LM329AZ#PBF

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

Characteristics: - Low voltage reference - Precision output voltage - Low temperature coefficient - High stability - Low power consumption

Package: TO-92

Essence: LM329AZ#PBF is a low voltage precision voltage reference IC that provides a stable and accurate output voltage.

Packaging/Quantity: The LM329AZ#PBF is available in a TO-92 package and is typically sold in reels of 2000 units.

Specifications

• Output Voltage: 6.9V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: 10ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 4V to 30V
• Quiescent Current: 1.5mA

Detailed Pin Configuration

The LM329AZ#PBF has three pins:

1. Vout: Output pin, connected to the load or circuit requiring a stable voltage reference.
2. Vin: Input pin, connected to the supply voltage source.
3. GND: Ground pin, connected to the common ground of the circuit.

Functional Features

• Precise Voltage Reference: The LM329AZ#PBF provides a highly accurate and stable output voltage of 6.9V, making it suitable for applications requiring precise voltage references.
• Low Temperature Coefficient: With a temperature coefficient of only 10ppm/°C, the LM329AZ#PBF maintains its accuracy over a wide temperature range.
• Low Power Consumption: The IC operates with a low quiescent current of 1.5mA, minimizing power consumption in battery-powered applications.

Advantages and Disadvantages

Advantages: - High precision and stability - Low temperature coefficient - Wide operating temperature range - Low power consumption

Disadvantages: - Limited output voltage options - Requires an external load or circuit to utilize the reference voltage

Working Principles

The LM329AZ#PBF utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It compensates for temperature variations by employing a combination of bipolar and CMOS technologies, resulting in a low temperature coefficient.

Detailed Application Field Plans

The LM329AZ#PBF is commonly used in various applications that require precise voltage references, such as: - Analog-to-Digital Converters (ADCs) - Digital-to-Analog Converters (DACs) - Voltage regulators - Precision measurement equipment - Temperature sensors

Detailed and Complete Alternative Models

1. LM4040CIZ-6.9/NOPB: 6.9V Precision Shunt Voltage Reference, SOT-23 package.
2. LT1004CZ-6.9#PBF: 6.9V Precision Reference, TO-92 package.
3. REF5025AIDGKT: 6.9V Precision Voltage Reference, MSOP-10 package.

These alternative models offer similar functionality and performance to the LM329AZ#PBF, providing alternative options for different package preferences or specific application requirements.

In conclusion, the LM329AZ#PBF is a low voltage precision voltage reference IC that offers high accuracy, stability, and low temperature coefficient. It finds applications in various fields where precise voltage references are essential. Alternative models provide flexibility in terms of package options and specific requirements.