MIC5247-1.8BM5-TR

Product Overview

Category

MIC5247-1.8BM5-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: 1.8V
• Package Type: SOT-23-5
• Essence: Low Dropout Regulator (LDO)
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

The specifications for MIC5247-1.8BM5-TR are as follows:

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage: 1.8V ±2%
• Dropout Voltage: 150mV at 150mA
• Quiescent Current: 40µA
• Load Regulation: ±0.1%
• Line Regulation: ±0.05%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC5247-1.8BM5-TR has a total of five pins arranged as follows:

```

---

| | --| |-- |____| ```

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

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Excellent load and line regulation characteristics provide stable output voltage under varying conditions.
• Thermal shutdown and current limit protection features safeguard the device from damage due to excessive heat or overcurrent situations.
• Enable pin allows for easy on/off control of the regulator.
• Bypass capacitor pin improves stability and reduces noise.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient power conversion.
• Excellent load and line regulation characteristics provide stable output voltage.
• Thermal shutdown and current limit protection features enhance device reliability.
• Enable pin allows for easy control of the regulator.
• Small package size (SOT-23-5) enables space-saving designs.

Disadvantages

• Limited input voltage range (2.3V to 5.5V).
• Output voltage fixed at 1.8V, limiting flexibility in certain applications.

Working Principles

MIC5247-1.8BM5-TR is a low dropout voltage regulator that operates by comparing the reference voltage with the feedback voltage. It adjusts the pass transistor's resistance to maintain a constant output voltage despite variations in input voltage or load conditions. The enable pin can be used to turn the regulator on or off as needed.

Detailed Application Field Plans

MIC5247-1.8BM5-TR finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Embedded systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC5247-1.8BM5-TR include: - LT1763-1.8 - MCP1700-1.8 - TPS78218

These alternatives can be considered based on specific requirements such as input voltage range, output voltage, package type, and additional features.

In conclusion, MIC5247-1.8BM5-TR is a voltage regulator with a fixed output voltage of 1.8V. It offers low dropout voltage, excellent load and line regulation, and various protection features. This device finds applications in diverse fields and has alternative models available for different design considerations.