| 331001 | BSX21 | Silicon NPN Epitaxial-Planar Transistor | IPRS Baneasa |
| 331002 | BSX21 | Switching transistor | mble |
| 331003 | BSX21 | Switching transistor | mble |
| 331004 | BSX21 | Silicon N-P-N low power switching transistor | Mullard |
| 331005 | BSX21 | Bipolar NPN Device | SemeLAB |
| 331006 | BSX25 | Silicon NPN planar transistor for switching and RF applications | AEG-TELEFUNKEN |
| 331007 | BSX26 | Fast and ultra fast switches transistor | SGS-ATES |
| 331008 | BSX27 | Fast and ultra fast switches transistor | SGS-ATES |
| 331009 | BSX28 | Fast and ultra fast switches transistor | SGS-ATES |
| 331010 | BSX29 | Fast and ultra fast switches transistor | SGS-ATES |
| 331011 | BSX29A | Fast switching PNP Transistor | CCSIT-CE |
| 331012 | BSX30 | Fast and ultra fast switches transistor | SGS-ATES |
| 331013 | BSX32 | NPN switching transistor | Philips |
| 331014 | BSX32 | HIGH VOLTAGE HIGH CURRENT SWITCH | SGS Thomson Microelectronics |
| 331015 | BSX32 | Fast and ultra fast switches transistor | SGS-ATES |
| 331016 | BSX33 | Professional transistor, general purpose switches | SGS-ATES |
| 331017 | BSX35 | Fast switching PNP Transistor | CCSIT-CE |
| 331018 | BSX35 | High speed switching PNP silicon transistor | ICCE |
| 331019 | BSX35 | Silicon transistor for switching applications PNP | IPRS Baneasa |
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| 331020 | BSX35S | Fast switching PNP Transistor | CCSIT-CE |
| 331021 | BSX36 | Leaded Small Signal Transistor General Purpose | Central Semiconductor |
| 331022 | BSX36 | Silicon transistor for switching applications PNP | IPRS Baneasa |
| 331023 | BSX36 | Fast and ultra fast switches transistor | SGS-ATES |
| 331024 | BSX38 | Silicon NPN epitaxial planar switching transistor with high current gain | AEG-TELEFUNKEN |
| 331025 | BSX39 | Fast and ultra fast switches transistor | SGS-ATES |
| 331026 | BSX40 | Bipolar PNP Device | SemeLAB |
| 331027 | BSX44 | Silicon Transistor | Mullard |
| 331028 | BSX45 | Silicon NPN epitaxial planar transistor for medium AF power amplifiers and for AF switching applications | AEG-TELEFUNKEN |
| 331029 | BSX45 | Leaded Small Signal Transistor General Purpose | Central Semiconductor |
| 331030 | BSX45 | NPN silicon epitaxial planar transistor | ICCE |
| 331031 | BSX45 | Silicon NPN Epitaxial-Planar Switching Transistor | IPRS Baneasa |
| 331032 | BSX45 | Trans GP BJT NPN 40V 1A 3-Pin TO-39 | New Jersey Semiconductor |
| 331033 | BSX45 | NPN medium power transistors | Philips |
| 331034 | BSX45 | Silicon NPN transistor, general purpose | SESCOSEM |
| 331035 | BSX45 | Transistor for general purpose amplifiers | SGS-ATES |
| 331036 | BSX45 | Fast and ultra fast switches transistor | SGS-ATES |
| 331037 | BSX45 | NPN Transistor | Siemens |
| 331038 | BSX45 | NPN transistor for LF amplifiers and switching | Siemens |
| 331039 | BSX45 | NPN Transistor industrial type | Siemens |
| 331040 | BSX45 | NPN SILICON PLANAR TRANSISTORS | Siemens |
