LM8333FLQ8X/NOPB

Product Overview

• Category: Integrated Circuit
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Current, Fixed Output Voltage
• Package: FLQ8X
• Essence: Linear Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Options: 1.2V, 1.8V, 2.5V, 3.3V, 5.0V
• Output Current: Up to 3A
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 75µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM8333FLQ8X/NOPB package consists of 8 pins arranged as follows:

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| | --| VOUT | --| GND | --| EN | --| FB | --| VIN | --| BYPASS | --| NC | |___________| ```

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for powering a wide range of devices.
• Fixed output voltage options provide flexibility for various applications.
• Excellent line and load regulation ensure stable output voltage under varying conditions.
• Thermal shutdown and current limit protection features enhance device reliability.

Advantages

• Wide input voltage range enables compatibility with different power sources.
• Low quiescent current minimizes power consumption in standby mode.
• Compact FLQ8X package facilitates space-saving designs.
• High output current capability supports demanding loads.
• Excellent line and load regulation ensures stable voltage output.

Disadvantages

• Fixed output voltage options may limit flexibility in certain applications.
• Dropout voltage of 200mV may not be suitable for ultra-low power devices.

Working Principles

The LM8333FLQ8X/NOPB is a linear voltage regulator that regulates the input voltage to a fixed output voltage. It utilizes a pass transistor to control the output voltage based on feedback from the FB pin. The EN pin allows for enabling or disabling the regulator, while the BYPASS pin provides an option for bypassing the internal voltage reference.

Detailed Application Field Plans

The LM8333FLQ8X/NOPB is commonly used in various electronic devices and systems, including:

1. Battery-powered portable devices: Provides regulated voltage for microcontrollers, sensors, and other components.
2. Industrial automation: Used in control systems, motor drivers, and power supplies.
3. Automotive electronics: Regulates voltage for infotainment systems, lighting modules, and engine control units.
4. Communication equipment: Ensures stable voltage for routers, switches, and wireless access points.
5. Consumer electronics: Powers audio/video equipment, gaming consoles, and home appliances.

Detailed and Complete Alternative Models

1. LM1117-3.3: Fixed 3.3V output voltage, TO-220 package.
2. LT1763-5: Fixed 5V output voltage, SOT-223 package.
3. TPS79633: Fixed 3.3V output voltage, DSBGA package.
4. ADP3339AKCZ-3.3: Fixed 3.3V output voltage, SOT-223 package.
5. MAX6035: Fixed 3.3V output voltage, SOT-23 package.

These alternative models offer similar functionality and can be considered as substitutes for the LM8333FLQ8X/NOPB in various applications.

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