MIC5247-1.85YM5-TR

Product Overview

Category

The MIC5247-1.85YM5-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Voltage Output: 1.85V
• Package Type: SOT-23-5
• Essence: Low Dropout Regulator (LDO)
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The MIC5247-1.85YM5-TR has the following specifications:

• Input Voltage Range: 2.3V to 20V
• Dropout Voltage: 200mV at 150mA
• Output Current: 150mA
• Line Regulation: ±0.05%
• Load Regulation: ±0.15%
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5247-1.85YM5-TR has a SOT-23-5 package with the following pin configuration:

```

---

| | |____| | | ||__ | | | | |_______| | | ```

Pin 1: Enable (EN) Pin 2: Ground (GND) Pin 3: Feedback (FB) Pin 4: No Connection (NC) Pin 5: Output (OUT)

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Excellent line and load regulation characteristics provide stable output voltage under varying conditions.
• Low quiescent current minimizes power consumption when the regulator is idle.
• Thermal shutdown and current limit protection features safeguard the device from damage due to excessive heat or current.

Advantages and Disadvantages

Advantages

• Compact SOT-23-5 package allows for space-efficient integration into electronic circuits.
• Wide input voltage range enables compatibility with various power sources.
• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation characteristics provide stable output voltage.
• Thermal shutdown and current limit protection features enhance device reliability.

Disadvantages

• Limited output current of 150mA may not be suitable for high-power applications.
• No connection (NC) pin limits the flexibility of pin configuration.

Working Principles

The MIC5247-1.85YM5-TR is a low dropout regulator (LDO) that operates by comparing the feedback voltage (FB) with a reference voltage. It adjusts the pass transistor to maintain a constant output voltage, compensating for changes in input voltage and load conditions. The enable (EN) pin controls the regulator's on/off state.

Detailed Application Field Plans

The MIC5247-1.85YM5-TR finds applications in various fields, including:

1. Battery-Powered Devices: Provides stable voltage supply for portable electronics such as smartphones, tablets, and wearables.
2. Automotive Electronics: Regulates voltage for automotive systems, ensuring reliable operation under varying conditions.
3. Industrial Control Systems: Maintains precise voltage levels for control circuitry in industrial automation and robotics.
4. Communication Equipment: Stabilizes voltage for routers, switches, and other network devices, enhancing their performance and reliability.
5. Medical Devices: Ensures consistent power supply for medical equipment, guaranteeing accurate measurements and safe operation.

Detailed and Complete Alternative Models

Some alternative models to the MIC5247-1.85YM5-TR include:

1. LP2985-18DBVR: 1.8V Low Dropout Regulator in SOT-23 package.
2. MCP1700-1802E/TO: 1.8V Low Dropout Voltage Regulator in TO-92 package.
3. TPS73618DBVR: 1.8V Low Dropout Linear Regulator in SOT-23 package.
4. LT1761ES5-1.8#TRMPBF: 1.8V Micropower Low Dropout Regulator in SOT-23 package.

These alternative models offer similar voltage regulation capabilities and package options, providing flexibility for different design requirements.

In conclusion, the MIC5247-1.85YM5-TR is a voltage regulator with a 1.85V output voltage, low dropout characteristics, and excellent line and load regulation. Its compact package, wide input voltage range, and protection features make it suitable for various applications in battery-powered devices, automotive electronics, industrial control systems, communication equipment, and medical devices. Alternative models such as LP2985-18DBVR, MCP1700-1802E/TO, TPS73618DBVR, and LT1761ES5-1.8#TRMPBF offer similar functionality and package options.