IRU1117-25CY

Product Overview

Category

The IRU1117-25CY belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output current capability
• Fast transient response
• Overcurrent and thermal protection

Package

The IRU1117-25CY comes in a compact TO-252 package.

Essence

This voltage regulator provides a stable output voltage, ensuring reliable operation of electronic devices.

Packaging/Quantity

The IRU1117-25CY is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage: 2.5V
• Output Current: Up to 1A
• Dropout Voltage: 0.6V (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The IRU1117-25CY has three pins:

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

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for powering various electronic components.
• Fast transient response enables quick adaptation to load changes.
• Overcurrent and thermal protection safeguards the device from damage.

Advantages

• Compact package size saves board space.
• Wide input voltage range accommodates different power supply sources.
• Excellent line and load regulation provide stable output voltage.
• Robust overcurrent and thermal protection enhance device reliability.

Disadvantages

• Limited output voltage options (fixed at 2.5V).
• Higher dropout voltage compared to some alternative models.
• May require additional external components for specific applications.

Working Principles

The IRU1117-25CY operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the current flow through it. The device 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 IRU1117-25CY finds application in various electronic devices, including but not limited to:

1. Battery-powered devices: Provides regulated voltage for microcontrollers, sensors, and other low-power components.
2. Communication systems: Ensures stable power supply for RF modules, transceivers, and signal processing circuits.
3. Industrial control systems: Regulates voltage for PLCs, motor drivers, and analog signal conditioning circuits.
4. Automotive electronics: Powers microcontrollers, sensors, and lighting systems in vehicles.

Detailed and Complete Alternative Models

1. LM1117-2.5: Similar voltage regulator with fixed 2.5V output and TO-252 package.
2. LT1763-2.5: Low dropout voltage regulator with adjustable output voltage and smaller SOT-223 package.
3. TPS7A2501: Ultra-low dropout voltage regulator with fixed 2.5V output and D2PAK package.

These alternative models offer similar functionality and can be considered based on specific requirements.

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