EL7520AILZ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High-performance, low-dropout linear regulator
• Package: TO-263-5 (D2PAK)
• Essence: Provides stable and regulated output voltage for various electronic devices
• Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications

• Input Voltage Range: 2.5V to 7V
• Output Voltage Range: 1.2V to 5.5V
• Output Current: Up to 1.5A
• Dropout Voltage: 200mV at 1A load current
• 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 EL7520AILZ IC has the following pin configuration:

1. GND (Ground)
2. IN (Input Voltage)
3. EN (Enable)
4. BYP (Bypass Capacitor)
5. OUT (Output Voltage)

Functional Features

• Low dropout voltage ensures efficient power conversion
• Excellent line and load regulation for stable output voltage
• Thermal shutdown protection prevents overheating
• Short-circuit current limit protects the device from damage
• Enable pin allows for easy on/off control
• Bypass capacitor pin improves transient response

Advantages and Disadvantages

Advantages

• High-performance voltage regulator
• Wide input voltage range
• Low dropout voltage
• Excellent line and load regulation
• Thermal shutdown protection
• Short-circuit current limit
• Easy on/off control with enable pin

Disadvantages

• Limited output current (up to 1.5A)

Working Principles

The EL7520AILZ is a linear voltage regulator that operates by maintaining a constant voltage difference between the input and output terminals. It uses a pass transistor to regulate the output voltage based on the feedback received from an internal error amplifier. The device adjusts the pass transistor's resistance to maintain a stable output voltage, even with varying input voltage and load conditions.

Detailed Application Field Plans

The EL7520AILZ is commonly used in various electronic devices that require a stable and regulated power supply. Some of its application fields include:

1. Mobile devices: Smartphones, tablets, portable media players
2. Computer peripherals: USB hubs, external hard drives, printers
3. Consumer electronics: TVs, set-top boxes, gaming consoles
4. Industrial equipment: Test and measurement instruments, control systems
5. Automotive electronics: Infotainment systems, navigation devices

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Voltage Regulator, TO-220 package
2. LT1763-3.3: Low Dropout Regulator, SOT-223 package
3. TPS7A4700: High-Performance LDO Regulator, VQFN-20 package
4. ADP3339AKCZ-3.3: Ultra-Low Dropout Linear Regulator, SOT-223 package
5. MAX6035AAUR50: Low-Dropout Linear Regulator, SOT-23 package

These alternative models offer similar functionality and can be considered as substitutes for the EL7520AILZ in different applications.

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