LM385BXZ-2.5/NOPB

Product Overview

Category

The LM385BXZ-2.5/NOPB belongs to the category of voltage references.

Use

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

Characteristics

• High precision: The LM385BXZ-2.5/NOPB provides a highly accurate output voltage.
• Low temperature coefficient: It exhibits a low temperature drift, ensuring stability over a wide range of temperatures.
• Low power consumption: This voltage reference consumes minimal power, making it suitable for low-power applications.
• Wide operating voltage range: It can operate within a wide voltage range, accommodating different circuit requirements.

Package

The LM385BXZ-2.5/NOPB is available in a small SOT-23 package, which is compact and easy to integrate into circuit designs.

Essence

The essence of this product lies in its ability to provide a stable and precise voltage reference, serving as a reliable benchmark for other components in electronic systems.

Packaging/Quantity

The LM385BXZ-2.5/NOPB is typically packaged in reels, containing a quantity of 3000 units per reel.

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

The LM385BXZ-2.5/NOPB has three pins:

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

Functional Features

• Voltage stability: The LM385BXZ-2.5/NOPB maintains a stable output voltage even under varying load conditions.
• Low noise: It exhibits low noise characteristics, ensuring minimal interference with other components in the circuit.
• Fast response time: This voltage reference quickly responds to changes in input voltage, providing accurate and reliable output.

Advantages and Disadvantages

Advantages

• High precision and accuracy
• Low temperature coefficient
• Low power consumption
• Wide operating voltage range
• Compact package size

Disadvantages

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

Working Principles

The LM385BXZ-2.5/NOPB utilizes bandgap voltage reference technology to generate a stable and precise output voltage. It employs a combination of temperature-compensated diodes and amplifiers to achieve high accuracy and low temperature drift.

Detailed Application Field Plans

The LM385BXZ-2.5/NOPB 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. Sensor calibration circuits

Detailed and Complete Alternative Models

1. LM4040-N: A series of precision voltage references with different output voltage options.
2. LT1236: Ultra-high precision voltage reference with low temperature drift.
3. REF5025: High-accuracy voltage reference with low noise characteristics.

These alternative models offer similar functionality and can be considered based on specific requirements and design constraints.

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