LM285Z-1.2

Product Overview

Category

LM285Z-1.2 belongs to the category of voltage references.

Use

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

Characteristics

LM285Z-1.2 exhibits the following characteristics: - High accuracy - Low temperature coefficient - Low dropout voltage - Low quiescent current - Wide operating temperature range

Package

The LM285Z-1.2 is available in a TO-92 package, which is a small plastic package with three leads.

Essence

The essence of LM285Z-1.2 lies in its ability to provide a stable and precise voltage reference for other components in an electronic circuit.

Packaging/Quantity

LM285Z-1.2 is typically packaged in reels or tubes, containing a specific quantity of units per package.

Specifications

The specifications of LM285Z-1.2 are as follows:

• Output Voltage: 1.2V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 100 ppm/°C
• Dropout Voltage: 60mV (typical)
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

LM285Z-1.2 has three pins, each serving a specific purpose:

1. VOUT: This pin provides the output voltage of 1.2V.
2. GND: This pin is connected to the ground reference of the circuit.
3. VIN: This pin is connected to the input voltage source.

Functional Features

The functional features of LM285Z-1.2 include:

• Precise voltage reference for accurate circuit operation
• Stable output voltage even under varying load conditions
• Low power consumption for energy-efficient designs
• Wide operating temperature range for versatile applications

Advantages and Disadvantages

Advantages

• High accuracy ensures reliable performance in precision applications.
• Low dropout voltage minimizes power dissipation and extends battery life.
• Low quiescent current reduces overall power consumption.
• Wide operating temperature range allows for use in various environments.

Disadvantages

• Limited output voltage options restrict its applicability to specific circuits.
• Higher initial cost compared to some other voltage reference options.
• Sensitivity to external noise may require additional filtering components.

Working Principles

LM285Z-1.2 operates based on the principle of bandgap voltage reference. It utilizes a combination of bipolar and CMOS technologies to generate a stable reference voltage. The internal circuitry compensates for temperature variations, ensuring consistent output voltage over a wide temperature range.

Detailed Application Field Plans

LM285Z-1.2 finds application in various fields, including but not limited to: - Precision analog circuits - Voltage regulators - Data acquisition systems - Battery-powered devices - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LM285Z-1.2 are: - LM4040 - LT6654 - REF30xx - MAX6190

These models offer similar functionality and characteristics, providing flexibility in choosing the most suitable voltage reference for specific applications.

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