EL7583IREZ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, adjustable output voltage, compact package
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: The EL7583IREZ is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 500mA
• Maximum Output Current: 500mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The EL7583IREZ has the following pin configuration:

1. GND (Ground): Connected to the ground reference of the circuit.
2. VIN (Input Voltage): Accepts the input voltage to be regulated.
3. VOUT (Output Voltage): Provides the regulated output voltage.
4. ADJ (Adjustment): Connects to an external resistor to set the desired output voltage.
5. BYP (Bypass): Connects to an external capacitor for stability and noise reduction.
6. NC (No Connection): Not internally connected, can be left unconnected.
7. EN (Enable): Controls the enable/disable state of the regulator.
8. VIN (Input Voltage): Accepts the input voltage to be regulated.

Functional Features

• High Efficiency: The EL7583IREZ offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a dropout voltage as low as 200mV, the regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be easily adjusted using an external resistor connected to the ADJ pin.
• Compact Package: The 8-pin SOIC package allows for easy integration into various electronic devices.

Advantages and Disadvantages

Advantages

• High efficiency results in reduced power consumption.
• Low dropout voltage ensures stable output even with low input voltage.
• Adjustable output voltage provides flexibility for different applications.
• Compact package allows for space-saving designs.

Disadvantages

• Limited maximum output current of 500mA may not be suitable for high-power applications.
• Operating temperature range may restrict usage in extreme environments.

Working Principles

The EL7583IREZ operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the difference between the input and desired output voltage. The regulator compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output.

Detailed Application Field Plans

The EL7583IREZ can be used in various applications that require a regulated voltage supply. Some potential application fields include:

1. Battery-Powered Devices: Portable electronic devices such as smartphones, tablets, and portable media players can benefit from the EL7583IREZ's low dropout voltage and adjustable output voltage.
2. IoT (Internet of Things) Devices: Connected devices that operate on low voltages can utilize the EL7583IREZ for efficient power management.
3. Automotive Electronics: The regulator's wide input voltage range and compact package make it suitable for automotive applications where space is limited.

Detailed and Complete Alternative Models

1. LM1117-ADJ: A popular alternative with similar specifications and adjustable output voltage.
2. LT1763-ADJ: Another alternative with low dropout voltage and adjustable output voltage.
3. TPS7A4700: A high-current alternative with a fixed output voltage of 5V.

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

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