IRU1050-33CPTR

Product Overview

Category

IRU1050-33CPTR belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 4.5V to 18V
• Output Voltage: 3.3V
• Maximum Output Current: 1A
• Dropout Voltage: 300mV at 1A
• Low Quiescent Current: 85µA
• Thermal Shutdown Protection
• Short Circuit Protection
• Overcurrent Protection

Package

IRU1050-33CPTR comes in a compact TO-252 package.

Essence

The essence of IRU1050-33CPTR is its ability to provide a stable and regulated output voltage of 3.3V, even when the input voltage varies.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage: 3.3V ±2%
• Output Current: Up to 1A
• Dropout Voltage: 300mV at 1A
• Quiescent Current: 85µA
• Operating Temperature Range: -40°C to +125°C
• Package Type: TO-252
• Package Dimensions: 6.5mm x 9.7mm x 2.3mm

Detailed Pin Configuration

IRU1050-33CPTR has three pins:

1. VIN (Pin 1): Input voltage pin.
2. GND (Pin 2): Ground reference pin.
3. VOUT (Pin 3): Regulated output voltage pin.

Functional Features

• Voltage Regulation: IRU1050-33CPTR ensures a stable output voltage of 3.3V, regardless of input voltage fluctuations.
• Thermal Shutdown Protection: It incorporates thermal shutdown protection to prevent damage due to excessive heat.
• Short Circuit Protection: The device is equipped with short circuit protection, safeguarding the circuit from damage in case of a short circuit.
• Overcurrent Protection: IRU1050-33CPTR includes overcurrent protection, preventing excessive current flow and protecting the connected components.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile applications.
• Low quiescent current minimizes power consumption.
• Compact package size enables space-saving designs.
• Thermal shutdown and short circuit protection enhance reliability.

Disadvantages

• Limited maximum output current of 1A may not be suitable for high-power applications.
• Dropout voltage of 300mV at 1A may result in some power loss.

Working Principles

IRU1050-33CPTR operates based on the principle of linear voltage regulation. It utilizes a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.3V. This is achieved by controlling the pass transistor, which regulates the flow of current from the input to the output.

Detailed Application Field Plans

IRU1050-33CPTR finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Embedded systems - Consumer electronics - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to IRU1050-33CPTR are: - LM1117-3.3 - LT1086-3.3 - TPS72333 - NCP1117-3.3 - MCP1703-3302E

These models offer similar voltage regulation capabilities and can be used as substitutes depending on specific requirements.

In conclusion, IRU1050-33CPTR is a voltage regulator that provides stable and regulated output voltage of 3.3V. It offers various features such as thermal shutdown protection, short circuit protection, and overcurrent protection. While it has some limitations in terms of maximum output current and dropout voltage, it is widely used in diverse electronic applications. Alternative models like LM1117-3.3, LT1086-3.3, TPS72333, NCP1117-3.3, and MCP1703-3302E can also be considered for similar applications.