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CR6224 Datasheet Green-power Current Mode Pwm Power Switch

Manufacturer: Chip-Rail

Overview: CR622X—CR6221/6224/6228/6229 Green-Power Current Mode PWM Power Switch Feature z z z z z z z z Power on Soft Start Reducing MOSFET Vds Stress Frequency shuffling for EMI Burst Mode Control For Improved Efficiency and.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

CR622X bines a dedicated current mode PWM controller with a high voltage power MOSFET.

It is optimized for high performance, low standby power, and cost effective off-line flyback converter applications in sub 24W range.

CR622X offers plete protection coverage with automatic self-recovery

Key Features

  • Soft Start CR622X features an internal 4 ms soft start to soften the electrical stress occurring in the power supply during startup. It is activated during the power on sequence. As soon as VDD reaches UVLO(OFF), the peak current is gradually increased from nearly zero to the maximum level. Every restart up is followed by a soft start. Frequency shuffling for EMI improvement The frequency shuffling (switching frequency modulation) is implemented in CR622X. The oscillation frequency is modulated.

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