IRU1015-33CPTR

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Thermal shutdown protection - Overcurrent protection - Short-circuit protection

Package: TO-263-3 (D2PAK)

Essence: The IRU1015-33CPTR is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The IRU1015-33CPTR is typically sold in reels, with 250 units per reel.

Specifications

• Input Voltage Range: 4.75V to 18V
• Output Voltage: 3.3V
• Output Current: Up to 1.5A
• Dropout Voltage: 0.6V (typical)
• Quiescent Current: 100µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The IRU1015-33CPTR has the following pin configuration:

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

Functional Features

• Low Dropout Voltage: The IRU1015-33CPTR has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With a maximum output current of 1.5A, this voltage regulator can power a wide range of electronic devices.
• Thermal Shutdown Protection: The IC includes thermal shutdown protection, which prevents damage due to excessive heat by shutting down the regulator if the temperature exceeds a certain threshold.
• Overcurrent Protection: The IRU1015-33CPTR incorporates overcurrent protection, safeguarding the circuit from excessive current flow.
• Short-Circuit Protection: In case of a short circuit, the IC automatically shuts down to protect itself and the connected devices.

Advantages and Disadvantages

Advantages: - Stable output voltage - Wide input voltage range - High output current capability - Built-in protection features

Disadvantages: - Dropout voltage may cause some power loss - Limited output voltage options (fixed at 3.3V)

Working Principles

The IRU1015-33CPTR is a linear voltage regulator that uses 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 IRU1015-33CPTR can be used in various applications, including: 1. Powering microcontrollers and other digital ICs in electronic devices. 2. Providing a stable voltage source for analog circuits. 3. Powering sensors and actuators in industrial automation systems. 4. Voltage regulation in automotive electronics. 5. Powering communication modules in wireless devices.

Detailed and Complete Alternative Models

Some alternative models to the IRU1015-33CPTR include: - LM1117-3.3: A popular voltage regulator IC with similar specifications and package. - LT1086-3.3: A high-performance voltage regulator with adjustable output voltage. - TPS7A3301: An ultra-low dropout voltage regulator with excellent line and load transient performance.

These alternative models offer different features and specifications, providing flexibility for various application requirements.

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