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LM285Z-1.2#PBF
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LM285Z-1.2#PBF

Product Overview

Category

LM285Z-1.2#PBF belongs to the category of voltage references.

Use

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

Characteristics

  • LM285Z-1.2#PBF provides a stable and accurate voltage reference of 1.2 volts.
  • It has low temperature coefficient, ensuring consistent performance across different operating conditions.
  • The device operates with low power consumption, making it suitable for battery-powered applications.
  • LM285Z-1.2#PBF offers excellent line and load regulation, maintaining a stable output voltage even under varying conditions.

Package

The LM285Z-1.2#PBF is available in a TO-92 package, which is a small plastic package with three leads.

Essence

The essence of LM285Z-1.2#PBF lies in its ability to provide a precise and reliable voltage reference for electronic systems.

Packaging/Quantity

The LM285Z-1.2#PBF is typically packaged in reels or tubes, containing a specific quantity of devices per package.

Specifications

  • Output Voltage: 1.2 volts
  • Temperature Coefficient: ±50 ppm/°C
  • Supply Voltage Range: 2.7V to 40V
  • Quiescent Current: 120 µA (typical)
  • Line Regulation: 0.02% (typical)
  • Load Regulation: 0.04% (typical)

Detailed Pin Configuration

The LM285Z-1.2#PBF has three pins:

  1. VOUT: Output pin, provides a stable 1.2V reference voltage.
  2. GND: Ground pin, connected to the common ground of the circuit.
  3. VIN: Input pin, receives the supply voltage for the device.

Functional Features

  • LM285Z-1.2#PBF offers a precise and stable reference voltage, ensuring accurate performance of associated circuits.
  • It operates over a wide temperature range, making it suitable for various environmental conditions.
  • The device has low power consumption, extending battery life in portable applications.
  • LM285Z-1.2#PBF exhibits excellent line and load regulation, maintaining a consistent output voltage even with varying input conditions.

Advantages and Disadvantages

Advantages

  • Provides a stable and accurate voltage reference.
  • Low temperature coefficient ensures consistent performance.
  • Low power consumption extends battery life.
  • Excellent line and load regulation for reliable operation.

Disadvantages

  • Limited to a fixed output voltage of 1.2 volts.
  • Requires an external power supply within the specified voltage range.

Working Principles

LM285Z-1.2#PBF utilizes bandgap voltage reference technology to generate a stable 1.2V output. It employs a combination of active and passive components to achieve accurate voltage regulation. The device compensates for temperature variations, ensuring minimal drift in the output voltage.

Detailed Application Field Plans

LM285Z-1.2#PBF finds application in various electronic systems where a precise voltage reference is required. Some common application fields include:

  1. Analog-to-Digital Converters (ADCs)
  2. Digital-to-Analog Converters (DACs)
  3. Voltage regulators
  4. Precision measurement equipment
  5. Battery-powered devices

Detailed and Complete Alternative Models

  1. LM4040-1.2: A precision voltage reference with similar characteristics and package options.
  2. LT1004-1.2: Another voltage reference offering high accuracy and stability.
  3. REF102CU: Precision voltage reference with low temperature coefficient and excellent line regulation.

These alternative models provide similar functionality and can be considered as substitutes for LM285Z-1.2#PBF in various applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LM285Z-1.2#PBF i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of LM285Z-1.2#PBF in technical solutions:

Q1: What is LM285Z-1.2#PBF? A1: LM285Z-1.2#PBF is a voltage reference IC manufactured by Texas Instruments.

Q2: What is the purpose of LM285Z-1.2#PBF? A2: LM285Z-1.2#PBF is used as a precision voltage reference in various electronic circuits.

Q3: What is the output voltage of LM285Z-1.2#PBF? A3: The output voltage of LM285Z-1.2#PBF is fixed at 1.2 volts.

Q4: What is the typical accuracy of LM285Z-1.2#PBF? A4: The typical accuracy of LM285Z-1.2#PBF is ±1%.

Q5: What is the operating temperature range of LM285Z-1.2#PBF? A5: LM285Z-1.2#PBF can operate within a temperature range of -40°C to +85°C.

Q6: Can LM285Z-1.2#PBF be used in battery-powered applications? A6: Yes, LM285Z-1.2#PBF is suitable for battery-powered applications due to its low power consumption.

Q7: How much current can LM285Z-1.2#PBF source or sink? A7: LM285Z-1.2#PBF can source or sink up to 15 mA of current.

Q8: Is LM285Z-1.2#PBF available in different package options? A8: Yes, LM285Z-1.2#PBF is available in various package options, such as TO-92 and SOT-23.

Q9: Can LM285Z-1.2#PBF be used in precision analog-to-digital converters (ADCs)? A9: Yes, LM285Z-1.2#PBF can be used as a reference voltage for precision ADCs to improve accuracy.

Q10: Are there any application notes or reference designs available for LM285Z-1.2#PBF? A10: Yes, Texas Instruments provides application notes and reference designs that demonstrate the use of LM285Z-1.2#PBF in different technical solutions.

Please note that these answers are general and may vary depending on specific design requirements and application scenarios.