IR3811MTR1PBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and overtemperature protection

Package: Mouser Package Type: DFN-10

Essence: The IR3811MTR1PBF is a power management IC designed for efficient voltage regulation in various electronic devices.

Packaging/Quantity: Available in reels of 3000 pieces.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to VIN
• Maximum Output Current: 1A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The IR3811MTR1PBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin
6. PG: Power Good pin
7. SS: Soft-start pin
8. NC: No connection
9. NC: No connection
10. NC: No connection

Functional Features

• High efficiency conversion
• Fast transient response
• Overcurrent protection
• Overtemperature protection
• Power good indicator
• Soft-start function

Advantages and Disadvantages

Advantages: - High efficiency helps conserve battery life - Wide input voltage range allows for versatile applications - Overcurrent and overtemperature protection ensure device safety - Power good indicator provides system status information - Soft-start function prevents inrush current

Disadvantages: - Limited maximum output current (1A) - Dropout voltage may affect performance in low voltage applications

Working Principles

The IR3811MTR1PBF is a voltage regulator that takes an input voltage and provides a stable output voltage. It utilizes a control loop to adjust the duty cycle of an internal switch, ensuring the desired output voltage is maintained. The device also incorporates protection features such as overcurrent and overtemperature detection to safeguard the system.

Detailed Application Field Plans

The IR3811MTR1PBF can be used in various applications, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial equipment - Automotive electronics - Communication systems

Detailed and Complete Alternative Models

Some alternative models to the IR3811MTR1PBF include: - LM1117-ADJ - TPS54331-Q1 - LT1763-ADJ - AP2112K-ADJ

These alternatives offer similar functionality and can be considered based on specific application requirements.

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