MIC2004-1.2YM5

Product Overview

Category

MIC2004-1.2YM5 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage regulator in electronic devices.

Characteristics

• Voltage regulation: MIC2004-1.2YM5 ensures stable output voltage regardless of input fluctuations.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Current limiting: Protects the circuit from excessive current flow.
• Thermal shutdown: Prevents overheating by shutting down the device when the temperature exceeds a certain threshold.

Package

MIC2004-1.2YM5 is available in a small outline package (SOT-23-5) which is compact and suitable for space-constrained applications.

Essence

The essence of MIC2004-1.2YM5 lies in its ability to regulate voltage, ensuring reliable and consistent power supply to electronic components.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of MIC2004-1.2YM5 ICs.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 1.2V
• Dropout Voltage: 150mV at 100mA
• Maximum Output Current: 500mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

MIC2004-1.2YM5 has a total of five pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin (active high)
4. FB: Feedback pin for voltage regulation
5. VOUT: Output voltage pin

Functional Features

• Voltage Regulation: MIC2004-1.2YM5 maintains a constant output voltage of 1.2V, regardless of input voltage fluctuations.
• Current Limiting: It protects the circuit by limiting the maximum current that can flow through it.
• Thermal Shutdown: The device shuts down when the temperature exceeds a certain threshold, preventing overheating and potential damage.

Advantages and Disadvantages

Advantages

• Stable output voltage ensures reliable operation of electronic devices.
• Low dropout voltage allows efficient operation even with small voltage differentials.
• Compact package size enables use in space-constrained applications.
• Current limiting protects the circuit from excessive current flow.
• Thermal shutdown prevents overheating and potential damage.

Disadvantages

• Limited to a fixed output voltage of 1.2V, which may not be suitable for all applications requiring variable voltages.
• Maximum output current of 500mA may not be sufficient for high-power applications.

Working Principles

MIC2004-1.2YM5 operates based on a feedback mechanism. The feedback pin (FB) continuously monitors the output voltage and adjusts the internal circuitry to maintain a stable 1.2V output. The enable pin (EN) controls the device's operation, allowing it to be turned on or off as required.

Detailed Application Field Plans

MIC2004-1.2YM5 finds application in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models to MIC2004-1.2YM5 include: - LM317: Adjustable voltage regulator with a wide input voltage range. - LT1086: Low dropout voltage regulator with adjustable output voltage. - TPS7A4700: High-current, low-noise voltage regulator with adjustable output voltage.

These alternative models offer different features and specifications, providing flexibility for various application requirements.

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