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LT1461BCS8-5#PBF

LT1461BCS8-5#PBF

Product Overview

Category

The LT1461BCS8-5#PBF belongs to the category of voltage references.

Use

It is primarily used as a precision reference voltage source in various electronic circuits.

Characteristics

  • High accuracy and stability
  • Low temperature coefficient
  • Low output noise
  • Wide operating temperature range
  • Low power consumption

Package

The LT1461BCS8-5#PBF comes in an 8-pin surface mount package (SOIC-8).

Essence

The essence of LT1461BCS8-5#PBF lies in its ability to provide a stable and accurate reference voltage for precise circuit operation.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Output Voltage: 5.0V
  • Initial Accuracy: ±0.05%
  • Temperature Coefficient: 10ppm/°C
  • Output Noise Voltage: 2.5µVrms
  • Operating Temperature Range: -40°C to 125°C
  • Supply Voltage Range: 2.7V to 20V
  • Quiescent Current: 80µA

Detailed Pin Configuration

The LT1461BCS8-5#PBF has the following pin configuration:

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

Functional Features

  • High precision voltage reference
  • Low temperature coefficient ensures stability over a wide temperature range
  • Low output noise for clean and accurate signal processing
  • Wide supply voltage range allows for versatile applications
  • Low power consumption for energy-efficient designs

Advantages and Disadvantages

Advantages

  • High accuracy and stability ensure reliable circuit performance.
  • Low temperature coefficient minimizes voltage drift with temperature changes.
  • Low output noise enables precise signal processing.
  • Wide operating temperature range allows for use in various environments.
  • Low power consumption helps conserve energy.

Disadvantages

  • Limited output voltage options (fixed at 5.0V).
  • Higher cost compared to less precise voltage references.

Working Principles

The LT1461BCS8-5#PBF utilizes a bandgap reference circuit to generate a stable and accurate voltage reference. It compensates for temperature variations by employing a feedback mechanism that adjusts the output voltage accordingly. This ensures consistent performance over a wide temperature range.

Detailed Application Field Plans

The LT1461BCS8-5#PBF finds applications in various fields, including:

  1. Precision analog-to-digital converters (ADCs)
  2. Digital-to-analog converters (DACs)
  3. Voltage regulators
  4. Oscillators and timers
  5. Sensor circuits
  6. Battery management systems
  7. Test and measurement equipment
  8. Industrial control systems

Detailed and Complete Alternative Models

  1. LT1236ACS8-5#PBF: Similar specifications, but with a different package (SOIC-8).
  2. LM4040AIM3-5.0/NOPB: Comparable accuracy and stability, available in SOT-23 package.
  3. REF102CU: Precision voltage reference with adjustable output voltage, offered in TO-99 package.

These alternative models provide similar functionality and can be considered as substitutes for the LT1461BCS8-5#PBF in specific applications.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng LT1461BCS8-5#PBF trong giải pháp kỹ thuật

Sure! Here are 10 common questions and answers related to the application of LT1461BCS8-5#PBF in technical solutions:

Q1: What is LT1461BCS8-5#PBF? A1: LT1461BCS8-5#PBF is a precision voltage reference IC manufactured by Linear Technology (now part of Analog Devices). It provides a stable and accurate 5V output voltage.

Q2: What is the typical application of LT1461BCS8-5#PBF? A2: LT1461BCS8-5#PBF is commonly used as a voltage reference in various electronic systems, such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), power supplies, and sensor interfaces.

Q3: What is the voltage accuracy of LT1461BCS8-5#PBF? A3: LT1461BCS8-5#PBF has a voltage accuracy of ±0.05% at room temperature. This means that the actual output voltage will be within 0.05% of the specified 5V value.

Q4: What is the temperature coefficient of LT1461BCS8-5#PBF? A4: The temperature coefficient of LT1461BCS8-5#PBF is typically 10ppm/°C. This means that for every degree Celsius change in temperature, the output voltage will change by approximately 10 parts per million (ppm).

Q5: What is the maximum current that LT1461BCS8-5#PBF can supply? A5: LT1461BCS8-5#PBF can supply a maximum current of 10mA. It is important to ensure that the load connected to the voltage reference does not exceed this limit.

Q6: What is the input voltage range for LT1461BCS8-5#PBF? A6: The input voltage range for LT1461BCS8-5#PBF is typically between 6V and 20V. It is important to ensure that the input voltage does not exceed these limits to prevent damage to the IC.

Q7: Does LT1461BCS8-5#PBF require an external capacitor for stability? A7: Yes, LT1461BCS8-5#PBF requires an external bypass capacitor for stability. A 0.1µF ceramic capacitor is recommended to be connected between the REF pin and ground.

Q8: Can LT1461BCS8-5#PBF operate in low-power applications? A8: Yes, LT1461BCS8-5#PBF has a low quiescent current of typically 80µA. This makes it suitable for low-power applications where power consumption needs to be minimized.

Q9: Is LT1461BCS8-5#PBF available in other output voltage options? A9: Yes, LT1461BCS8-5#PBF is available in various output voltage options, such as 2.5V, 3V, 4.096V, and 10V. These options provide flexibility in different applications.

Q10: Is LT1461BCS8-5#PBF RoHS compliant? A10: Yes, LT1461BCS8-5#PBF is RoHS (Restriction of Hazardous Substances) compliant, which means it meets the environmental standards set by the European Union.

Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.