IFX54441LDV33XUMA1

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High Efficiency, Low Dropout Voltage
• Package: DFN-8 (Dual Flat No-Lead)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V
• Output Current: Up to 500mA
• Dropout Voltage: 150mV at 500mA
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The IFX54441LDV33XUMA1 has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. NC: No Connection
5. VOUT: Output Voltage
6. NC: No Connection
7. NC: No Connection
8. NC: No Connection

Functional Features

• High efficiency voltage regulation
• Low dropout voltage for improved power efficiency
• Enable pin for easy control of the device
• Wide input voltage range for versatile applications
• Low quiescent current for power-saving operation

Advantages and Disadvantages

Advantages

• High efficiency results in reduced power consumption
• Low dropout voltage ensures stable output even with low input voltage
• Enable pin allows for easy on/off control
• Wide input voltage range makes it suitable for various applications
• Low quiescent current minimizes power wastage during standby

Disadvantages

• Limited output current capacity (up to 500mA)
• No connection pins may limit flexibility in certain designs

Working Principles

The IFX54441LDV33XUMA1 is a voltage regulator that takes an input voltage within the range of 2.7V to 5.5V and provides a stable output voltage of 3.3V. It achieves this by utilizing internal circuitry to regulate the voltage and minimize dropout voltage. The enable pin allows the device to be easily turned on or off, providing control over the power supply. The low quiescent current ensures efficient operation even during standby periods.

Detailed Application Field Plans

The IFX54441LDV33XUMA1 is commonly used in various applications where a stable 3.3V power supply is required. Some potential application fields include:

1. Battery-powered devices: Provides regulated power for portable electronics such as smartphones, tablets, and wearables.
2. IoT devices: Suitable for powering sensors, actuators, and communication modules in Internet of Things applications.
3. Industrial automation: Used in control systems, motor drives, and other industrial equipment requiring reliable power regulation.
4. Automotive electronics: Provides stable power for automotive infotainment systems, lighting controls, and other vehicle electronics.
5. Home appliances: Used in smart home devices, audio/video equipment, and other household appliances.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and package type.
2. TPS79633: Offers higher output current capability while maintaining low dropout voltage.
3. LT1763-3.3: Provides ultra-low dropout voltage and higher output current compared to IFX54441LDV33XUMA1.

These alternative models offer similar functionality and can be considered based on specific requirements and availability.

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