MIC5249-3.3YMM

Product Overview

Category

MIC5249-3.3YMM belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output current capability
• Low quiescent current
• Thermal shutdown protection
• Short-circuit current limit

Package

MIC5249-3.3YMM is available in a miniature 8-pin MSOP package.

Essence

The essence of MIC5249-3.3YMM lies in its ability to provide a stable and regulated output voltage.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of MIC5249-3.3YMM units.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 3.3V
• Dropout Voltage: 120mV at 150mA
• Quiescent Current: 40µA
• Output Current: Up to 500mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. EN (Enable): Enable pin for turning the regulator on/off.
2. GND (Ground): Ground reference for the regulator.
3. FB (Feedback): Feedback pin for regulating the output voltage.
4. VOUT (Output Voltage): Regulated output voltage.
5. VOUT (Output Voltage): Regulated output voltage.
6. BYP (Bypass): Bypass capacitor connection for improved stability.
7. VIN (Input Voltage): Input voltage supply.
8. VIN (Input Voltage): Input voltage supply.

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High output current capability allows for powering various components in the circuit.
• Low quiescent current minimizes power consumption when the regulator is idle.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit current limit protects the regulator and connected components from damage in case of a short circuit.

Advantages and Disadvantages

Advantages

• Stable and regulated output voltage.
• Wide input voltage range.
• Compact package size.
• Low dropout voltage.
• High output current capability.

Disadvantages

• Limited output voltage options (fixed at 3.3V).
• Requires external bypass capacitor for improved stability.

Working Principles

MIC5249-3.3YMM operates based on the principle of linear voltage regulation. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. The regulator continuously monitors the input voltage, output voltage, and load conditions to ensure stable and reliable operation.

Detailed Application Field Plans

MIC5249-3.3YMM finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Embedded systems - Consumer electronics - Industrial control systems

Detailed and Complete Alternative Models

1. MIC5205-3.3YM5: Similar voltage regulator with a fixed output voltage of 3.3V.
2. LP2985-33DBVR: Low dropout voltage regulator with a fixed output voltage of 3.3V.
3. LT1763CS8-3.3: High-performance linear regulator with a fixed output voltage of 3.3V.

These alternative models offer similar functionality and can be considered as substitutes for MIC5249-3.3YMM depending on specific requirements and design constraints.

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