LM285MX-1.2/NOPB

Product Overview

Category

The LM285MX-1.2/NOPB belongs to the category of voltage references.

Use

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

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Low dropout voltage
• Wide operating temperature range

Package

The LM285MX-1.2/NOPB is available in a surface-mount package.

Essence

This product provides a stable and accurate voltage reference, ensuring precise operation of electronic circuits.

Packaging/Quantity

The LM285MX-1.2/NOPB is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Output Voltage: 1.2V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 60mV (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM285MX-1.2/NOPB has three pins:

1. VOUT: Output voltage pin.
2. GND: Ground pin.
3. VIN: Input voltage pin.

Functional Features

• Precise Voltage Reference: The LM285MX-1.2/NOPB provides a stable and accurate 1.2V reference voltage.
• Low Dropout Voltage: It operates with a low dropout voltage, minimizing power dissipation.
• Wide Operating Temperature Range: The device can function reliably in a wide range of temperatures.

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable performance.
• Low temperature coefficient minimizes voltage variations with temperature changes.
• Low dropout voltage reduces power consumption.

Disadvantages

• Limited output voltage options.
• Sensitive to input voltage fluctuations.

Working Principles

The LM285MX-1.2/NOPB utilizes a bandgap reference circuit to generate a stable 1.2V output voltage. This circuit compensates for temperature variations, ensuring accurate voltage regulation across a wide temperature range. The device operates by comparing the bandgap reference voltage with an internal feedback voltage, adjusting the output accordingly.

Detailed Application Field Plans

The LM285MX-1.2/NOPB finds applications in various electronic systems that require precise voltage references. Some common application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Power management circuits
5. Sensor interfaces

Detailed and Complete Alternative Models

1. LM4040-N: A series of precision voltage references with different output voltage options.
2. LT6654: Ultra-precision voltage reference with low noise and high accuracy.
3. REF5050: High-accuracy voltage reference with low dropout voltage.

These alternative models offer similar functionality and can be considered as substitutes for the LM285MX-1.2/NOPB in various applications.

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