LM336DR-2-5

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Precision voltage reference - Low temperature coefficient - High stability over time - Wide operating temperature range - Low power consumption

Package: SOIC-8

Essence: The LM336DR-2-5 is a precision voltage reference IC that provides a stable and accurate voltage output. It is commonly used in various electronic circuits where a precise reference voltage is required.

Packaging/Quantity: The LM336DR-2-5 is typically sold in reels or tubes, with 2500 units per reel/tube.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.4%
• Temperature Coefficient: 20ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 4V to 30V
• Quiescent Current: 400µA

Detailed Pin Configuration

The LM336DR-2-5 has a standard SOIC-8 package with the following pin configuration:

```

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| | --| V+ |-- --| |-- --| OUT|-- --| |-- --| GND|-- |____| ```

Pin Description: - V+: Positive supply voltage input - OUT: Voltage reference output - GND: Ground

Functional Features

1. Precision Voltage Reference: The LM336DR-2-5 provides a highly accurate and stable voltage reference of 2.5V, making it suitable for applications requiring precise voltage regulation.

2. Low Temperature Coefficient: With a low temperature coefficient of 20ppm/°C, the LM336DR-2-5 maintains its accuracy over a wide temperature range, ensuring consistent performance.

3. High Stability: The IC exhibits high stability over time, minimizing drift and maintaining the reference voltage accuracy for extended periods.

4. Wide Operating Temperature Range: The LM336DR-2-5 operates reliably in temperatures ranging from -40°C to +85°C, making it suitable for various environmental conditions.

5. Low Power Consumption: With a quiescent current of only 400µA, the LM336DR-2-5 consumes minimal power, making it energy-efficient and suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High precision and stability - Wide operating temperature range - Low power consumption - Compact and easy-to-use package

Disadvantages: - Limited output voltage options (only 2.5V) - Not suitable for applications requiring higher voltage references

Working Principles

The LM336DR-2-5 utilizes bandgap voltage reference technology to generate a stable and accurate voltage output. It employs a combination of active and passive components to compensate for temperature variations and provide a precise reference voltage.

The bandgap voltage reference circuitry within the IC generates a voltage that is relatively insensitive to temperature changes. This voltage is then amplified and regulated to produce a constant output voltage of 2.5V.

Detailed Application Field Plans

The LM336DR-2-5 finds application in various fields where a precise voltage reference is essential. Some common application areas include:

1. Analog and Digital Circuits: The IC is widely used in analog and digital circuits as a voltage reference for ADCs, DACs, operational amplifiers, and other components requiring accurate voltage levels.

2. Power Supply Regulation: The LM336DR-2-5 can be employed in power supply circuits to provide a stable reference voltage for voltage regulators, ensuring consistent and reliable power output.

3. Sensor Calibration: It is utilized in sensor calibration circuits to establish a precise reference voltage for accurate sensor measurements and calibration procedures.

4. Temperature Measurement: The IC can be used as a temperature reference in temperature measurement circuits, ensuring accurate and reliable temperature readings.

Detailed and Complete Alternative Models

1. LM4040: This series of voltage references offers various output voltage options and package types, providing flexibility for different application requirements.

2. LT1021: These precision voltage references offer excellent long-term stability and low temperature coefficients, making them suitable for demanding applications.

3. REF50xx: This family of voltage references provides high accuracy and low noise performance, making them ideal for precision instrumentation and data acquisition systems.

4. MAX619: These low-power, precision voltage references offer a wide operating temperature range and excellent initial accuracy, making them suitable for portable devices and industrial applications.

5. ADR43x: These voltage references provide high accuracy and low drift over a wide temperature range, making them suitable for precision measurement and control systems.

These alternative models offer similar functionality and characteristics to the LM336DR-2-5,