IRU1015CP

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: TO-220

Essence: The IRU1015CP is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The IRU1015CP is typically sold in reels or tubes, with 50 units per reel/tube.

Specifications

• Input Voltage Range: 4.75V to 18V
• Output Voltage Range: 1.25V to 16V
• Output Current: Up to 1.5A
• Dropout Voltage: 0.6V at 1A
• Quiescent Current: 10mA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IRU1015CP has the following pin configuration:

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| | --| VIN GND |-- Pin 1: Input Voltage (VIN) --| VOUT NC |-- Pin 2: Output Voltage (VOUT) --| ADJ NC |-- Pin 3: Adjustable Voltage (ADJ) --| NC NC |-- Pin 4: Not Connected (NC) --| NC NC |-- Pin 5: Not Connected (NC) --| NC NC |-- Pin 6: Not Connected (NC) --| NC NC |-- Pin 7: Not Connected (NC) --| NC NC |-- Pin 8: Not Connected (NC) |___________| ```

Functional Features

• High Efficiency: The IRU1015CP offers high efficiency, minimizing power loss and maximizing energy utilization.
• Low Dropout Voltage: With a low dropout voltage of 0.6V at 1A, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The ADJ pin allows users to adjust the output voltage within the specified range according to their application requirements.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.
• Thermal Shutdown Protection: In case of excessive temperature rise, the thermal shutdown feature activates, preventing damage to the IC.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Adjustable output voltage provides flexibility for various applications. - Overcurrent and thermal shutdown protection enhance system reliability.

Disadvantages: - Limited output current capacity (up to 1.5A). - Dropout voltage may affect performance in low input voltage scenarios.

Working Principles

The IRU1015CP operates as a linear voltage regulator. It regulates the output voltage by comparing the reference voltage with the feedback voltage obtained from the output. The internal control circuitry adjusts the pass transistor to maintain a constant output voltage, compensating for changes in load and input voltage.

Detailed Application Field Plans

The IRU1015CP finds applications in various electronic devices that require a stable and adjustable output voltage. Some common application fields include: - Power supplies for microcontrollers and other digital circuits - Battery-powered devices - Automotive electronics - Industrial control systems - Audio amplifiers

Detailed and Complete Alternative Models

• LM317: A popular adjustable linear voltage regulator with similar specifications and features.
• LM1117: A fixed-output voltage regulator available in various voltage options.
• LT1083: A high-current adjustable linear voltage regulator suitable for demanding applications.

These alternative models offer similar functionality and can be considered as substitutes for the IRU1015CP based on specific requirements.

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