LD2985AM15R

Product Overview

Category

The LD2985AM15R belongs to the category of voltage regulators.

Use

It is primarily used to regulate voltage in electronic circuits.

Characteristics

• Low dropout voltage
• Low quiescent current
• High output voltage accuracy
• Thermal shutdown protection
• Short-circuit current limit

Package

The LD2985AM15R comes in a small surface-mount package.

Essence

The essence of LD2985AM15R lies in its ability to provide stable and regulated voltage output for various electronic applications.

Packaging/Quantity

The LD2985AM15R is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 16V
• Output Voltage: 1.5V
• Dropout Voltage: 300mV @ 100mA
• Quiescent Current: 50µA
• Output Current: 150mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LD2985AM15R has three pins:

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

Functional Features

• Low dropout voltage ensures efficient regulation even with low input voltages.
• Low quiescent current minimizes power consumption when the regulator is idle.
• High output voltage accuracy provides precise voltage regulation.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit current limit protects the regulator from damage during short-circuit conditions.

Advantages and Disadvantages

Advantages

• Stable and regulated output voltage
• Wide input voltage range
• Low power consumption
• Compact size
• Protection features for enhanced reliability

Disadvantages

• Limited output current capacity
• Higher dropout voltage compared to some alternatives

Working Principles

The LD2985AM15R operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This ensures that the output voltage remains constant, even when the input voltage fluctuates.

Detailed Application Field Plans

The LD2985AM15R finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as replacements for LD2985AM15R are: - LM1117-1.5 - LT1763-1.5 - MCP1701-1.5 - TS2950CT-1.5

These models offer similar voltage regulation capabilities and can be used as drop-in replacements in many applications.

In conclusion, the LD2985AM15R is a voltage regulator with excellent characteristics such as low dropout voltage, high output voltage accuracy, and thermal shutdown protection. It finds applications in various electronic devices and systems, providing stable and regulated voltage output. While it has certain limitations, there are alternative models available that can fulfill similar requirements.