BQ4802YPWR

Product Overview

Category

BQ4802YPWR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• Voltage regulation capabilities
• Power management features
• Compact package size
• Low power consumption
• High efficiency

Package

BQ4802YPWR is available in a small outline package (SOP) format, which ensures easy integration into various electronic systems.

Essence

The essence of BQ4802YPWR lies in its ability to regulate voltage levels and efficiently manage power supply within electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of BQ4802YPWR ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 3V - 5.5V
• Output Voltage Range: 1.2V - 3.3V
• Maximum Output Current: 500mA
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOP-8

Detailed Pin Configuration

The BQ4802YPWR IC has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. VOUT (Output Voltage)
6. SW (Switch)
7. PGND (Power Ground)
8. COMP (Compensation)

Functional Features

• Voltage regulation: BQ4802YPWR ensures stable output voltage regardless of input voltage fluctuations.
• Power management: It efficiently manages power consumption, optimizing energy usage.
• Enable control: The EN pin allows for easy on/off control of the device.
• Feedback mechanism: The FB pin provides feedback to regulate the output voltage accurately.
• Compensation: The COMP pin enables compensation for stability and response time.

Advantages and Disadvantages

Advantages

• High efficiency in power management
• Compact size for easy integration
• Wide input and output voltage range
• Enable control for flexible operation
• Accurate voltage regulation

Disadvantages

• Limited maximum output current (500mA)
• Operating temperature range may not be suitable for extreme environments

Working Principles

BQ4802YPWR operates based on a switching regulator principle. It uses an internal oscillator to control the switching of the SW pin, which regulates the output voltage according to the feedback received from the FB pin. By adjusting the duty cycle of the switching signal, the IC maintains a stable output voltage despite variations in the input voltage.

Detailed Application Field Plans

BQ4802YPWR finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wearable devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to BQ4802YPWR include: - LM2576-ADJ - LT1084CP-5 - TPS5430DDAR - MAX5033DASA

These alternatives can be considered based on specific requirements and compatibility with the target application.

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