Complete-looking datasheet PDF of 675 KB named 25C02, catalogued as a schematic. By standard naming it covers a 2 Kbit SPI serial EEPROM, without any manufacturer…

Carrying only the code 16SYQ030C, this 48.5 KB PDF is catalogued as a schematic and names no device, board or revision.

A PDF of 189 KB named 16ctu04 and categorised as a schematic. The name looks like an International Rectifier or Vishay ultrafast rectifier part number, which would make…

15mq040n is the name on this 94.2 KB PDF, which the catalogue files as a schematic. The code resembles International Rectifier or Vishay surface-mount Schottky rectifier…

A 231 KB PDF titled with the series token 12CTQ, suggesting a datasheet covering several voltage variants of one discrete part family rather than one exact device.

Compact 74.6 KB PDF referencing part 11DQ05, one member of a diode series that also appears here as 11DQ09 and 11DQ03/04.

One PDF of 74.3 KB covering two variants, 11DQ03 and 11DQ04, as the combined name indicates.

PDF document of 972 KB named only TX4150A, catalogued as a schematic, with no brand, device or board details in the name.

PDF document named after TAS5614LA, a Texas Instruments Class-D audio power amplifier IC used in audio equipment.

Michaels International diode equivalents guide, a large 8.42 MB PDF catalogued here as a schematic but actually a cross-reference book.

2.1 amplifier schematic attributed to Amiru, a compact 98.7 KB PDF. The name gives no details about the ICs or power level, so the diagram itself must be read for…

Technical Mriganka 2.1 amplifier design using the TDA7379 and TDA7377 power amplifier ICs, a 206 KB PDF.

PDF document of 132 KB for the HCF4093, the ST version of the 4093 quad two-input NAND gate with Schmitt-trigger inputs.

Reference PDF of 598 KB for the CD4042BE, a CMOS quad clocked D latch in the 4000 series; the E suffix usually indicates the plastic DIP package.

CD4017 document in PDF form, 81.0 KB, for the CMOS decade counter with ten decoded outputs.

Document for the BA7075, a ROHM integrated circuit, provided as a 158 KB PDF and filed as a schematic.

PDF of 536 KB for the Atmel AT93C46, a small serial EEPROM using the Microwire-style three-wire interface.

PDF reference for the 2SD1852, a 2SD-series NPN bipolar transistor, about 96.5 KB and more likely a component datasheet than a circuit diagram.

Compact 42.5 KB PDF for the 2SD1824, carrying an E suffix in the name that is not otherwise explained.

Data for the 2SD2184, an NPN low-frequency bipolar transistor according to the Japanese 2SD numbering prefix, supplied as a 43.8 KB PDF.

Part documentation for the 2SD2579, provided as a PDF of 43.3 KB under the schematic heading.

A 43.8 KB PDF for the 2SD2565 transistor, its name ending in _E. Although classified as a schematic, the file is most likely a datasheet, as the JIS prefix 2SD…

Datasheet for the 4N38 optocoupler, marked as revision 2 in the name and supplied as a 294 KB PDF filed among schematics.

Revision 5 of a datasheet for the 4N25 optocoupler, a 281 KB PDF. The 4N25 is one of the oldest and most common phototransistor-output isolators, often found in power…

Datasheet for the 2SD2117, filed as a schematic but actually a component specification in PDF form, about 67.5 KB.

At 242 KB, the 2SD2092 PDF is one of the larger files in this series and carries no information beyond the part number.

One of the larger sheets in the set at 271 KB, this PDF is named after the 2SD2498 and serves as a transistor datasheet.

The only detail in this 183 KB PDF name is the part number 2SD2461, indicating the datasheet for that transistor.

This 145 KB PDF carries the 2SD1722 part number and nothing more, so it is best treated as that transistor's datasheet.

Datasheet-style document, 133 KB in PDF format, covering the 2SD1681 part number and listed as a schematic.

A 53.3 KB PDF for the 2SD2071, with an E suffix in the name whose meaning is not stated.

Brief 29.4 KB PDF for the 2SD1555, held in the schematic section, though the name is just a part number and likely belongs to a datasheet.

An 88.2 KB PDF titled 2SD1884, indexed in the schematic section but, judging by the bare part number, a datasheet for that transistor.

The 3SK263 is covered by an 82.7 KB PDF placed in the schematic category, though a part-number name like this normally indicates a component datasheet.

The 3LP02SP part is documented in this 41.9 KB PDF, catalogued under schematics. The name gives only the component code; companion files 3LP02N and 3LP02M share the…

The 2sd2394 NPN transistor is covered by this 53.3 KB PDF, which the index files as a schematic.

PDF document for the 2SK2846, filed as a schematic but named after a discrete semiconductor part number.

Filed under schematics, this 413 KB PDF is named after the 2SK2838. The 2SK prefix in the JIS system indicates an N-channel FET, so the file most likely holds the…

Part datasheet, most likely, for the 2SK2837, provided as a 426 KB PDF and indexed as a schematic.

Catalogued as a schematic, the 400 KB PDF is named only for the 2SK2835 part number. In the JIS scheme the 2SK prefix denotes an N-channel field-effect transistor, which…