MIC4225YM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low dropout voltage, high accuracy, low quiescent current
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Monolithic CMOS LDO (Low Dropout) Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.2V to 15V
• Dropout Voltage: 200mV at 100mA load current
• Quiescent Current: 75µA typical
• Load Regulation: ±0.05% typical
• Line Regulation: ±0.02% typical
• Thermal Shutdown Protection: Yes
• Short Circuit Current Limit: 150mA typical

Detailed Pin Configuration

MIC4225YM follows the standard pin configuration for a SOIC package:

1. VOUT: Output Voltage
2. GND: Ground
3. VIN: Input Voltage
4. BYPASS: Bypass Capacitor Connection
5. SHUTDOWN: Shutdown Control
6. NC: No Connection
7. NC: No Connection
8. NC: No Connection

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High accuracy provides precise output voltage regulation.
• Low quiescent current minimizes power consumption in standby mode.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short circuit current limit protects the regulator and connected components.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows flexibility in various applications. - Excellent load and line regulation ensure stable output voltage. - Small package size enables space-saving designs. - Low quiescent current prolongs battery life in portable devices.

Disadvantages: - Dropout voltage may limit the use of low input voltage sources. - Limited short circuit current may not be suitable for high-power applications.

Working Principles

MIC4225YM is a monolithic CMOS LDO voltage regulator. It utilizes a feedback control loop to maintain a stable output voltage despite variations in input voltage and load conditions. The internal circuitry compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to regulate the output voltage within the specified range. The device also incorporates thermal shutdown protection and short circuit current limiting to ensure safe operation.

Detailed Application Field Plans

MIC4225YM finds applications in various fields, including but not limited to: 1. Portable electronic devices: smartphones, tablets, portable media players 2. Battery-powered systems: wireless sensors, IoT devices, wearable devices 3. Automotive electronics: infotainment systems, navigation systems, lighting controls 4. Industrial equipment: test and measurement instruments, control systems, power supplies 5. Communication systems: routers, switches, base stations

Detailed and Complete Alternative Models

1. MIC5205-3.3YM5: 3.3V Low Dropout Voltage Regulator, SOT-23 package
2. LT1763CS8-3.3: 3.3V Low Dropout Voltage Regulator, SOIC-8 package
3. TPS7A4700RGWT: 1A Low Dropout Voltage Regulator, VQFN-20 package
4. LM1117IMPX-5.0/NOPB: 5.0V Low Dropout Voltage Regulator, SOT-223 package
5. MAX603ESA+: 5.0V Low Dropout Voltage Regulator, SOIC-8 package

These alternative models offer similar functionality and can be considered as substitutes for MIC4225YM based on specific requirements and design constraints.

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