IRU1160CM

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Adjustable output voltage - Overcurrent and thermal protection - Small form factor

Package: CMOS Package

Essence: The IRU1160CM is a power management IC designed to regulate voltage efficiently with low dropout. It offers adjustable output voltage, overcurrent protection, and thermal protection in a compact CMOS package.

Packaging/Quantity: The IRU1160CM is available in a standard CMOS package and is typically sold in reels or trays containing multiple units.

Specifications

• Input Voltage Range: 2.5V - 6.5V
• Output Voltage Range: 0.8V - 5.5V
• Dropout Voltage: 200mV at 1A Load Current
• Maximum Output Current: 3A
• Quiescent Current: 120μA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The IRU1160CM has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. FB: Feedback Pin
4. EN: Enable Pin
5. VOUT: Output Voltage

Functional Features

• High Efficiency: The IRU1160CM provides high efficiency voltage regulation, minimizing power loss.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range, allowing flexibility in various applications.
• Overcurrent and Thermal Protection: The IC incorporates protection mechanisms to prevent damage from excessive current or temperature.
• Small Form Factor: The compact CMOS package enables space-saving designs.

Advantages and Disadvantages

Advantages: - High efficiency operation - Adjustable output voltage - Overcurrent and thermal protection - Compact size

Disadvantages: - Limited input voltage range (2.5V - 6.5V) - Maximum output current limited to 3A

Working Principles

The IRU1160CM utilizes a combination of internal circuitry, feedback mechanisms, and control logic to regulate the output voltage. It adjusts the internal switching frequency based on load conditions to optimize efficiency. The IC continuously monitors the output voltage and adjusts the duty cycle of the internal switch to maintain the desired voltage level.

Detailed Application Field Plans

The IRU1160CM is suitable for various applications that require efficient voltage regulation with low dropout. Some potential application fields include:

1. Portable Electronics: Power management for smartphones, tablets, and portable gaming devices.
2. Industrial Automation: Voltage regulation for sensors, actuators, and control systems.
3. Automotive Electronics: Power supply for infotainment systems, lighting modules, and motor control units.
4. IoT Devices: Energy-efficient voltage regulation for connected devices and sensors.
5. Consumer Electronics: Power management for audio/video equipment, home appliances, and wearable devices.

Detailed and Complete Alternative Models

1. IRU1160-33CM: Similar to IRU1160CM, but with fixed output voltage of 3.3V.
2. IRU1160-50CM: Similar to IRU1160CM, but with fixed output voltage of 5.0V.
3. IRU1160-ADJCM: Similar to IRU1160CM, but with adjustable output voltage range of 0.8V - 3.3V.

These alternative models offer similar functionality with slight variations in output voltage options.

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