MIC2571-2YMM

Product Overview

Category

MIC2571-2YMM belongs to the category of integrated circuits (ICs).

Use

The MIC2571-2YMM is commonly used as a voltage regulator in various electronic devices.

Characteristics

• Voltage regulation: The MIC2571-2YMM provides stable and regulated output voltage.
• Efficiency: It offers high efficiency, ensuring optimal power utilization.
• Low dropout voltage: The device operates with low dropout voltage, minimizing power loss.
• Thermal shutdown protection: MIC2571-2YMM includes thermal shutdown protection to prevent overheating.
• Short-circuit protection: It features built-in short-circuit protection for enhanced safety.

Package

MIC2571-2YMM is available in a miniature 8-pin MSOP package.

Essence

The essence of MIC2571-2YMM lies in its ability to regulate voltage efficiently, ensuring reliable power supply for electronic devices.

Packaging/Quantity

The MIC2571-2YMM is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage Range: 1.25V to 13.5V
• Output Current: Up to 500mA
• Dropout Voltage: 300mV at 500mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for voltage regulation
4. EN: Enable pin for turning the device on/off
5. VOUT: Output voltage pin
6. COMP: Compensation pin for stability control
7. SS/TR: Soft-start/Tracking pin for gradual voltage rise
8. PGND: Power ground pin

Functional Features

• Voltage Regulation: MIC2571-2YMM ensures a stable and regulated output voltage, even with varying input voltages.
• Current Limiting: The device incorporates current limiting to protect against excessive current flow.
• Thermal Shutdown Protection: It includes thermal shutdown protection to prevent overheating and potential damage.
• Short-Circuit Protection: MIC2571-2YMM features built-in short-circuit protection, safeguarding the circuit from damage in case of a short circuit event.

Advantages and Disadvantages

Advantages

• High efficiency leads to optimal power utilization.
• Low dropout voltage minimizes power loss.
• Compact package size allows for space-saving designs.
• Built-in protection features enhance safety and reliability.

Disadvantages

• Limited output current capacity (up to 500mA).
• Input voltage range may not be suitable for all applications.

Working Principles

MIC2571-2YMM operates as a linear voltage regulator. It compares the feedback voltage (FB) with a reference voltage to generate an error signal. This error signal is then used to adjust the pass transistor, maintaining a constant output voltage. The device continuously monitors the output voltage and adjusts the pass transistor accordingly to ensure regulation.

Detailed Application Field Plans

MIC2571-2YMM finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable audio players - Wireless communication systems - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

• MIC2570: Similar to MIC2571-2YMM but with a different pin configuration.
• LM317: A popular alternative with adjustable output voltage.
• LT1083: Offers higher output current capability.

These alternative models provide similar functionality and can be considered based on specific application requirements.

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