S-8521F55MC-BQOT2G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: QFN (Quad Flat No-leads)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel / 3000 pieces per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.8V to 6V
• Output Current: 5A
• Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-8521F55MC-BQOT2G IC has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VIN | Input Voltage | | 2 | GND | Ground | | 3 | EN | Enable Control | | 4 | FB | Feedback Voltage | | 5 | VOUT | Output Voltage | | 6 | SW | Switch Node | | 7 | PG | Power Good Indicator |

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency design minimizes power loss.
• Low power consumption in standby mode.
• Overcurrent protection ensures safe operation.
• Thermal shutdown protection prevents overheating.

Advantages

• Compact QFN package saves board space.
• High output current capability suits various power requirements.
• Excellent voltage regulation accuracy.
• Fast transient response for sudden load changes.
• Robust protection features enhance reliability.

Disadvantages

• Relatively high cost compared to traditional linear regulators.
• Requires external components for proper operation.
• Limited output voltage range may not meet all application needs.

Working Principles

The S-8521F55MC-BQOT2G is a voltage regulator IC that converts an input voltage within the specified range to a regulated output voltage. It utilizes a switching regulator topology to achieve high efficiency and low power consumption. The feedback voltage (FB) pin monitors the output voltage and adjusts the duty cycle of the internal switch to maintain a stable output. The enable control (EN) pin allows for easy on/off control of the regulator.

Detailed Application Field Plans

The S-8521F55MC-BQOT2G is commonly used in various applications, including: - Power supplies for industrial equipment - Automotive electronics - Telecommunications systems - Consumer electronics - LED lighting

Detailed and Complete Alternative Models

• S-8521F55MC-BQOT2G-ALT1: Same specifications, different package (SOT-23)
• S-8521F55MC-BQOT2G-ALT2: Higher output current (8A), wider input voltage range

Note: This entry provides a brief overview of the S-8521F55MC-BQOT2G IC. For more detailed information, please refer to the datasheet provided by the manufacturer.

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