EL7531IY-T13

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, small package size
• Package: SOT-23-5
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 150mA
• Maximum Output Current: 150mA
• Quiescent Current: 50µA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The EL7531IY-T13 has a total of five pins arranged as follows:

1. GND: Ground pin
2. EN: Enable pin for turning the regulator on/off
3. FB: Feedback pin for setting the output voltage
4. VIN: Input voltage pin
5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion even with low input voltages.
• Excellent line and load regulation provide a stable output voltage under varying conditions.
• Enable pin allows for easy control of the regulator's operation.
• Small package size (SOT-23-5) makes it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages: - High efficiency - Low dropout voltage - Small package size - Wide input voltage range

Disadvantages: - Limited maximum output current (150mA)

Working Principles

The EL7531IY-T13 is a linear voltage regulator that uses a pass transistor to regulate the input voltage to a stable output voltage. It operates by comparing the feedback voltage (FB pin) with a reference voltage, and adjusts the pass transistor accordingly to maintain the desired output voltage. The enable pin (EN) allows for easy control of the regulator's operation.

Detailed Application Field Plans

The EL7531IY-T13 is commonly used in various electronic devices and systems that require a stable and regulated power supply. Some application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the low dropout voltage and small package size of the EL7531IY-T13.
2. IoT devices: Internet of Things (IoT) devices often operate on low input voltages and require efficient power conversion, making the EL7531IY-T13 an ideal choice.
3. Industrial automation: Control systems, sensors, and actuators in industrial automation applications can benefit from the stable output voltage provided by the EL7531IY-T13.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and package size.
2. MCP1700-3302E/TO: Another alternative with comparable performance and package options.
3. TS2937CP-3.3: An alternative option offering high accuracy and low quiescent current.

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

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