Professional IC Distribution & Technical Solutions

The TOP202YAI is a power IC manufactured by POWER Integrations. Below are its key specifications, descriptions, and features:

Specifications:

• Manufacturer: POWER Integrations
• Series: TOPSwitch®-II
• Package: TO-220-7C (Through-Hole)
• Topology: Flyback
• Input Voltage Range: 85V to 265V AC
• Output Power: Up to 12W (depending on design)
• Switching Frequency: 100 kHz
• Maximum Drain-Source Voltage (V_DSS): 700V
• Maximum Drain Current (I_D): 0.5A
• Operating Temperature Range: -40°C to +150°C
• Control Method: PWM (Pulse Width Modulation)

Descriptions:

The TOP202YAI is a member of the TOPSwitch-II family, integrating a high-voltage MOSFET, PWM controller, and fault protection features into a single IC. It is designed for offline power supplies, providing efficient and compact solutions for AC-DC conversion.

Features:

• Integrated High-Voltage MOSFET (700V)
• Built-in PWM Controller
• Frequency Jittering for reduced EMI
• Auto-Restart Protection for overload, open-loop, and short-circuit conditions
• Thermal Shutdown protection
• Current-Limiting for enhanced reliability
• Low Power Consumption in standby mode
• Wide Input Voltage Range (85V–265V AC)

This IC is commonly used in power adapters, chargers, and auxiliary power supplies due to its high integration and reliability.

(Note: Always refer to the official datasheet for detailed application guidelines.)