PL502-35QI-R

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Multiple protection features

Package: QFN (Quad Flat No-leads)

Essence: The PL502-35QI-R is a power management IC designed to efficiently regulate and distribute power in various electronic devices.

Packaging/Quantity: The PL502-35QI-R is typically packaged in reels, with each reel containing 250 units.

Specifications

• Input Voltage Range: 4.5V - 28V
• Output Voltage Range: 0.8V - 5.5V
• Maximum Output Current: 3.5A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PL502-35QI-R has the following pin configuration:

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

Functional Features

• Wide input voltage range allows for compatibility with various power sources.
• High efficiency ensures minimal power loss during conversion.
• Multiple protection features such as overcurrent protection, overvoltage protection, and thermal shutdown enhance device safety and reliability.
• Compact size enables integration into space-constrained applications.

Advantages

• High efficiency results in reduced power consumption and longer battery life.
• Wide input voltage range provides flexibility in power source selection.
• Compact size allows for easy integration into small form factor devices.
• Multiple protection features ensure safe operation and protect against potential damage.

Disadvantages

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

Working Principles

The PL502-35QI-R utilizes a switching regulator topology to efficiently convert the input voltage to the desired output voltage. It employs pulse width modulation (PWM) techniques to regulate the output voltage and maintain stability under varying load conditions. The feedback mechanism continuously monitors the output voltage and adjusts the duty cycle of the switching transistor to achieve the desired voltage level.

Detailed Application Field Plans

The PL502-35QI-R is commonly used in the following applications:

1. Portable electronic devices: Provides power management for smartphones, tablets, and portable gaming consoles.
2. Industrial equipment: Used in various industrial control systems, motor drives, and automation devices.
3. Automotive electronics: Enables efficient power distribution in automotive infotainment systems, lighting modules, and advanced driver-assistance systems (ADAS).
4. IoT devices: Supports power management requirements in smart home devices, wearables, and wireless sensor networks.

Detailed and Complete Alternative Models

1. PL501-30QI-R: Similar power management IC with a lower maximum output current of 3A.
2. PL503-40QI-R: Similar power management IC with a higher maximum output current of 4A.
3. PL504-35QI-R: Similar power management IC with additional features such as adjustable output voltage and synchronous rectification.

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