STMicroelectronics
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LM336Z
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LM336Z

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Provides a stable voltage reference for precision applications - Low temperature coefficient and high accuracy - Wide operating temperature range - Low power consumption

Package: TO-92 (3-pin package)

Essence: The LM336Z is a precision voltage reference IC that ensures a stable and accurate voltage output for various electronic applications.

Packaging/Quantity: Available in reels or tubes with varying quantities, typically 1000 units per reel/tube.

Specifications

  • Output Voltage: 2.5V, 5V, 10V (selectable)
  • Temperature Coefficient: ±20 ppm/°C
  • Initial Accuracy: ±0.8%
  • Operating Temperature Range: -40°C to +85°C
  • Supply Voltage Range: 4V to 30V
  • Quiescent Current: 400 µA (typical)

Pin Configuration

The LM336Z has three pins:

  1. VOUT: Output pin, provides the stable reference voltage.
  2. VIN: Input pin, connected to the supply voltage.
  3. GND: Ground pin, connected to the common ground.

Functional Features

  • High precision voltage reference: The LM336Z offers a highly accurate and stable voltage reference, making it suitable for precision applications such as analog-to-digital converters, digital-to-analog converters, and voltage regulators.
  • Low temperature coefficient: With a low temperature coefficient of ±20 ppm/°C, the LM336Z maintains its accuracy over a wide temperature range.
  • Wide operating temperature range: The LM336Z can operate reliably in temperatures ranging from -40°C to +85°C, making it suitable for various environmental conditions.
  • Low power consumption: The quiescent current of only 400 µA ensures minimal power consumption, making it ideal for battery-powered devices.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Wide operating temperature range - Low power consumption - Easy to use with a simple 3-pin configuration

Disadvantages: - Limited output voltage options (2.5V, 5V, 10V) - Not suitable for high current applications

Working Principles

The LM336Z utilizes a bandgap reference circuit to generate a stable voltage output. It compensates for temperature variations by using a combination of bipolar and CMOS technologies. This ensures a low temperature coefficient and high accuracy over the specified temperature range.

Detailed Application Field Plans

The LM336Z is commonly used in the following applications:

  1. Precision measurement instruments: The accurate voltage reference provided by the LM336Z is essential for precise measurements in equipment such as multimeters, oscilloscopes, and data loggers.
  2. Analog-to-digital converters (ADC): The LM336Z can be used as a reference voltage source for ADCs, ensuring accurate conversion of analog signals into digital values.
  3. Digital-to-analog converters (DAC): By providing a stable reference voltage, the LM336Z enables accurate conversion of digital signals into corresponding analog voltages.
  4. Voltage regulators: The LM336Z can serve as a voltage reference for linear voltage regulators, improving their stability and precision.

Detailed and Complete Alternative Models

Some alternative models to the LM336Z include:

  1. LT1004: A precision voltage reference IC with similar characteristics and package options.
  2. REF02: Another voltage reference IC offering high accuracy and stability.
  3. MAX619: A low-power, precision voltage reference IC suitable for battery-powered applications.

These alternative models provide similar functionality and can be considered as substitutes for the LM336Z based on specific requirements.

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প্রযুক্তিগত সমাধানে LM336Z এর প্রয়োগ সম্পর্কিত 10টি সাধারণ প্রশ্ন ও উত্তর তালিকাভুক্ত করুন

Sure! Here are 10 common questions and answers related to the application of LM336Z in technical solutions:

  1. Q: What is LM336Z?
    A: LM336Z is a precision voltage reference integrated circuit commonly used in electronic circuits.

  2. Q: What is the voltage output range of LM336Z?
    A: The voltage output range of LM336Z is typically 2.5V, but it can be adjusted using external resistors.

  3. Q: How accurate is LM336Z?
    A: LM336Z has a high accuracy of typically ±0.8% at room temperature.

  4. Q: Can LM336Z operate over a wide temperature range?
    A: Yes, LM336Z can operate over a wide temperature range, typically from -40°C to +85°C.

  5. Q: What are some common applications of LM336Z?
    A: LM336Z is commonly used as a voltage reference in analog-to-digital converters, power supplies, instrumentation, and other precision measurement systems.

  6. Q: Can LM336Z be used as a stable voltage source for calibration purposes?
    A: Yes, LM336Z is often used as a stable voltage source for calibration due to its high accuracy and low temperature coefficient.

  7. Q: Does LM336Z require any external components for operation?
    A: Yes, LM336Z requires an external resistor to set the desired output voltage.

  8. Q: Can LM336Z handle high currents?
    A: No, LM336Z is not designed to handle high currents. It is primarily used as a voltage reference rather than a current source.

  9. Q: Is LM336Z available in different package types?
    A: Yes, LM336Z is available in various package types such as TO-92, SOIC, and SOT-23.

  10. Q: Are there any precautions to consider when using LM336Z?
    A: Yes, it is important to avoid excessive heat and ensure proper grounding to maintain the accuracy and stability of LM336Z.