LM385BD-2.5G

Product Overview

Category

LM385BD-2.5G belongs to the category of voltage references.

Use

It is commonly used as a precision voltage reference in various electronic circuits.

Characteristics

• Provides a stable and accurate voltage reference.
• Low power consumption.
• High precision and low temperature coefficient.
• Wide operating temperature range.
• Small size and easy to integrate into circuit designs.

Package

LM385BD-2.5G is available in a TO-92 package.

Essence

The essence of LM385BD-2.5G lies in its ability to provide a precise and stable voltage reference, which is crucial for many electronic applications.

Packaging/Quantity

LM385BD-2.5G is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 20ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 1.9V to 5.5V
• Quiescent Current: 120µA

Detailed Pin Configuration

LM385BD-2.5G has three pins:

1. Vout: Output pin, provides a stable 2.5V reference voltage.
2. GND: Ground pin, connected to the ground of the circuit.
3. Vin: Input pin, connected to the supply voltage.

Functional Features

• LM385BD-2.5G offers a precise and stable voltage reference, ensuring accurate performance of electronic circuits.
• It operates over a wide temperature range, making it suitable for various environmental conditions.
• The low quiescent current enables energy-efficient designs.
• It has a low temperature coefficient, minimizing voltage variations with temperature changes.
• LM385BD-2.5G is easy to integrate into circuit designs due to its small package size.

Advantages and Disadvantages

Advantages

• Provides a stable and accurate voltage reference.
• Low power consumption.
• High precision and low temperature coefficient.
• Wide operating temperature range.
• Small size and easy to integrate into circuit designs.

Disadvantages

• Limited output voltage options (only 2.5V in this case).
• Requires an external power supply.

Working Principles

LM385BD-2.5G utilizes bandgap voltage reference technology to generate a precise and stable voltage output. It compensates for temperature variations by employing a temperature-compensated design, ensuring consistent performance across different operating conditions.

Detailed Application Field Plans

LM385BD-2.5G finds applications in various electronic systems where a stable voltage reference is required. Some common application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Precision measurement equipment
5. Battery-powered devices
6. Sensor circuits
7. Oscillators and timers

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LM385BD-2.5G are:

1. LM4040CIZ-2.5: 2.5V precision shunt voltage reference.
2. LT1004CZ-2.5: 2.5V precision reference with low temperature drift.
3. REF102CU-2.5: 2.5V precision voltage reference with high accuracy.

These alternatives can be considered based on specific requirements and availability.

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