PDF of 674 KB named 25C01, catalogued among schematics, with no manufacturer, laptop or board identified.

Datasheet-style PDF of 130 KB for the component numbered 12CWQ04FN, although the catalogue lists it as a schematic.

Component placement drawing for the Apex AX 20 amplifier board, a 61 KB PDF. It shows where each resistor, capacitor, transistor and connector sits on the PCB, which…

Block diagram for the Xiaomi Mi 4C smartphone in a compact 2 MB PDF. It gives a high-level map of the main subsystems, such as processor, memory, power management, radio…

Russian-language PDF on the marking of electronic components, as the transliterated title Markirovka elementov REA indicates, filed under schematics but really a general…

Repair guide PDF for the ASUS Zenbook UX305UA, 880 KB, catalogued with schematics. The name suggests a service-oriented document, likely covering disassembly…

Datasheet PDF, 137 KB, for the 2SD1841, part of the Japanese 2SD range of NPN bipolar transistors, catalogued here under schematics.

Compact 37.6 KB PDF for the 2SD1834 transistor, an NPN bipolar part in the 2SD series, most likely a short datasheet rather than a circuit schematic.

English-language datasheet, as the _E suffix suggests, for the 2SD2260 NPN bipolar transistor, supplied as a 45.3 KB PDF in the schematic section.

A 143 KB PDF catalogued as a schematic, covering the 2SD1801 semiconductor part. Under the Japanese JIS numbering system the 2SD prefix marks an NPN bipolar transistor…

Reference sheet for the 2SD2116 NPN transistor, supplied as a 74 KB PDF. Its name follows the Japanese JIS 2SD convention and carries nothing beyond the part number.

Specification sheet in PDF, around 82 KB, for the 2SD1781K NPN transistor of the JIS 2SD series; the K suffix denotes a specific version of the base part.

Datasheet for the 2SD2387 in PDF form, 178 KB, catalogued under schematics. The JIS prefix 2SD denotes an NPN bipolar transistor of the low-frequency family.

For the 2SK3114, a 94.1 KB PDF supplies the component data, filed among the schematics.

PDF reference for the 2SK2993 transistor, 424 KB. The file name carries only the part number, which under the JIS scheme denotes an N-channel field-effect transistor, so…

Very small 26.9 KB PDF for the 2SK2951, likely a short datasheet or summary page given its size.

Datasheet-style PDF, 137 KB, covering the 2SK2550 transistor even though the catalogue lists it as a schematic.

The 2SK2530 is covered by this 42.5 KB PDF document, catalogued under schematics. According to Japanese JIS numbering, 2SK marks an N-channel field-effect transistor…

Part 2SK2399 is the subject of this 423 KB PDF, catalogued as a schematic but in all likelihood a datasheet, since under Japanese JIS numbering 2SK stands for an…

Filed with schematics, the 2SK1895 PDF (95.3 KB) is named after a single semiconductor.

Listed among schematics, this 97.3 KB PDF is named for the 2SK1887. Japanese JIS designations starting 2SK belong to N-channel field-effect transistors, so expect…

PDF of 101 KB for the 2SK1849 transistor, listed with schematics. In JIS numbering the 2SK prefix identifies an N-channel FET, so this should be the device datasheet…

Covers the 2SK1725 transistor in an 85.8 KB PDF, indexed among schematics but in practice a single-component datasheet.

PDF reference of 102 KB for the 2SK1428 field-effect transistor, filed among schematics.

A 104 KB PDF dedicated to the 2SK1424, an N-channel field-effect transistor going by its JIS 2SK prefix.

2SK1423 component data in a 105 KB PDF, entered in the index as a schematic. Japanese JIS naming uses the 2SK prefix for N-channel FETs, but the name gives no maker…

PDF datasheet for the 2SK1061 transistor, about 293 KB. Parts prefixed 2SK are N-channel FETs registered under JIS conventions; the name gives no further variant or…

Datasheet for the 2SK771 N-channel FET, supplied as a 79.5 KB PDF. Only the part number appears in the name.

Small 29.4 KB PDF bearing only the part number 2sj146. The 2SJ prefix in Japanese JIS naming designates a P-channel field-effect transistor, so treat this as a compact…

PDF file of about 148 KB describing the 2SJ315, listed in the schematic section. No board or brand is mentioned, only the part number.

The 2SJ312 is documented in this 362 KB PDF, catalogued as a schematic. Beyond the part number the name says nothing about the equipment involved.

Under the schematic category, this 99.0 KB PDF titled 2SJ187 should be the datasheet for a P-channel FET, as the JIS 2SJ prefix indicates.

Listed under schematics, this 110 KB PDF is named for the 2SD1347, an NPN bipolar transistor in the Japanese JIS 2SD series, and is probably its datasheet.

Separate from the UTC version, this 43.2 KB PDF covers the 2SD965 and bears an _E suffix that the name leaves unexplained.

Datasheet-type PDF of 47.9 KB for the 2SD894, placed under schematics. The name holds only the part number, which follows JIS conventions where 2SD indicates an NPN…

Small 27.9 KB PDF for the 2SC4630LS, sorted into schematics though it reads as a transistor datasheet.

Component reference for the 2SC5197 in a 171 KB PDF, matching the size of related 2SC519x files and possibly sharing one manufacturer sheet with them.

Data sheet for the 2SC4502, a small 45.1 KB PDF whose name ends in an E suffix, likely marking an edition or English version, though that is not certain.

Component sheet, 76.2 KB in PDF, for the 2SC4491 transistor. JIS numbering assigns the 2SC prefix to NPN bipolar devices, and despite the schematic category this is a…

Component documentation for 2SC4460 in a 108 KB PDF file. The number follows Japanese JIS registration, where the 2SC prefix denotes an NPN transistor for high-frequency…