LD1117DT25TR

Product Overview

Category

The LD1117DT25TR belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output current capability
• Thermal overload protection
• Short-circuit current limiting
• Output voltage accuracy

Package

The LD1117DT25TR comes in a small surface-mount package.

Essence

The essence of LD1117DT25TR lies in its ability to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

The LD1117DT25TR is typically packaged in reels, with each reel containing a specific quantity of units.

Specifications

• Input Voltage Range: 4.2V to 15V
• Output Voltage: 2.5V
• Output Current: Up to 800mA
• Dropout Voltage: 1.2V (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LD1117DT25TR has three pins:

1. Vin (Input Voltage)
2. Vout (Output Voltage)
3. GND (Ground)

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High output current capability allows for powering a wide range of electronic components.
• Thermal overload protection prevents damage due to excessive heat.
• Short-circuit current limiting protects the regulator and connected devices from damage during a short circuit.
• Output voltage accuracy ensures a stable and precise voltage supply.

Advantages and Disadvantages

Advantages

• Compact size and surface-mount package make it suitable for space-constrained applications.
• Wide input voltage range enables compatibility with various power sources.
• Excellent load and line regulation characteristics ensure stable performance.
• Thermal overload protection enhances reliability.

Disadvantages

• Limited output current compared to some other voltage regulators.
• Dropout voltage may cause a significant power loss in low input-output differential scenarios.

Working Principles

The LD1117DT25TR is a linear voltage regulator that operates by using a pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The LD1117DT25TR finds applications in various electronic devices, including but not limited to: - Power supplies - Battery-powered systems - Embedded systems - Consumer electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be used as substitutes for LD1117DT25TR include: - LM1117-2.5 - LT1117-2.5 - LDO25V - MCP1702-2.5

These alternatives offer similar functionality and characteristics, providing options for different design requirements.

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