This part is a kind of semiconductor called 2CL3509H.

Function of this product has High Voltage Diodes.

Manufacturers : Tianjin zhonghuan semiconductor

Image and pinout :

Some of the text within the PDF file :

2CL3509H、2CL3512H 微波爐用高壓二極管 High Voltage Diodes for Micro-Wave Oven ■特徵 Features I● F（AV） ● VRRM ● 高可靠性 350mA 9kV ,12kV High reliability ■外形尺寸和印記 Outline Dimensions and Mark 單位 Unit：mm 代號、批號 Code、Lot No. φ7.5±0.5 負極標誌 Cathode Mark φ1.2±0.03 ■用途 Applications ● 微波爐及其他電子設備高壓電源整流用 Rectification for high voltage power supply of magnetron in Micro wave oven and others . 22min 22±0.5 22min 型號 Type 2CL3509H 代號 Code T3509H 負極標誌 Cathode Mark 2CL3512H T3512H .■極限值（絕對最大額定值） Limiting Values（Absolute Maximum Rating） gpd.sunwayinfo.com.cn 參數名稱 Item 符號 單位 Symbol Unit 2CL3509H 2CL3512H 反� [ ... ]

2CL3509H PDF Datasheet Download