Component reference for the 2SA1521 transistor, stored as a 30.2 KB PDF and filed under the schematic category.

PDF of 41.0 KB for the 2SB873, with an _E suffix whose meaning the name does not explain.

A 39.8 KB PDF filed under schematics that covers the 2SB835 transistor, with an _E suffix in the name whose meaning is not stated and may simply denote an edition or…

The 2SA1869 is covered by this 174 KB PDF, a PNP bipolar transistor in the Japanese JIS 2SA series.

Small 81.5 KB PDF named after the 2SA1724 part number and filed under schematics. Nothing else in the name identifies a product or circuit board.

Component PDF of 133 KB for the 2SA1705, filed as a schematic but named after the part only, with no device or board information.

Datasheet PDF of 204 KB for the 2N3771, a JEDEC 2N-series transistor, catalogued in the schematic section.

Part number 1T409 is the only information in the name of this 49.5 KB PDF, which is catalogued as a schematic.

The 1SS190 is the only information in this file name, apart from an underscore. The 68.1 KB PDF sits under the schematic category.

Part number 1SS196 gives this 68.1 KB PDF its name, which marks it as a datasheet for a single semiconductor rather than a full circuit diagram.

Filed among schematics, this 61.3 KB PDF actually documents a single part, the JEDEC-registered 1N485B diode.

Datasheet for the 1N5059 diode as a 52.4 KB PDF, filed in the schematic category though it is a part specification sheet.

PDF datasheet for the 1N4933G, a variant of the 1N4933 fast recovery rectifier, 169 KB in size and larger than the other versions in the set.

Short PDF datasheet, 34.5 KB, for the 1N4728 Zener diode, the first and lowest voltage member of the 1N47xx 1 W Zener family.

Covering the range 1N821 to 1N829, this 41.9 KB PDF is a series datasheet for a family of JEDEC 1N diodes, despite being indexed as a schematic.

Indexed as a schematic, the 180 KB PDF named 1G1-1G7 points to a numbered series of parts, most likely a rectifier diode family where the digits step through voltage…

Datasheet in PDF for the 93C85A, a member of the 93-series Microwire serial EEPROM family, filed here under schematics.

Small 34.5 KB PDF filed as a schematic and named 78P7200-IH. The name gives no laptop model or board number; it looks like an integrated circuit part number with a…

A small PDF of 48.8 KB indexed under schematics, whose name points to a 44-lead PLCC package, most likely a package outline or socket drawing rather than a full circuit…

PDF of 314 KB named 25GQ045. The title resembles a semiconductor part number, so this is most likely a datasheet for a single component even though the index files it as…

A compact 77 KB PDF filed as a schematic, named 24WCXX, which refers generically to the Catalyst Semiconductor 24WC series of I2C serial EEPROMs; the name gives no…

The Microchip 24LC32A, a 32 Kbit I2C serial EEPROM, is documented in this 586 KB PDF that the index lists as a schematic, though it reads as a datasheet.

PDF reference of 112 KB covering the 24LC01 and 24LC02 serial EEPROMs, 1 Kbit and 2 Kbit two-wire memories sharing a common pinout.

PDF of about 140 KB covering two groups of the 24Cxx serial EEPROM family, labelled XX1 and XX2 in the name, likely corresponding to different density ranges or data…

A 219 KB PDF for the 24C01C, a 1 Kbit (128-byte) serial EEPROM part number using the I2C two-wire bus.

Datasheet in PDF for the 24AA02 and 24LC02B, 2 Kbit serial EEPROMs on the two-wire I2C bus.

Datasheet in PDF for the 24AA00, 24LC00 and 24C00 serial EEPROMs, the smallest parts of this I2C family with only 128 bits of storage.

A 179 KB PDF placed in the schematic section and named only 20TQ, with no device, board number or revision mentioned.

Named 20MT40KB, this 127 KB PDF is classed as a schematic, though the name does not identify any device, board number or revision.

Indexed under schematics, this 87.3 KB PDF carries the code 20ETS-FP and does not mention a laptop model, board number or revision.

Schematic in PDF for the IBM ThinkPad T61, about 2.21 MB. The name states no board number, revision or graphics option, and T61 boards were made in integrated and…

H61MX motherboard schematic supplied as a PDF inside a RAR archive, roughly 1.82 MB. The name carries only the model, with no revision or brand, so match it against the…

PDF schematic for the Apple A1181 MacBook, logic board 820-2279 at revision A. Apple's 820-xxxx numbering identifies the specific logic board, so the number printed on…

Small PDF, 376 KB, whose Spanish title means converters, with no device, brand or model in the name.

Spanish reference on SMD coils or inductors, a 273 KB PDF covering surface-mount types found on modern boards. The name gives no device.

Spanish repair training document titled learning to repair, a 4.09 MB PDF and a different file from the similarly named from-scratch course.

Portuguese-language handout on basic electronics, filed under schematics although the name points to a study booklet rather than a circuit diagram of a specific device.

Phone specification document in a 10.1 MB PDF; the name states only that it contains specifications and gives no brand or model, so the target device must be identified…

Memory card section of the Samsung Galaxy A30s (SM-A30S) schematic, provided as a 4.29 MB PDF document.

Charging and data section of the Samsung Galaxy A30s (SM-A30S) schematic, as a 4.30 MB PDF.