UC2844BN by STMicroelectronics Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。UC2844BN Price reference $ 0.910000。UC2844BN - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information UC2844BN Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial