Short 44 KB PDF covering the 4N32 and 4N33 optocouplers, two closely related members of the 4N family that use a Darlington phototransistor output for high current…

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…

Component data for the 2SD2130 NPN transistor, a PDF of about 209 KB. The name carries no board or device information; it is a part sheet following the Japanese 2SD…

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

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

Transistor sheet for the 2SD1626, 87.9 KB in PDF format, filed as a schematic. In JIS codes, 2SD denotes an NPN bipolar device for low-frequency or power circuits.

Larger 185 KB PDF for the 2SD2012, written in lowercase in the name and placed among schematics.

PDF documentation, 32.7 KB, for the 3SK269, indexed under schematics. The JIS code 3SK marks an N-channel field-effect transistor with four terminals, generally a…

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

Reference sheet in PDF form (32.2 KB) for the 2SK3414LS, listed in the schematic section of the index.

A 30.6 KB PDF for the 2SK3278, indexed as a schematic but holding component reference data.

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…

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…

Reference document for the 2SK2679, a 393 KB PDF in the schematic category. The 2SK prefix is the Japanese JIS registration for N-channel field-effect transistors, so…

Component datasheet for the 2SK2661, a 385 KB PDF that is indexed as a schematic. Under JIS naming, the 2SK prefix marks an N-channel field-effect transistor, so look…

A 30.5 KB PDF for the 2SK2631, filed among schematics though the number is a JIS N-channel FET designation, meaning the content is a component datasheet.

Part documentation for the 2SK2628LS, a 28.6 KB PDF. The 2SK prefix places it in the Japanese JIS family of N-channel field-effect transistors, and the LS suffix denotes…

Component sheet for the 2SK2614, delivered as a 172 KB PDF. Within JIS numbering, 2SK marks an N-channel field-effect transistor, so the document presents ratings…

A 322 KB PDF datasheet for the 2SK2613, indexed under schematics. The 2SK prefix is the Japanese JIS registration for N-channel FETs, and the file size points to a…

Small 101 KB PDF named for the 2SK2441, indexed as a schematic though the part number style suggests a component datasheet.

PDF of 98.9 KB for the 2SK1898, listed under schematics but in practice a component reference for one transistor.

PDF reference, 105 KB, for the 2SK1813 transistor. In the Japanese JIS scheme, 2SK designates an N-channel field-effect transistor, so this is probably its datasheet.

Transistor datasheet PDF for the 2SK1462, 121 KB, catalogued under the schematic type. Japanese JIS numbering assigns 2SK to N-channel field-effect devices, and no board…

Document for the 2SK1448 semiconductor, a 109 KB PDF placed in the schematic category. The name is just the part number, which under JIS rules marks an N-channel…

The 2SK1434 N-channel field-effect transistor, named according to the Japanese JIS scheme where 2SK signals that device class, is documented in this 104 KB PDF.

A brief 34.4 KB PDF describing the 2SK1267 N-channel MOSFET from the Japanese JIS 2SK numbering range.

PDF sheet for the 2SK1233 MOSFET, size 46.1 KB, part of the Japanese 2SK series of N-channel field-effect transistors.

Manufacturer documentation for the 2SK1066 transistor, a 303 KB PDF. Under JIS numbering, 2SK parts are N-channel field-effect transistors, so despite the schematic…

Component documentation for the 2SK1033, a 34.4 KB PDF file. The 2SK series covers N-channel field-effect transistors in the Japanese designation system, and a…

Compact 33.8 KB PDF describing the 2SK758, an N-channel field-effect transistor in the JIS 2SK series.

Compact 31.0 KB PDF for the 2SK662, a JIS-registered N-channel field-effect transistor number, most likely the manufacturer datasheet despite its schematic label.

Part reference for the 2SK242, saved as a 170 KB PDF in the schematic section. Japanese JIS designations beginning with 2SK belong to N-channel FETs, so the file is most…

Listed as a schematic, this 31.1 KB PDF is named for the 2SJ594, a format typical of an individual component datasheet.

The 2SJ584LS is documented in this 42.9 KB PDF, placed in the schematic category but named as a single-part datasheet.

PDF reference of 42.4 KB for the 2SJ578 part, listed in the schematic section. Japanese JIS coding gives the 2SJ prefix to P-channel field-effect transistors, so the…

Datasheet-style PDF named after the 2SJ342 and indexed as a schematic, 311 KB in size. The name itself identifies only the semiconductor type.

Component reference for the 2SD1235 in a 117 KB PDF, indexed as a schematic. JIS numbering assigns the 2SD prefix to NPN bipolar transistors intended for low-frequency…

Filed under schematics, this 191 KB PDF refers to the 2SD1223 transistor. In Japanese JIS numbering, the 2SD prefix identifies an NPN bipolar device for low-frequency…

A 164 KB PDF dedicated to the 2SD1221, recorded as a schematic in the catalogue. Japanese JIS numbering uses the 2SD prefix for NPN bipolar transistors in low-frequency…