TOP222GN-TL

The TOP222GN-TL is a member of the TOPSwitch family of integrated circuits designed for power supply applications. It combines a high-voltage power MOSFET with a control circuit in a single package, providing a compact solution for switch-mode power supplies (SMPS). This device is particularly suitable for applications requiring low to medium power levels, such as adapters, chargers, and auxiliary power supplies.
Key features of the TOP222GN-TL include:
- Wide Input Voltage Range: It can operate efficiently across a broad input voltage range.
- Integrated PWM Control: This feature allows for improved regulation and efficiency.
- Protection Features: It includes built-in protections such as over-voltage, over-current, and thermal shutdown.
- High Efficiency: The integration of components reduces energy losses, enhancing overall efficiency.
The package is designed for easy assembly and thermal management, making the TOP222GN-TL an ideal choice for designers looking to optimize size and performance in their power supply designs.

The TOP222GN-TL is a power supply IC from Power Integrations. Equivalent products include the TOP224GN, TOP225GN, and TOP227GN, which offer similar features and specifications for offline switch-mode power supplies. Other alternatives may include ICs from competitors like the LM2596 from Texas Instruments or the LNK series from Power Integrations, depending on specific requirements like voltage, current, and package type. Always check the datasheets for exact compatibility.

The TOP222GN-TL is a high-voltage integrated circuit designed for off-line switch-mode power supplies. Key features include:
1. Integrated High-Voltage MOSFET: It includes a 100V power MOSFET, reducing component count and board space.
2. Current Mode Control: This allows for improved regulation and transient response.
3. Built-in Start-Up Circuit: It eliminates the need for an external start-up resistor, enhancing efficiency.
4. Wide Input Voltage Range: Accommodates input voltages from 85V to 265V AC.
5. Low Standby Power: Helps maintain energy efficiency in standby mode.
6. Thermal Protection: Features thermal shutdown and over-voltage protection for enhanced reliability.
7. Adjustable Frequency: The switching frequency is adjustable from 50kHz to 100kHz for design flexibility.
8. Compact Package: Available in a DIP-8 package, ideal for space-constrained applications.
Overall, the TOP222GN-TL is suited for a variety of power supply applications, including adapters and chargers.

The TOP222GN-TL is a monolithic power integrated circuit designed for offline switching power supplies. It features a total of 8 pins. The pin functions are as follows:
1. DRAIN: Connects to the drain of the internal power MOSFET.
2. SOURCE: Connects to the source of the internal power MOSFET and to the common ground.
3. GND: Ground reference for the IC.
4. VDD: Supply voltage input for the IC, usually connected to a bulk capacitor.
5. COMP: Compensation pin for feedback control loop stability.
6. FB (Feedback): Feedback pin for regulating the output voltage.
7. RT (Rise Time): Connects to an external capacitor to set the soft-start time and turn-on behavior.
8. CS (Current Sense): Connects to a sense resistor for overcurrent protection.
This device is widely used in various applications, including power adapters and chargers due to its efficiency and built-in features.

The TOP222GN-TL is manufactured by Power Integrations, Inc. Power Integrations is a technology company that specializes in developing high-performance, energy-efficient electronic components, particularly for power management applications. Their product offerings include integrated circuits and systems for switching power supplies, LED drivers, and other energy-efficient applications in various industries, such as consumer electronics, industrial equipment, and renewable energy systems. Founded in 1985, Power Integrations is known for its innovation in integrated circuit technology, focusing on reducing energy consumption and improving performance in electronic devices. The company is headquartered in San Jose, California, and is publicly traded on the NASDAQ under the ticker symbol "POWI."

The TOP222GN-TL is a highly integrated off-line power supply controller used in various applications, including:
1. AC-DC Power Supplies: For consumer electronics, chargers, and adapters.
2. LED Lighting: Power supplies for LED drivers and lighting systems.
3. Telecommunications: Powering network equipment and devices.
4. Industrial Equipment: Used in automation and control systems.
5. Home Appliances: Power supplies for small appliances and devices.
6. Battery Chargers: For various rechargeable battery applications.
Its features include low standby power consumption and high efficiency, making it suitable for energy-sensitive designs.

The TOP222GN-TL is packaged in a DIP-8 (Dual In-line Package) form factor. This package features eight pins and is designed for through-hole mounting, making it suitable for various applications in power management and switching power supplies.