| Nr. | Part Name | Description | Manufacturer by |
| 52281 | 2SB1657 | AUDIO FREQUENCY AMPLIFIER, SWITCHING PNP SILICON EPITAXIAL TRANSISTORS | NEC |
| 52282 | 2SB1658 | AUDIO FREQUENCY AMPLIFIER, SWITCHING PNP SILICON EPITAXIAL TRANSISTORS | NEC |
| 52283 | 2SB1659 | Silicon PNP Epitaxial Planar Transistor(Audio/ Series Regulator and General Purpose) | Sanken |
| 52284 | 2SB1667 | TRANSISTOR (AUDIO FREQUENCY POWER AMPLIFIER APPLICATIONS) | TOSHIBA |
| 52285 | 2SB1667(SM) | TRANSISTOR SILICON PNP TRIPLE DIFFUSED TYPE. AUDIO FREQUENCY POWER AMPLIFIER APPLICATIONS | TOSHIBA |
| 52286 | 2SB1669 | Power transistor PNP 60V/3A MP-25 | NEC |
| 52287 | 2SB1669-S | Power transistor PNP 60V/3A MP-25 | NEC |
| 52288 | 2SB1669-Z | Power transistor PNP 60V/3A MP-25 | NEC |
| 52289 | 2SB1678 | For low-frequency amplification | Panasonic |
| 52290 | 2SB1679 | Small-signal device - Small-signal transistor - General-use Low-Frequency Amplifires | Panasonic |
| 52291 | 2SB1679G | Silicon PNP epitaxial planar type | Panasonic |
| 52292 | 2SB1683 | General-Purpose Amplifier Transistors | SANYO |
| 52293 | 2SB1686 | SILICON PNP EPITAXIAL PLANAR TRANSISTOR | Unknow |
| 52294 | 2SB1688 | Silicon PNP Transistor | Hitachi Semiconductor |
| 52295 | 2SB1688 | Transistors>Amplifiers/Bipolar | Renesas |
| 52296 | 2SB1690 | Transistors > Medium Power Bipolar Transistors(0.5W-1.0W) | ROHM |
| 52297 | 2SB1691 | Transistors>Amplifiers/Bipolar | Renesas |
| 52298 | 2SB1691WL | Silicon PNP Epitaxial Planer Low Frequency Power Amplifier | Renesas |
| 52299 | 2SB1693 | Small-signal device - Small-signal transistor - General-use Low-Frequency Amplifires | Panasonic |
| 52300 | 2SB1694 | Transistors > Small Signal Bipolar Transistors(up to 0.6W) | ROHM |
| 52301 | 2SB1695 | Transistors > Medium Power Bipolar Transistors(0.5W-1.0W) | ROHM |
| 52302 | 2SB1695K | Transistors > Small Signal Bipolar Transistors(up to 0.6W) | ROHM |
| 52303 | 2SB1697 | Low Frequency Amplifier (-12V, -2A) | ROHM |
| 52304 | 2SB1698 | Transistors > Medium Power Bipolar Transistors(0.5W-1.0W) | ROHM |
| 52305 | 2SB1699 | Small-signal device - Small-signal transistor - General-use Low-Frequency Amplifires | Panasonic |
| 52306 | 2SB1700 | Darlington Transistors | SANYO |
| 52307 | 2SB1705 | Low frequency amplifier | ROHM |
| 52308 | 2SB1706 | LOW FREQUENCY AMPLIFIER | ROHM |
| 52309 | 2SB1707 | Transistors > Medium Power Bipolar Transistors(0.5W-1.0W) | ROHM |
| 52310 | 2SB1708 | Transistors > Medium Power Bipolar Transistors(0.5W-1.0W) | ROHM |
| 52311 | 2SB1709 | Genera purpose amplification(−12V, −1.5A) | ROHM |
| 52312 | 2SB1710 | Transistors > Medium Power Bipolar Transistors(0.5W-1.0W) | ROHM |
| 52313 | 2SB172 | GE PNP ALLOY JUNCTION | Unknow |
| 52314 | 2SB1722G | Silicon PNP epitaxial planar type | Panasonic |
| 52315 | 2SB1722J | Small-signal device - Small-signal transistor - General-use Low-Frequency Amplifires | Panasonic |
| 52316 | 2SB1724 | Power Device - Power Transistors - General-Purpose power amplification | Panasonic |
| 52317 | 2SB1724A | Power Device - Power Transistors - General-Purpose power amplification | Panasonic |
| 52318 | 2SB1731 | Low frequency amplifier | ROHM |
| 52319 | 2SB1732 | Genera purpose amplification(−12V, −1.5A) | ROHM |
| 52320 | 2SB1734 | Small-signal device - Small-signal transistor - General-use Low-Frequency Amplifires | Panasonic |
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