FSQ0165RN

Product Overview

Category

FSQ0165RN belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a power switch in various electronic devices.

Characteristics

• High efficiency
• Low standby power consumption
• Overload protection
• Short-circuit protection
• Thermal shutdown protection

Package

FSQ0165RN is available in a TO-220 package.

Essence

The essence of FSQ0165RN lies in its ability to efficiently control and regulate power flow in electronic devices.

Packaging/Quantity

FSQ0165RN is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input voltage: 85V - 265V AC
• Output voltage: 12V DC
• Maximum output current: 3A
• Operating frequency: 65kHz
• Standby power consumption: less than 100mW
• Operating temperature range: -40°C to 150°C

Detailed Pin Configuration

FSQ0165RN has a total of 7 pins:

1. VCC: Power supply input pin
2. GND: Ground pin
3. FB: Feedback pin for voltage regulation
4. CS: Current sense pin
5. DRAIN: Switching transistor drain pin
6. SOURCE: Switching transistor source pin
7. COMP: Compensation pin for stability control

Functional Features

• Integrated high-voltage startup circuitry
• Pulse width modulation (PWM) control
• Built-in protection mechanisms against overload, short-circuit, and thermal issues
• Soft-start function for smooth power-on operation
• Auto-restart feature after fault conditions are resolved

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power loss
• Compact size and easy integration into various electronic devices
• Robust protection features ensure device safety
• Wide input voltage range allows for versatile applications

Disadvantages

• Limited maximum output current may restrict usage in high-power applications
• Relatively higher cost compared to conventional power switches

Working Principles

FSQ0165RN operates based on the principle of pulse width modulation (PWM). It regulates the output voltage by controlling the duty cycle of the switching transistor. The integrated circuit monitors the feedback voltage and adjusts the duty cycle accordingly to maintain a stable output.

Detailed Application Field Plans

FSQ0165RN finds extensive application in the following fields:

1. Power supplies for consumer electronics
2. LED lighting systems
3. Battery chargers
4. Industrial automation equipment
5. Telecommunication devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as replacements for FSQ0165RN are:

1. FSDM0365RN
2. FSCQ1565RT
3. ICE3B0565J
4. TNY278PN
5. LNK364GN

These models offer similar functionality and can be chosen based on specific requirements and availability.

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