FSQ0765RWDTU

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Switch
• Characteristics: High efficiency, low standby power consumption
• Package: TO-220F-6L
• Essence: Power MOSFET and PWM controller integrated into a single chip
• Packaging/Quantity: 1 piece per package

Specifications

• Input Voltage Range: 85V to 265V AC
• Output Power: Up to 65W
• Frequency Range: 50Hz to 100kHz
• Standby Power Consumption: Less than 0.1W
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The FSQ0765RWDTU has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. FB: Feedback pin for voltage regulation
4. CS: Current sense pin
5. DRAIN: Power MOSFET drain pin
6. SOURCE: Power MOSFET source pin

Functional Features

• Integrated power MOSFET and PWM controller for simplified design
• Built-in protection features like overvoltage, overcurrent, and overtemperature protection
• Auto-restart function in case of fault conditions
• Soft-start feature for smooth power-up
• Frequency jittering for reduced EMI emissions

Advantages and Disadvantages

Advantages: - High efficiency leading to energy savings - Low standby power consumption for reduced environmental impact - Simplified design due to integration of power MOSFET and PWM controller - Built-in protection features ensure safe operation

Disadvantages: - Limited output power capability (up to 65W) - Restricted operating temperature range (-40°C to +125°C)

Working Principles

The FSQ0765RWDTU combines a power MOSFET and a PWM controller on a single chip. The power MOSFET acts as a switch, controlling the flow of current to the load. The PWM controller generates a pulse-width modulated signal that regulates the output voltage. By adjusting the duty cycle of the PWM signal, the average output voltage can be controlled.

The integrated circuit also includes protection features such as overvoltage, overcurrent, and overtemperature protection. These safeguards ensure the safe operation of the power switch and protect it from damage.

Detailed Application Field Plans

The FSQ0765RWDTU is commonly used in various applications, including:

1. Power supplies for consumer electronics
2. LED lighting systems
3. Battery chargers
4. Industrial control systems
5. Home appliances

Detailed and Complete Alternative Models

1. FSQ0565R: Similar functionality but lower output power capability (up to 50W)
2. FSQ0865R: Higher output power capability (up to 85W) with similar features
3. FSQ1065R: Increased output power capability (up to 100W) and wider operating temperature range (-40°C to +150°C)

These alternative models provide options with varying specifications to suit different application requirements.

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