The ICE3BR2280JZ is an offline quasi-resonant flyback converter manufactured by Infineon Technologies. It's designed for use in switched-mode power supplies (SMPS) with a focus on high efficiency and low electromagnetic interference (EMI). The quasi-resonant operation minimizes switching losses, and the integrated CoolSET technology simplifies design and reduces component count. Target applications include consumer electronics, auxiliary power supplies, and adapters.

Applications

• Consumer electronics power supplies
• Auxiliary power supplies
• AC-DC adapters
• Set-top boxes
• DVD players

Features

• Quasi-Resonant operation for high efficiency and low EMI
• Integrated CoolSET technology for simplified design
• Active Burst Mode for low standby power consumption
• Built-in soft-start
• Frequency jitter for improved EMI performance
• Comprehensive protection features: Overvoltage Protection (OVP), Overload Protection (OLP), Short-Circuit Protection (SCP), and Overtemperature Protection (OTP)

Benefits

• High efficiency reduces energy consumption
• Low EMI reduces noise and improves system performance
• Simplified design reduces component count and cost
• Low standby power consumption meets stringent energy efficiency standards
• Comprehensive protection features enhance system reliability

Additional Details

The ICE3BR2280JZ integrates a PWM controller and a MOSFET in a single package. The quasi-resonant operation minimizes switching losses and reduces EMI. The Active Burst Mode allows for very low standby power consumption. This IC includes a range of protection features to ensure robust and reliable operation. Designers should consult the Infineon Technologies datasheet for detailed specifications, application notes, and design guidelines. Considerations include thermal management, selecting appropriate external components, and optimizing the control loop for stable operation.