IRU1175CM

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: Ceramic Dual In-Line Package (CDIP)

Essence: The IRU1175CM is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The IRU1175CM is typically sold in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage Range: 1.25V to 13.8V
• Dropout Voltage: 200mV at 1A
• Maximum Output Current: 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IRU1175CM has the following pin configuration:

```

---

| | --| Vout | --| Vin | --| GND | --| Adj | |___________| ```

Functional Features

• High Efficiency: The IRU1175CM offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage of 200mV 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 output voltage can be adjusted within the range of 1.25V to 13.8V, providing flexibility for different applications.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.
• Thermal Shutdown Protection: In case of excessive temperature, the IC activates thermal shutdown protection to prevent damage.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Adjustable output voltage allows for versatile applications. - Overcurrent and thermal shutdown protection enhance safety and reliability.

Disadvantages: - Limited maximum output current of 1A may not be suitable for high-power applications. - The CDIP package may require additional space compared to smaller surface-mount packages.

Working Principles

The IRU1175CM operates as a linear voltage regulator. It regulates the output voltage by comparing the reference voltage with the feedback voltage obtained from a voltage divider network. The internal control circuitry adjusts the pass transistor to maintain a stable output voltage despite variations in the input voltage and load conditions.

Detailed Application Field Plans

The IRU1175CM is commonly used in various electronic devices that require a stable and regulated power supply. Some typical application fields include: - Battery-powered devices - Portable audio players - Wireless communication systems - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

• LM317: A popular adjustable voltage regulator IC with similar features.
• LT1083: A high-current linear voltage regulator IC suitable for demanding applications.
• LM1117: A low dropout voltage regulator IC available in various fixed output voltages.

These alternative models offer different specifications and package options, providing flexibility for specific application requirements.

Word count: 346 words