AP3125RKTR-G1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: RKTR Package
• Essence: Regulator IC
• Packaging/Quantity: Tape & Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Output Current: Up to 500mA
• Quiescent Current: 60µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Features: Overcurrent Protection, Thermal Shutdown, Under-Voltage Lockout

Detailed Pin Configuration

The AP3125RKTR-G1 has a total of 6 pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SW: Switching pin
6. VOUT: Output voltage pin

Functional Features

• High Efficiency: The AP3125RKTR-G1 is designed to provide high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: With a low quiescent current, the IC ensures minimal power consumption during standby or idle modes.
• Overcurrent Protection: The integrated overcurrent protection feature safeguards the circuit from excessive current flow, preventing damage to the IC and connected components.
• Thermal Shutdown: In case of excessive temperature rise, the thermal shutdown mechanism activates, protecting the IC from overheating.
• Under-Voltage Lockout: The under-voltage lockout feature ensures that the IC shuts down when the input voltage falls below a certain threshold, preventing improper operation.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low power consumption during standby - Overcurrent protection for circuit safety - Thermal shutdown mechanism prevents overheating - Under-voltage lockout feature ensures proper operation

Disadvantages: - Limited output current capacity (up to 500mA) - Restricted input voltage range (2.7V to 5.5V)

Working Principles

The AP3125RKTR-G1 is a regulator IC that operates by converting the input voltage to a regulated output voltage. It utilizes internal control circuitry to maintain a stable output voltage, even with varying input voltages and load conditions. The feedback pin (FB) plays a crucial role in monitoring the output voltage and providing feedback to the control circuit, which adjusts the switching frequency accordingly. This regulation process ensures a consistent and reliable output voltage.

Detailed Application Field Plans

The AP3125RKTR-G1 finds applications in various fields, including:

1. Portable Electronics: It can be used in smartphones, tablets, and other battery-powered devices to regulate the voltage supplied to different components.
2. IoT Devices: The IC is suitable for IoT devices that require efficient power management, such as smart home devices, wearables, and sensors.
3. Industrial Automation: It can be employed in industrial automation systems to regulate power supply for control circuits and sensors.
4. Automotive Electronics: The AP3125RKTR-G1 can be utilized in automotive electronics, including infotainment systems, lighting controls, and powertrain modules.

Detailed and Complete Alternative Models

1. AP3120RKTR-G1: Similar regulator IC with a lower output current capacity of 300mA.
2. AP3128RKTR-G1: Regulator IC with a higher output current capacity of 800mA.
3. AP3126RKTR-G1: Regulator IC with similar specifications but a different package type (SOT-23).

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