Kuva saattaa olla esitys.
Katso tuotteen tekniset tiedot.
OPA349SA/250G4

OPA349SA/250G4

Product Overview

Category: Operational Amplifier (Op-Amp)

Use: The OPA349SA/250G4 is a high-speed, low-power operational amplifier designed for use in various applications such as signal conditioning, filtering, and amplification.

Characteristics: - High speed: The OPA349SA/250G4 offers a high slew rate and bandwidth, making it suitable for applications requiring fast response times. - Low power consumption: This op-amp operates at low power levels, making it ideal for battery-powered devices or applications where power efficiency is crucial. - Wide supply voltage range: It can operate from a single supply voltage as low as 2.5V up to a maximum of 5.5V, providing flexibility in different power supply configurations. - Rail-to-rail input and output: The op-amp supports rail-to-rail input and output voltage swings, allowing it to handle signals close to the power supply rails without distortion.

Package: The OPA349SA/250G4 is available in a small outline package (SOIC) with 8 pins.

Essence: This op-amp is designed to provide high performance while consuming minimal power, making it suitable for applications that require both speed and energy efficiency.

Packaging/Quantity: The OPA349SA/250G4 is typically sold in reels containing 250 units.

Specifications

  • Supply Voltage Range: 2.5V to 5.5V
  • Input Offset Voltage: ±1.5mV (maximum)
  • Gain Bandwidth Product: 45MHz (typical)
  • Slew Rate: 22V/µs (typical)
  • Quiescent Current: 1.3mA (typical)
  • Input Bias Current: ±0.5nA (maximum)
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The OPA349SA/250G4 has the following pin configuration:

  1. V- (Inverting Input)
  2. V+ (Non-Inverting Input)
  3. Vout (Output)
  4. NC (No Connection)
  5. NC (No Connection)
  6. VCC- (Negative Power Supply)
  7. VCC+ (Positive Power Supply)
  8. NC (No Connection)

Functional Features

  • High-speed amplification: The OPA349SA/250G4 offers a high gain bandwidth product and fast slew rate, enabling it to amplify signals accurately and quickly.
  • Low input bias current: The op-amp has low input bias current, minimizing the impact of input loading and ensuring accurate signal processing.
  • Rail-to-rail operation: It supports rail-to-rail input and output voltage swings, allowing for maximum utilization of the available dynamic range.
  • Stable operation: The op-amp provides excellent stability and is designed to handle capacitive loads without oscillation or instability.

Advantages and Disadvantages

Advantages: - High speed and low power consumption - Wide supply voltage range - Rail-to-rail input and output capability - Small package size

Disadvantages: - Limited availability in larger quantities - Higher cost compared to some other op-amp models

Working Principles

The OPA349SA/250G4 operates based on the principles of operational amplifiers. It utilizes differential inputs to amplify the voltage difference between the inverting and non-inverting terminals. The amplified output is then fed back to the input through a feedback network, which determines the overall gain and behavior of the amplifier.

Detailed Application Field Plans

The OPA349SA/250G4 can be used in various applications, including but not limited to: - Signal conditioning and amplification in sensor interfaces - Active filters for audio or data signal processing - Voltage-controlled oscillators (VCOs) and waveform generators - Portable medical devices requiring low power consumption - Battery-powered instrumentation and measurement equipment

Detailed and Complete Alternative Models

  1. OPA344NA/3K - Similar specifications, available in a smaller SOT23 package.
  2. OPA365AIDBVR - Low-power op-amp with rail-to-rail input/output, available in a small SOT23-5 package.
  3. OPA2277UA - Precision op-amp with low offset voltage and low noise, suitable for high-accuracy applications.

These alternative models offer similar functionality and can be considered based on specific requirements and availability.

Word count: 527 words

Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät OPA349SA/250G4 :n soveltamiseen teknisissä ratkaisuissa

  1. What is the supply voltage range for OPA349SA/250G4?
    - The supply voltage range for OPA349SA/250G4 is 2.7V to 5.5V.

  2. What is the typical input offset voltage of OPA349SA/250G4?
    - The typical input offset voltage of OPA349SA/250G4 is 0.3mV.

  3. What is the bandwidth of OPA349SA/250G4?
    - The bandwidth of OPA349SA/250G4 is 14MHz.

  4. Can OPA349SA/250G4 operate in single-supply applications?
    - Yes, OPA349SA/250G4 can operate in single-supply applications.

  5. What is the input bias current of OPA349SA/250G4?
    - The input bias current of OPA349SA/250G4 is typically 0.1pA.

  6. Is OPA349SA/250G4 suitable for low-power applications?
    - Yes, OPA349SA/250G4 is suitable for low-power applications with a quiescent current of 25µA.

  7. Does OPA349SA/250G4 have built-in EMI filtering?
    - No, OPA349SA/250G4 does not have built-in EMI filtering.

  8. What is the temperature range for OPA349SA/250G4?
    - The temperature range for OPA349SA/250G4 is -40°C to 125°C.

  9. Can OPA349SA/250G4 be used in precision instrumentation applications?
    - Yes, OPA349SA/250G4 can be used in precision instrumentation applications.

  10. What is the package type for OPA349SA/250G4?
    - OPA349SA/250G4 is available in a small SOT-23 package.