Part number 2SK2231 is the only information carried by this 420 KB PDF, which the index places among schematics but which most likely documents a single transistor.

Only the part number 2SK2221 names this small 55 KB PDF, which is catalogued as a schematic but most likely serves as a component datasheet.

Component documentation in a 114 KB PDF for the 2SK2011. Parts with the 2SK prefix are N-channel field-effect transistors under the Japanese numbering standard, so this…

PDF datasheet of 287 KB for the 2SK2009, an N-channel field-effect transistor under the Japanese 2SK designation.

PDF document for the 2SK1921, filed under schematics although the name is simply a semiconductor part number.

For the 2SK1905 N-channel field-effect transistor, this PDF of 92.7 KB is indexed under schematics, though a bare part number in the name points to a datasheet.

Part 2SK1890, documented in a 96.7 KB PDF placed in the schematic category. Japanese JIS numbering reserves 2SK for N-channel FETs, so this is a component datasheet…

The 2SK1826 datasheet in PDF form, sized 320 KB and filed as a schematic. Japanese JIS designations starting with 2SK identify N-channel field-effect transistors.

For the 2SK1470, a Japanese-coded N-channel field-effect transistor, this 97.9 KB PDF serves as component reference material even though it sits in the schematic…

The 2SK1468 transistor is covered by this 92.5 KB PDF, categorised as a schematic though the name is purely a part number.

Catalogued under schematics, this 112 KB PDF is tied to the 2SK1450 and is most likely a component data sheet.

Covering the 2SK1435, this 105 KB PDF is indexed as a schematic yet named after one discrete component, which suggests a datasheet.

Datasheet-style PDF of 104 KB for the 2SK1433, placed in the schematic category of the index.

Small 33.4 KB PDF covering the 2SK1406 field-effect transistor from the Japanese 2SK numbering series, which designates N-channel FETs.

Compact 33.4 KB PDF for the 2SK1374, a Japanese-numbered N-channel MOSFET. Only the part number appears in the file name, so the issuing manufacturer and exact package…

Small 35.2 KB PDF identified only by the part number 2SK665, a designation from the Japanese 2SK family of N-channel FETs, so the content is most likely a component…

Covering the 2SJ612, this 29.0 KB PDF sits in the schematic category, though a bare part number usually denotes a datasheet.

The 2SJ407 is documented in this 398 KB PDF, catalogued as a schematic though it is a component datasheet by name.

Brief 24.7 KB PDF for the 2SJ0398, written with a leading zero in the name, which most likely refers to the 2SJ398 P-channel FET in JIS numbering.

The 2SJ377 is covered by this 415 KB PDF, a component datasheet filed in the schematic category.

Component sheet for the 2SJ307, delivered as a 115 KB PDF and indexed under schematics. Only the part number is given in the name.

Catalogued among schematics, this 103 KB PDF is labelled only 2SJ263. In the Japanese JIS designation system the 2SJ prefix covers P-channel field-effect transistors, so…

The name of this 92.4 KB PDF consists only of 2SJ255, a Japanese JIS designation where 2SJ marks P-channel FETs.

Named only 2SJ232, this 88.9 KB PDF relates to a P-channel field-effect transistor, as indicated by the JIS 2SJ prefix.

Here is a 151 KB PDF for the 2SD1230, filed under schematics although it relates to one transistor type.

Reference sheet for the 2SD1062 transistor in PDF form, about 104 KB, catalogued under schematics.

Reference PDF for the 2SD973, 53.5 KB, with an _E suffix the name leaves undefined. It sits in the schematic category, but the JIS 2SD prefix marks an NPN transistor for…

Variant documentation for the 2SC4738FT, a 138 KB PDF stored in the schematic category.

Part data for the 2SC4686A in a 208 KB PDF, catalogued with schematics. JIS numbering marks 2SC as an NPN bipolar transistor, and an A suffix normally points to a…

A 126 KB PDF dedicated to the 2SC5257, sorted into the schematic section although the name identifies a single component.

A 155 KB PDF bearing the part number 2SC4734 and nothing else. The 2SC prefix belongs to the JIS/JEITA system for NPN bipolar transistors, so despite the schematic label…

Here is a 144 KB PDF for the 2SC4728, filed as a schematic but carrying a discrete part number.

Small 37.9 KB PDF for the 2SC4715, with an _E suffix in the name whose meaning is not stated, possibly a language or document edition marker.

A 247 KB PDF titled only with the part number 2SC4667, catalogued here as a schematic. The 2SC prefix is the JIS code for an NPN transistor intended for high-frequency…

The 2SC5238 is covered by this 105 KB PDF, filed among schematics but named like a discrete-component datasheet.

Documentation for the 2SC4781 in a 120 KB PDF, indexed as a schematic though the name matches a discrete semiconductor part.

Component document for the 2SC5201 part number, catalogued as a schematic but almost certainly a semiconductor datasheet given the name and small 115 KB PDF size.

Small 39.3 KB PDF covering the 2SC4562, with an unexplained _E suffix in the name, listed under schematics.

Listed as a schematic, this 103 KB PDF is titled with the device code 2SC4461. In the JIS semiconductor naming scheme, 2SC stands for an NPN bipolar transistor meant for…

Part number 2SC4454 gives this 101 KB PDF its name, and the index places it in the schematic group.