This part is a kind of semiconductor called HS8206BA4K.

Function of this product has Remote Fan Controller.

Manufacturers : HuaXin Micro-electronics

Image and pinout :

Some of the text within the PDF file :

HuaXin Micro-electronics Co., Ltd Phone: 0512-68256888 Email:h-sun@h-sun.com Url:www.china-chip.com HS8206BA4K HS8206BA4 HS8206BA4KL HS8206BA4L 1 2 ' A4 ' ' N3 ' 0.5 1 2 4 СʱÀÛ½ø¼Æ 1 2 4 Сʱ²»ÀÛ½ø¼Æ ' L '°æ±¾ ' Bi-Bi ' ' Bi ' ' Bi ' ÆäËü²Ù×÷ HS8206BA4K HS8206BA4 ¹Ø»ú 455KHz Õñµ´Æ÷×ç·ÊäÈë ' ¿ª /¹Ø '·çËÙ HS5104 ±àÂëÆ÷¿ÉʵÏÖÈ«¹¦ÄÜÒ£Ø 2 '¼ü¿ª /¹Ø»ú '¼ü¿ª»ú HS8206BA4K/L HS8206BA4/L HS8206BA4KL HS8206BA4L ¾ø¶Ô×î¸ßÏÞÖµ -0.3 6V Vss 0.3 VDD 500mW 10 70 40 125 /Êä³öµçѹ 0.3V µÚ 1 ¹² 7 Ò³ http:// HuaXin Micro-electronics Co., Ltd Phone: 0512-68256888 Email:h-sun@h-sun.com Url:www.china-chip.com Ö±Á÷ÌØÐÔ Ìõ VDD ISB VIH VIL VOL 0.7 [ ... ]

HS8206BA4K PDF Datasheet Download