This part is a kind of semiconductor called SFH-1212A.

Function of this product has SFH-1212A.

Manufacturers : Sony

Image and pinout :

Some of the text within the PDF file :

SFH-1212A/1412A 1. Specification Rated current Size Electrode Fuse resistance (Typical) Operating voltage Heater resistance Operating electric power Reflowing temperature MAX 03/08/22 SFH-1212A SFH-1412A 12A 5.4 3.2 1.35mm Ag-Pt 3 1m 7.4 13.8V 10.5 19.6V 7.3 1.8 14.7 3.7 6 35W 260 2. External view & Equivalent circuit(Unit: mm. Not in scale.) 5.4 4,6-nylon Ceramic Fuse Heater 3.2 1.35max 3. Terminal Size (Unit: mm. Not in scale.) 2.0 1.4 (2.0) (0.2) 0.6 1.05 2.2 2.9 3.2 +0.3/-0.2 4 - R0.2 3 4 2 1 (0.45) 0.65 0.95 0.4 1.4 0.4 0.95 (0.65) Sony Chemicals Corp. 03/08/22 4. Operation time by the heater (Electricity vs. clearing time at 25 ,Typical) 100 SFH-12A 10 Clearing Time (s) 1 0.1 0 5 Electric Power Clearing Time 10 15 20 25 30 Electric Power (W) 6W 10W [ ... ]

SFH-1212A PDF Datasheet Download