FSQ0765RSLDTU

Product Overview

Category

FSQ0765RSLDTU belongs to the category of integrated power switches.

Use

It is primarily used in power supply applications, specifically for offline switching mode power supplies (SMPS).

Characteristics

• Integrated power switch with built-in MOSFET and control circuitry.
• Designed for high efficiency and low standby power consumption.
• Provides protection features such as overcurrent protection and thermal shutdown.
• Suitable for use in compact power supply designs.

Package

FSQ0765RSLDTU is available in a TO-220F-6L package.

Essence

The essence of FSQ0765RSLDTU lies in its ability to efficiently regulate power supply in SMPS applications while offering protection features.

Packaging/Quantity

The product is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 85VAC to 265VAC
• Output Power: Up to 65W
• Switching Frequency: 66kHz
• Standby Power Consumption: Less than 100mW
• Operating Temperature Range: -40°C to +105°C

Detailed Pin Configuration

1. VCC: Power supply input pin.
2. GND: Ground reference pin.
3. Drain: Connection to the internal MOSFET drain terminal.
4. Feedback: Pin for providing feedback to the control circuitry.
5. Source: Connection to the internal MOSFET source terminal.
6. Sync: Synchronization input pin for external clock signal.

Functional Features

• Built-in high-voltage startup circuit.
• Overcurrent protection with adjustable threshold.
• Thermal shutdown protection.
• Soft-start function for controlled startup.
• Frequency jittering for reduced EMI emissions.
• Auto-restart feature for fault recovery.

Advantages and Disadvantages

Advantages

• High efficiency in power conversion.
• Compact design suitable for space-constrained applications.
• Integrated protection features enhance system reliability.
• Wide input voltage range allows for universal compatibility.

Disadvantages

• Limited output power capability (up to 65W).
• Relatively high switching frequency may require additional EMI filtering.

Working Principles

FSQ0765RSLDTU operates based on the principle of pulse width modulation (PWM). It regulates the output voltage by controlling the duty cycle of the internal MOSFET switch. The control circuitry monitors the feedback signal and adjusts the duty cycle accordingly to maintain a stable output voltage. The integrated protection features ensure safe operation under various conditions.

Detailed Application Field Plans

FSQ0765RSLDTU is commonly used in various power supply applications, including: - AC-DC adapters - LED lighting - Audio equipment - Industrial power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to FSQ0765RSLDTU are: - FSDM0265RN: Similar integrated power switch with lower output power capability. - FSCQ1565RT: Integrated power switch with higher output power capability. - FAN7602B: Integrated power switch with additional features like power factor correction (PFC).

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