MIC5209YM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Noise, High PSRR
• Package: SOT-23-5
• Essence: Linear Regulator
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.3V to 16V
• Output Voltage Range: 1.8V to 15V
• Dropout Voltage: 75mV at 150mA load current
• Quiescent Current: 35µA typical
• Line Regulation: 0.05% typical
• Load Regulation: 0.1% typical
• Ripple Rejection: 70dB typical at 1kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC5209YM follows the standard SOT-23-5 pin configuration:

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Pin 1: Input Voltage (VIN) Pin 2: Ground (GND) Pin 3: Enable (EN) Pin 4: Bypass Capacitor (BYP) Pin 5: Output Voltage (VOUT)

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Low noise output suitable for noise-sensitive applications.
• High Power Supply Rejection Ratio (PSRR) minimizes the impact of power supply variations on the output voltage.
• Thermal shutdown and current limit protection features ensure safe operation.

Advantages and Disadvantages

Advantages: - Low dropout voltage allows for efficient regulation. - Low noise output suitable for sensitive applications. - High PSRR minimizes power supply variations. - Thermal shutdown and current limit protection ensure safe operation.

Disadvantages: - Limited maximum input voltage range (16V). - SOT-23-5 package may require careful handling during soldering.

Working Principles

MIC5209YM is a linear regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor accordingly to maintain a stable output voltage. The low dropout voltage ensures efficient regulation even with small input-output differentials.

Detailed Application Field Plans

MIC5209YM is commonly used in various electronic devices and systems where a stable and regulated voltage supply is required. Some typical application fields include:

1. Battery-powered devices: Portable electronics, handheld instruments, etc.
2. Automotive electronics: Infotainment systems, navigation devices, etc.
3. Industrial control systems: Sensors, actuators, motor control, etc.
4. Communication equipment: Routers, switches, wireless devices, etc.
5. Consumer electronics: Set-top boxes, audio/video equipment, etc.

Detailed and Complete Alternative Models

• MIC5209-1.8YM: Output voltage fixed at 1.8V
• MIC5209-2.5YM: Output voltage fixed at 2.5V
• MIC5209-3.3YM: Output voltage fixed at 3.3V
• MIC5209-5.0YM: Output voltage fixed at 5.0V

These alternative models provide fixed output voltages for specific applications where a particular voltage level is required.

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