applications in different industries.