The ICE3B0365J is an Off-Line quasi-resonant CoolSET™-III power IC manufactured by Infineon Technologies. It is specifically designed for off-line power supply applications operating in quasi-resonant mode, achieving high efficiency and low electromagnetic interference (EMI). This integrated circuit incorporates a PWM controller and a MOSFET, offering a compact and cost-effective solution.

Applications:

• Auxiliary Power Supplies: Utilized in appliances and industrial equipment to provide standby power.
• Adapter Applications: Found in AC/DC adapters for laptops, smartphones, and other consumer electronics.
• Set-Top Boxes: Powering set-top boxes and media players with efficient and reliable performance.
• TV Power Supplies: Employed in television power supplies for energy-efficient operation.
• Industrial Power Supplies: Provides an efficient and reliable power solution for industrial computing and control systems.

Features:

• Quasi-Resonant Operation: Operates in quasi-resonant mode to minimize switching losses and improve efficiency.
• Integrated MOSFET: Incorporates a high-voltage MOSFET for efficient power switching.
• Active Burst Mode: Enters active burst mode during light load conditions to reduce standby power consumption.
• Frequency Jittering: Implements frequency jittering to reduce EMI and improve system reliability.
• Cycle-by-Cycle Peak Current Limitation: Provides cycle-by-cycle current limiting for enhanced protection.
• Overload Protection: Protects the power supply from overload conditions.
• Short Circuit Protection: Safeguards the power supply from short circuit conditions.
• Overvoltage Protection: Protects the load from overvoltage spikes.
• Brown-Out Protection: Protects against low input voltage conditions.

Benefits:

• High Efficiency: Quasi-resonant operation and integrated MOSFET contribute to high efficiency and low power consumption.
• Reduced EMI: Frequency jittering minimizes EMI, simplifying compliance with regulatory standards.
• Comprehensive Protection: Integrated protection features safeguard the power supply and the load from various fault conditions.
• Low Standby Power Consumption: Active burst mode minimizes standby power consumption, meeting stringent energy efficiency requirements.
• Simplified Design: Highly integrated design reduces the number of external components, simplifying power supply design and reducing costs.

Technical Specifications:

Input Voltage: Universal AC Input (85V - 265V)

Output Power: Up to 25W (application dependent)

Operating Frequency: Quasi-Resonant

Integrated MOSFET: Yes

Protection Features: OCP, OVP, SCP, Brown-Out

Package: DIP-8