LM285LP-2-5

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Low dropout voltage - High accuracy - Low quiescent current - Wide operating temperature range

Package: TO-92

Essence: The LM285LP-2-5 is a precision voltage reference IC that provides a stable and accurate output voltage of 2.5V.

Packaging/Quantity: The LM285LP-2-5 is typically available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Output Voltage: 2.5V
• Dropout Voltage: 60mV
• Quiescent Current: 120µA
• Temperature Range: -40°C to +85°C
• Line Regulation: 0.02%/V
• Load Regulation: 0.04%/mA
• Initial Accuracy: ±1%

Pin Configuration

The LM285LP-2-5 has three pins:

1. Vout: Output pin, connected to the load.
2. GND: Ground pin, connected to the common ground.
3. Vin: Input pin, connected to the input voltage source.

Functional Features

• Low dropout voltage ensures efficient operation even with low input-output differentials.
• High accuracy provides precise and stable output voltage.
• Low quiescent current minimizes power consumption.
• Wide operating temperature range allows for reliable performance in various environments.

Advantages and Disadvantages

Advantages: - Stable and accurate output voltage. - Low power consumption. - Suitable for low voltage applications. - Compact TO-92 package for easy integration.

Disadvantages: - Limited output voltage options. - Not suitable for high current applications.

Working Principles

The LM285LP-2-5 is based on bandgap reference technology. It utilizes a temperature-dependent voltage reference to generate a stable output voltage of 2.5V. The internal circuitry compensates for temperature variations, ensuring accurate voltage regulation across a wide temperature range.

Detailed Application Field Plans

The LM285LP-2-5 is commonly used in various electronic applications, including but not limited to:

1. Battery-powered devices: Provides a stable voltage reference for battery monitoring circuits.
2. Data acquisition systems: Ensures accurate voltage references for analog-to-digital converters.
3. Industrial control systems: Used as a precision voltage reference in control and measurement circuits.
4. Portable electronics: Suitable for low power consumption applications such as portable audio players and handheld devices.

Detailed and Complete Alternative Models

1. LM4040-2.5: Similar voltage reference IC with a fixed output voltage of 2.5V.
2. LT1004-2.5: Precision shunt voltage reference with a 2.5V output.
3. REF102CU: High-precision voltage reference IC with a 2.5V output and low temperature coefficient.

These alternative models offer similar functionality and can be considered as substitutes for the LM285LP-2-5 in specific applications.

In conclusion, the LM285LP-2-5 is a precision voltage reference IC that provides a stable and accurate output voltage of 2.5V. With its low dropout voltage, high accuracy, and low quiescent current, it is suitable for a wide range of electronic applications. However, its limited output voltage options and unsuitability for high current applications should be taken into consideration.