EL7551CUZ-T13

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, compact size
• Package: TO-220
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: 100 pieces per reel

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 1.2V - 15V
• Output Current: 1A
• Dropout Voltage: 0.3V @ 1A
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The EL7551CUZ-T13 has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

• High efficiency: The EL7551CUZ-T13 offers high efficiency, minimizing power loss during voltage regulation.
• Low dropout voltage: With a dropout voltage of only 0.3V at 1A, it ensures efficient power conversion even with low input voltages.
• Compact size: The TO-220 package allows for easy integration into various electronic devices.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Low dropout voltage enables efficient power conversion. - Compact size allows for easy integration.

Disadvantages: - Limited output current of 1A may not be suitable for high-power applications. - Operating temperature range may restrict usage in extreme environments.

Working Principles

The EL7551CUZ-T13 is a linear voltage regulator that maintains a stable output voltage regardless of variations in the input voltage. It achieves this by using a feedback mechanism to adjust the output voltage based on the reference voltage. The internal circuitry ensures that the output voltage remains within the specified range, even under varying load conditions.

Detailed Application Field Plans

The EL7551CUZ-T13 is commonly used in various electronic devices and applications, including:

1. Consumer electronics: Used in portable devices such as smartphones, tablets, and digital cameras to regulate power supply.
2. Automotive electronics: Ensures stable voltage supply for automotive systems, including infotainment systems, lighting, and sensors.
3. Industrial equipment: Provides reliable voltage regulation for control systems, motor drives, and instrumentation devices.
4. Communication systems: Used in routers, switches, and network equipment to maintain stable power supply.

Detailed and Complete Alternative Models

1. LM317: A popular linear voltage regulator with adjustable output voltage and higher output current capability.
2. LT1085: Offers low dropout voltage and high output current, suitable for demanding applications.
3. LM1117: Compact and efficient voltage regulator with fixed output voltage options.

These alternative models provide similar functionality to the EL7551CUZ-T13 and can be considered based on specific requirements.

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