LM385Z-2.5RPG

Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Low voltage reference - Precision output voltage of 2.5V - Low temperature coefficient - Low power consumption

Package: TO-92, SOT-23

Essence: The LM385Z-2.5RPG is a precision voltage reference IC that provides a stable and accurate output voltage of 2.5V. It is commonly used in various electronic circuits where a precise voltage reference is required.

Packaging/Quantity: The LM385Z-2.5RPG is available in TO-92 and SOT-23 packages. It is typically sold in reels or tubes containing multiple units.

Specifications

• Output Voltage: 2.5V ± 0.5%
• Temperature Coefficient: 100 ppm/°C (maximum)
• Supply Voltage Range: 1.9V to 5.5V
• Quiescent Current: 120 µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM385Z-2.5RPG has three pins:

1. Vout: Output voltage pin
2. GND: Ground pin
3. Vin: Input voltage pin

Functional Features

• Precise and stable output voltage of 2.5V
• Low temperature coefficient ensures minimal voltage drift with temperature changes
• Low power consumption makes it suitable for battery-powered applications
• Wide supply voltage range allows flexibility in different circuit designs

Advantages

• High accuracy and stability
• Low power consumption
• Compact package options
• Wide operating temperature range

Disadvantages

• Limited output voltage options
• Relatively higher cost compared to some alternatives

Working Principles

The LM385Z-2.5RPG utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It compensates for temperature variations by employing a temperature-compensated design, resulting in a low temperature coefficient.

Detailed Application Field Plans

The LM385Z-2.5RPG finds applications in various fields, including:

1. Precision analog circuits
2. Voltage regulators
3. Data acquisition systems
4. Battery-powered devices
5. Test and measurement equipment

Detailed and Complete Alternative Models

Some alternative models that can be used as substitutes for the LM385Z-2.5RPG include:

1. LM4040-2.5: Provides a precision 2.5V reference voltage with similar characteristics.
2. LT1004-2.5: Offers a highly accurate 2.5V reference voltage with low temperature drift.
3. REF102CU: A precision voltage reference IC with a 2.5V output and excellent long-term stability.

These alternatives offer similar functionality and performance, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the LM385Z-2.5RPG is a precision voltage reference IC that provides a stable and accurate 2.5V output. Its low temperature coefficient, low power consumption, and wide operating temperature range make it suitable for various applications. While it has some limitations, there are alternative models available that offer similar functionality and performance.