LM385M3-1.2

Overview

Product Category

LM385M3-1.2 belongs to the category of voltage references.

Use

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

Characteristics

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

Package

LM385M3-1.2 is available in a small outline package (SOT-23) which provides ease of integration into compact circuit designs.

Essence

The essence of LM385M3-1.2 lies in its ability to provide a precise and stable voltage reference, ensuring accurate operation of electronic systems.

Packaging/Quantity

LM385M3-1.2 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

LM385M3-1.2 offers the following specifications:

• Output Voltage: 1.2V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 20ppm/°C
• Operating Current: 15µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The pin configuration of LM385M3-1.2 is as follows:

```

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| | --+----+-- | | | | +----+ ```

Pin 1: VOUT (Output Voltage) Pin 2: GND (Ground) Pin 3: VIN (Input Voltage)

Functional Features

LM385M3-1.2 offers the following functional features:

• Precise voltage reference for accurate circuit operation
• Low power consumption for energy-efficient designs
• Wide operating voltage range for versatile applications
• Low temperature coefficient ensures stability over varying temperatures

Advantages and Disadvantages

Advantages

• High accuracy and stability
• Low power consumption
• Wide operating voltage range
• Compact package for easy integration

Disadvantages

• Limited output voltage options (1.2V in this case)
• Relatively higher initial cost compared to some alternatives

Working Principles

LM385M3-1.2 operates based on the principle of bandgap voltage reference. It utilizes a combination of temperature-dependent and temperature-independent voltage sources to generate a stable reference voltage.

Detailed Application Field Plans

LM385M3-1.2 finds applications in various fields, including but not limited to:

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 considered as substitutes for LM385M3-1.2 include:

1. LM4040: Offers different output voltage options with similar accuracy and stability.
2. LT6654: Provides higher accuracy and lower temperature coefficient at a slightly higher cost.
3. REF102: Suitable for high-precision applications with better long-term stability.

These alternatives should be evaluated based on specific requirements and design constraints.

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