SD4872-SilanMicroelectronics.pdf
Datasheet Details
Part number:
SD4872TR, SD4872
Manufacturer:
Silan Microelectronics
File Size:
256.47 KB
Description:
Current mode pwm + pfm controller.
Note:
This datasheet PDF includes multiple part numbers: SD4872TR, SD4872.
Please refer to the document for exact specifications by model.
SD4872X is a current mode PWM controller IC for high performance, low standby power offline flyback converter application.
In no load or light load condition, the IC operates in Light Load Mode to reduce switching loss and improve efficiency.
Large startup resistor could be used in the startup
SD4872TR Features
* APPLICATIONS
* Adapters
* Frequency shuffling to improve EMI performance
* Set-Top Box Power Supplies
* Light Load Mode for minimum standby power
* 65kHz switching frequency
* 10µA low startup current
* Internal LEB circuit
* VDD over-voltage and under-voltage
SD4872TR Distributor
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