IRU1010-33CY

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: TO-220

Essence: The IRU1010-33CY is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The IRU1010-33CY is typically packaged in a TO-220 package. It is available in reels or tubes, with a quantity of 50 units per reel/tube.

Specifications

Input Voltage Range: 4.5V to 18V
Output Voltage Range: 3.3V
Dropout Voltage: 0.6V (typical)
Output Current: Up to 1A
Quiescent Current: 75µA (typical)
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The IRU1010-33CY has the following pin configuration:

VIN (Input Voltage)
GND (Ground)
VOUT (Output Voltage)

Functional Features

Low Dropout Voltage: The IRU1010-33CY 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 1A, this voltage regulator can handle high current loads.
Adjustable Output Voltage: The output voltage can be adjusted using external resistors, providing flexibility in different applications.
Thermal Shutdown Protection: The IC includes thermal shutdown protection, which prevents damage due to excessive temperature.
Short Circuit Current Limit: The IRU1010-33CY has built-in short circuit current limiting, protecting the IC and the connected circuitry from damage in case of a short circuit.

Advantages and Disadvantages

Advantages: - Stable and regulated output voltage - Wide input voltage range - High output current capability - Adjustable output voltage - Thermal shutdown protection - Short circuit current limit

Disadvantages: - Dropout voltage may cause some power loss in low input voltage scenarios - Limited to fixed output voltage options (3.3V in this case)

Working Principles

The IRU1010-33CY 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. The dropout voltage is minimized by using a low resistance pass transistor.

Detailed Application Field Plans

The IRU1010-33CY can be used in various applications where a stable and regulated 3.3V power supply is required. Some common application fields include: - Microcontrollers - Digital circuits - Communication devices - Audio amplifiers - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models to the IRU1010-33CY that provide similar functionality are: - LM1117-3.3 - LT1086-3.3 - TPS72333

These alternative models offer comparable features and specifications, providing flexibility for different design requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací IRU1010-33CY v technických řešeních

Sure! Here are 10 common questions and answers related to the application of IRU1010-33CY in technical solutions:

Q: What is the IRU1010-33CY? A: The IRU1010-33CY is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 3.3V.
Q: What are the typical applications of the IRU1010-33CY? A: The IRU1010-33CY is commonly used in various electronic devices and systems, such as power supplies, industrial control systems, automotive electronics, and consumer electronics.
Q: What is the input voltage range supported by the IRU1010-33CY? A: The IRU1010-33CY can accept an input voltage range from 4.5V to 18V.
Q: What is the maximum output current capability of the IRU1010-33CY? A: The IRU1010-33CY can provide a maximum output current of 1A.
Q: Does the IRU1010-33CY require any external components for operation? A: Yes, the IRU1010-33CY requires a few external components, such as input and output capacitors, to ensure stable and reliable operation.
Q: Can the IRU1010-33CY handle overcurrent or short-circuit conditions? A: Yes, the IRU1010-33CY has built-in protection features like overcurrent and short-circuit protection to safeguard against such conditions.
Q: Is the IRU1010-33CY suitable for battery-powered applications? A: Yes, the IRU1010-33CY is designed to be efficient and low-power, making it suitable for battery-powered applications where power consumption is critical.
Q: What is the operating temperature range of the IRU1010-33CY? A: The IRU1010-33CY can operate within a temperature range of -40°C to +125°C.
Q: Can the IRU1010-33CY be used in both step-up and step-down voltage conversion applications? A: No, the IRU1010-33CY is specifically designed for step-down (buck) voltage conversion applications.
Q: Is there any recommended layout or PCB design considerations for using the IRU1010-33CY? A: Yes, the datasheet of the IRU1010-33CY provides guidelines for PCB layout and component placement to ensure proper thermal management and optimal performance.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult with technical experts for accurate information.