MIC47050-1.2YML-TR

Product Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: Low Dropout, High Current, Fixed Output Voltage
Package: SOT-23-5
Essence: Monolithic CMOS LDO Regulator
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage: 1.2V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV at 500mA
• Line Regulation: ±0.3%
• Load Regulation: ±0.4%
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC47050-1.2YML-TR has a total of five pins in the SOT-23-5 package. The pin configuration is as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. BYP: Bypass capacitor connection pin
5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High output current capability allows for powering a wide range of loads.
• Fixed output voltage eliminates the need for external resistors or adjustments.
• Enable pin provides control over the regulator's operation.
• Bypass capacitor connection pin enhances stability and noise filtering.

Advantages

• Wide input voltage range enables versatile applications.
• Low quiescent current minimizes power consumption.
• Excellent line and load regulation ensures stable output voltage.
• Small package size facilitates space-constrained designs.
• Robust monolithic CMOS construction enhances reliability.

Disadvantages

• Fixed output voltage limits flexibility in certain applications.
• Dropout voltage may cause power dissipation in high current scenarios.
• Limited maximum output current compared to some other regulators.

Working Principles

The MIC47050-1.2YML-TR is a monolithic CMOS low dropout voltage regulator. It operates by comparing the reference voltage with the feedback voltage derived from the output. The internal circuitry adjusts the pass transistor to maintain a constant output voltage, compensating for variations in input voltage and load conditions. The enable pin allows the user to control the regulator's operation, while the bypass capacitor connection pin improves stability and noise rejection.

Detailed Application Field Plans

The MIC47050-1.2YML-TR finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - Automotive systems - Industrial equipment - Communication devices

Detailed and Complete Alternative Models

• MIC47050-1.2YML-TR: 1.2V fixed output voltage, 500mA maximum output current
• MIC47050-1.5YML-TR: 1.5V fixed output voltage, 500mA maximum output current
• MIC47050-1.8YML-TR: 1.8V fixed output voltage, 500mA maximum output current
• MIC47050-2.5YML-TR: 2.5V fixed output voltage, 500mA maximum output current
• MIC47050-3.3YML-TR: 3.3V fixed output voltage, 500mA maximum output current

These alternative models provide different fixed output voltages while maintaining the same maximum output current capability.

In conclusion, the MIC47050-1.2YML-TR is a monolithic CMOS low dropout voltage regulator designed for various applications. Its features include a wide input voltage range, high output current capability, and fixed output voltage. While it offers advantages such as low quiescent current and excellent regulation, it has limitations in terms of flexibility and maximum output current. The detailed pin configuration, working principles, application field plans, and alternative models provide comprehensive information about this IC.