MIC2782ELYCS-TR

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - Low dropout voltage regulator - High output current capability - Wide input voltage range - Adjustable output voltage - Thermal shutdown protection - Overcurrent protection

Package: 8-Lead, SOIC (Small Outline Integrated Circuit)

Essence: The MIC2782ELYCS-TR is a power management IC designed to regulate voltage with low dropout. It is commonly used in various electronic devices to provide stable and reliable power supply.

Packaging/Quantity: The MIC2782ELYCS-TR is typically packaged in reels or tubes, with a quantity of 2500 units per reel or tube.

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 300mV at 500mA
• Output Current: Up to 500mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC2782ELYCS-TR has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. BYP: Bypass capacitor pin
5. VOUT: Output voltage pin
6. FB: Feedback pin
7. NC: No connection pin
8. PG: Power good indicator pin

Functional Features

1. Low Dropout Voltage: The MIC2782ELYCS-TR exhibits a low dropout voltage, ensuring efficient power regulation even when the input voltage is close to the desired output voltage.
2. High Output Current Capability: With a maximum output current of 500mA, the MIC2782ELYCS-TR can provide sufficient power for a wide range of applications.
3. Wide Input Voltage Range: The IC can accept input voltages ranging from 2.7V to 16V, making it suitable for various power supply configurations.
4. Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 5.5V, allowing flexibility in meeting specific device requirements.
5. Thermal Shutdown Protection: The MIC2782ELYCS-TR incorporates thermal shutdown protection, which prevents damage to the IC by shutting down operation when the temperature exceeds a certain threshold.
6. Overcurrent Protection: The IC features overcurrent protection, safeguarding against excessive current flow and potential damage to connected devices.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power regulation - High output current capability for versatile applications - Wide input voltage range allows compatibility with different power sources - Adjustable output voltage provides flexibility - Thermal shutdown and overcurrent protection enhance reliability

Disadvantages: - Limited maximum output current compared to some other power management ICs - Not suitable for high-power applications requiring currents beyond 500mA

Working Principles

The MIC2782ELYCS-TR operates as a low dropout voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. The enable pin (EN) controls the IC's operation, allowing the user to turn it on or off as needed. The bypass capacitor pin (BYP) improves stability and reduces noise. The power good indicator pin (PG) provides a signal indicating that the output voltage is within the desired range.

Detailed Application Field Plans

The MIC2782ELYCS-TR finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Medical devices

Detailed and Complete Alternative Models

1. MIC5205: Low dropout voltage regulator with adjustable output voltage and high output current capability.
2. LM1117: Voltage regulator with low dropout voltage, adjustable output voltage, and thermal shutdown protection.
3. LT1763: Low dropout voltage regulator with adjustable output voltage, high output current capability, and wide input voltage range.

These alternative models offer similar functionalities to the MIC2782ELYCS-TR and can be considered as substitutes based on specific requirements.

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