IRU1207-18CSTR

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-263-5 (D2PAK)

Essence: The IRU1207-18CSTR is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The IRU1207-18CSTR is typically sold in reels containing 250 units.

Specifications

• Input Voltage Range: 4.75V - 23V
• Output Voltage Range: 1.25V - 20V
• Output Current: Up to 7A
• Dropout Voltage: 0.45V @ 3A
• Line Regulation: ±1%
• Load Regulation: ±1%
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IRU1207-18CSTR has the following pin configuration:

```

---

| | | IRU1207 | |_______________|

   Pinout:

    1  VIN
    2  GND
    3  EN
    4  FB
    5  VOUT

```

Functional Features

• High Efficiency: The IRU1207-18CSTR utilizes advanced circuitry to achieve high efficiency, minimizing power loss and maximizing battery life.
• Low Dropout Voltage: With a low dropout voltage of 0.45V at 3A, 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 easily adjusted using an external resistor, allowing flexibility in various applications.
• Overcurrent Protection: The IC incorporates overcurrent protection to safeguard against excessive current flow, preventing damage to the device and connected components.
• Thermal Shutdown Protection: In case of excessive temperature rise, the IC automatically shuts down to prevent overheating and potential damage.

Advantages

• High efficiency results in reduced power consumption and longer battery life.
• Adjustable output voltage allows for customization based on specific application requirements.
• Overcurrent and thermal shutdown protection enhance the reliability and durability of the device.

Disadvantages

• Limited input voltage range may restrict compatibility with certain systems.
• Higher cost compared to non-regulated voltage solutions.

Working Principles

The IRU1207-18CSTR operates as a linear voltage regulator. It regulates the output voltage by comparing it to a reference voltage and adjusting the internal circuitry accordingly. The feedback pin (FB) is used to monitor the output voltage and provide feedback to the control circuit, ensuring a stable and regulated output.

Detailed Application Field Plans

The IRU1207-18CSTR finds applications in various electronic devices that require a stable and regulated power supply. Some common application fields include:

1. Consumer Electronics: Used in smartphones, tablets, and portable media players to regulate the voltage supplied to the internal components.
2. Automotive Electronics: Employed in automotive systems such as infotainment systems, navigation units, and engine control modules to ensure reliable power delivery.
3. Industrial Automation: Integrated into industrial control systems, PLCs (Programmable Logic Controllers), and motor drives to maintain consistent voltage levels.
4. Telecommunications: Utilized in networking equipment, routers, and switches to provide a stable power source for uninterrupted communication.

Detailed and Complete Alternative Models

1. LM317T: A popular adjustable voltage regulator IC with similar characteristics and package options.
2. LT1084CP-5: A high-current, low dropout voltage regulator IC suitable for demanding applications.
3. LM7805: A fixed 5V voltage regulator commonly used in various electronic devices.

These alternative models offer similar functionality and can be considered as substitutes for the IRU1207-18CSTR depending on specific requirements.

Word count: 534 words