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| Code | Device | Manufacturer | Base | Package | Leaded Equivalent/Data |
| R | BA895 | Sie | I | SCD80 | - |
| R | BA585 | Sie | I | SOD123 | pin diode 50mA max |
| R (yellow) | BA597 | Sie | I | SOT323 | UHF pin diode 100mA max |
| R (white) | BA595 | Sie | I | SOT323 | UHF pin diode 50mA max |
| R1 | BFR93 | SGS | N | SOT23 | BFR91 |
| R1 | HSMS-8101 | HP | K | SOT23 | 10-14GHz schottky mixer |
| R1 | UMT4401 | Roh | N | SC70 | 2N4401 |
| R13 | 2SC4885 | NEC | WQ | SOT143 | npn RF fT 3.5GHz |
| R1A | SST3904 | Roh | N | SOT23 | 2N3904 |
| R1A | UMT3904 | Roh | N | SC70 | 2N3904 |
| R1A | MMST3904 | Roh | N | SC59 | 2N3904 |
| R1G | SSTA06 | Roh | N | SOT23 | MPSA06 |
| R1G | MMSTA06 | Roh | N | SC59 | MPSA06 |
| R1H | SSTA05 | Roh | N | SOT23 | MPSA05 |
| R1J | SST6427 | Roh | N | SOT23 | - |
| R1K | MMST6428 | Roh | N | SC59 | - |
| R1M | SSTA13 | Roh | N | SOT23 | MPSA13 |
| R1M | MMSTA13 | Roh | N | SC59 | MPSA13 |
| R1N | SSTA14 | Roh | N | SOT23 | MPSA14 |
| R1N | MMSTA14 | Roh | N | SC59 | MPSA14 |
| R1O | MMST5088 | Roh | N | SC59 | 2N5088 |
| R1P | SST2222A | Roh | N | SOT23 | 2N2222A |
| R1P | UMT2222A | Roh | N | SC70 | 2N2222A |
| R1P | MMST2222A | Roh | N | SC59 | 2N2222A |
| R2 | BFR93A | Phi | N | SOT23 | BFR91A |
| R2 | 2SC2351P | NEC | N | SOT23 | npn RF fT 4.5 GHz hfe 40-120 |
| R2 | 2SC4225 | NEC | N | SOT323 | npn RF fT 4GHz hfe 40-120 |
| R22 | 2SC3356 | NEC | N | SOT23 | npn RF fT 7GHz 20V 0.2W |
| R23 | 2SC3356Q | NEC | N | SOT23 | npn RF fT 7GHz hfe 50-100 |
| R23 | 2SC4226 | NEC | N | SOT323 | npn RF fT 4.5 GHz hfe 40-80 |
| R24 | 2SC3356R | NEC | N | SOT23 | npn RF fT 7GHz hfe 80-160 |
| R24 | 2SC4226 | NEC | N | SOT323 | npn RF fT 4.5 GHz hfe 70-140 |
| R25 | 2SC3356S | NEC | N | SOT23 | npn RF fT 7GHz hfe 125-250 |
| R25 | 2SC4226 | NEC | N | SOT323 | npn RF fT 4.5 GHz hfe 125-250 |
| R26 | 2SC4093Q | NEC | WQ | SOT143 | npn RF fT 6.5 GHz hfe 50-100 |
| R26 | 2SC5011Q | NEC | WQ | SOT343 | npn RF fT 6.5 GHz hfe 50-100 |
| R27 | 2SC4093R | NEC | WQ | SOT143 | npn RF fT 6.5 GHz hfe 80-160 |
| R27 | 2SC5011R | NEC | WQ | SOT343 | npn RF fT 6.5 GHz hfe 80-160 |
| R28 | 2SC4093S | NEC | WQ | SOT143 | npn RF fT 6.5 GHz hfe 125-250 |
| R28 | 2SC5011S | NEC | WQ | SOT343 | npn RF fT 6.5 GHz hfe 125-250 |
| R2A | SST3906 | Roh | N | SOT23 | 2N3906 |
| R2A | UMT3906 | Roh | N | SC70 | 2N3906 |
| R2A | MMST3906 | Roh | N | SC59 | 2N3906 |
| R2B | MMST2907 | Roh | N | SC59 | 2N2907 |
| R2F | SST2907A | Roh | N | SOT23 | 2N2907A |
| R2F | UMT2907A | Roh | N | SC70 | 2N2907A |
| R2F | MMST2907A | Roh | N | SC59 | 2N2907A |
| R2G | SSTA56 | Roh | N | SOT23 | MPSA56 |
| R2G | MMSTA56 | Roh | N | SC59 | MPSA56 |
| R2K | MMST8598 | Roh | N | SC59 | - |
| R2O | MMST5087 | Roh | N | SC59 | - |
| R2P | MMST5086 | Roh | N | SC59 | - |
| R2T | SST4403 | Roh | N | SOT23 | 2N4403 |
| R2T | UMT4403 | Roh | N | SC70 | 2N4403 |
| R2T | MMST4403 | Roh | N | SC59 | 2N4403 |
| R2V | MMSTA64 | Roh | N | SC59 | MPSA64 |
| R2X | SST4401 | Roh | N | SOT23 | 2N4401 |
| R2X | MMST4401 | Roh | N | SC59 | 2N4401 |
| R3 | 2SC2351Q | NEC | N | SOT23 | npn RF fT 4.5 GHz hfe 100-200 |
| R3 | 2SC4225 | NEC | N | SOT323 | npn RF fT 4GHz hfe 100-200 |
| R32 | 2SC3583 | NEC | N | SOT23 | npn RF fT 9GHz @ 20mA |
| R33 | 2SC3583Q | NEC | N | SOT23 | npn RF fT 9GHz hfe 50-100 |
| R33 | 2SC4227 | NEC | N | SOT323 | npn RF fT 7 GHz hfe 40-90 |
| R34 | 2SC3583R | NEC | N | SOT23 | npn RF fT 9GHz hfe 80-160 |
| R34 | 2SC4227 | NEC | N | SOT323 | npn RF fT 7 GHz hfe 70-150 |
| R35 | 2SC3583S | NEC | N | SOT23 | npn RF fT 9GHz hfe 125-250 |
| R35 | 2SC4227 | NEC | N | SOT323 | npn RF fT 7 GHz hfe 110-240 |
| R36 | 2SC4094Q | NEC | WQ | SOT143 | npn RF fT 9GHz hfe 50-100 |
| R36 | 2SC5012 | NEC | WQ | SOT343 | npn RF fT 9GHz hfe 50-100 |
| R37 | 2SC4094R | NEC | WQ | SOT143 | npn RF fT 9GHz hfe 80-160 |
| R37 | 2SC5012 | NEC | WQ | SOT343 | 2SC4094 but min-mold pkg |
| R38 | 2SC4094S | NEC | WQ | SOT143 | npn RF fT 9GHz hfe 125-250 |
| R38 | 2SC5012 | NEC | WQ | SOT343 | npn RF fT 9GHz hfe 125-250 |
| R3B | SST918 | Roh | N | SOT23 | 2N918 |
| R3B | MMST918 | Roh | N | SC59 | 2N918 |
| R4 | BFR93R | Tfk | R | - | BFR91 |
| R4 | 2SC4092 | NEC | WQ | SOT143 | npn RF fT 6GHz hfe 40-120 |
| R42 | 2SC3585 | NEC | N | SOT23 | npn RF fT 10GHz @ 10mA |
| R43 | 2SC3585Q | NEC | N | SOT23 | npn RF l fT 10GHz hfe 50-100 |
| R43 | 2SC4228 | NEC | N | SOT323 | npn RF fT 8.5GHz hfe 50-100 |
| R44 | 2SC3585R | NEC | N | SOT23 | npn RFfT 10GHz hfe 80-160 |
| R44 | 2SC4228 | NEC | N | SOT323 | npn RF fT 8.5GHz hfe 80-160 |
| R45 | 2SC3585S | NEC | N | SOT23 | npn RF fT 10GHz hfe 125-250 |
| R45 | 2SC4228 | NEC | N | SOT323 | npn RF fT 8.5GHz hfe 125-250 |
| R46 | 2SC4095Q | NEC | WQ | SOT143 | npn fT10GHz |
| R46 | 2SC5013Q | NEC | WQ | SOT343 | npn fT10GHz |
| R47 | 2SC4095R | NEC | WQ | SOT143 | npn fT10GHz |
| R47 | 2SC5013R | NEC | WQ | SOT343 | npn fT10GHz |
| R48 | 2SC4095S | NEC | WQ | SOT143 | npn fT10GHz |
| R48 | 2SC5013S | NEC | WQ | SOT343 | npn fT10GHz |
| R5 | HSMS-8205 | HP | S | SOT143 | separate pair HSMS-8101 |
| R5 | BFR93AR | SGS | R | SOT23 | BFR91A |
| R5 | 2SC4092 | NEC | WQ | SOT143 | npn RF fT 6GHz hfe 100-200 |
| R62 | 2SC3663 | NEC | N | SOT23 | npn RF fT 4GHz @1mA |
| R64 | 2SC4091 | NEC | WQ | - | npn RF fT 4GHz @1mA |
| R66 | 2SC4091Q | NEC | WQ | SOT143 | npn RF fT 4GHz hfe 50-100 |
| R67 | 2SC4091R | NEC | WQ | SOT143 | npn RF fT 4GHz hfe 80-160 |
| R68 | 2SC4091S | NEC | WQ | SOT143 | npn RF fT 4GHz hfe 125-250 |
| R6A | 2SC4187 | NEC | N | SOT323 | npn RF fT 4GHz hfe 50-100 |
| R6B | 2SC4187 | NEC | N | SOT323 | npn RF fT 4GHz hfe 80-160 |
| R6C | 2SC4187 | NEC | N | SOT323 | npn RF fT 4GHz hfe 125-250 |
| R7 | HSMS-8207 | HP | RQ | SOT145 | HSMS-8101 ring quad mixer |
| R7 | BFR106 | Phi | N | SOT23 | BFR96S |
| R8 | BFG93A | Sie | TQ | SOT143 | BFG90 |
| R9 | 1SS392 | Tos | - | SOT23 | Si Diode |
| R9 | 1SS393 | Tos | - | SOT323 | Si Diode |
| R97 | SSTIS97 | Roh | N | SOT23 | TIS97 |
| RA | BFQ81 | Sie | N | SOT23 | BFQ69 npn fT 5.8GHz |
| RA | RN2421 | Tos | - | SOT23 | Si pnp + Resistor |
| RAO | 2SC3718-0 | Tos | - | SOT23 | Si npn |
| RAs | BF772 | Sie | X | SOT143 | npn RF TV tuners |
| RAT | SSTA28 | Roh | N | SOT23 | MPSA28 |
| RAT | MMSTA28 | Roh | N | SC59 | MPSA28 |
| RAV | MMST8908 | Roh | N | SC59 | - |
| RAY | 2SC3718-Y | Tos | - | SOT23 | Si npn |
| RB | MSC1621 | Mot | H | - | npn sw 20V 200MHz |
| RB | RN2422 | Tos | - | SOT23 | Si pnp + Resistor |
| RBG | 2SK711-GR | Tos | - | SOT23 | N Channel FET |
| RBL | 2SK711-BL | Tos | - | SOT23 | N Channel FET |
| RBR | SST6838 | Roh | N | SOT23 | - |
| RBs | BF771 | Sie | N | SOT23 | npn RF fT 8GHz |
| RBs | BF771W | Sie | N | SOT323 | npn RF fT 8GHz |
| RBV | 2SK711-V | Tos | - | SOT23 | N Channel FET |
| RC | RN2423 | Tos | - | SOT23 | Si pnp + Resistor |
| RC | U1CL49 | Tos | - | SOT89 | Si Diode |
| RCs | BFP193 | Sie | X | SOT143 | BFQ82 npn fT 8GHz |
| RCs | BFP193W | Sie | WQ | SOT343 | BFQ82 npn fT 8GHz |
| RCs | BFR193 | Sie | N | SOT23 | BFQ82 npn fT 8GHz |
| RCs | BFR193T | Sie | N | SC75 | BFQ82 npn fT 8GHz |
| RD | RN2424 | Tos | - | SOT23 | Si pnp + Resistor |
| RD | U1DL49 | Tos | - | SOT89 | Si Diode |
| RDs | BFP180 | Sie | X | SOT143 | npn RF 8V 4mA fT 7GHz |
| RDs | BFP180W | Sie | WQ | SOT343 | npn RF 8V 4mA fT 7GHz |
| RDs | BFR180 | Sie | N | SOT23 | npn RF 8V 4mA fT 7GHz |
| RDs | BFR180W | Sie | N | SOT323 | npn RF 8V 4mA fT 7GHz |
| RE | 2SC3357 | NEC | P | SOT89 | npn RF 1.2W fT 6.5GHz |
| RE | RN2425 | Tos | - | SOT23 | Si pnp + Resistor |
| REs | BFS480 | Sie | DJ | SOT363 | dual RF npn fT 7GHz |
| REs | BFR280 | Sie | N | SOT23 | npn RF 8V 8mA fT 7.5GHz |
| REs | BFR280W | Sie | N | SOT323 | npn RF 8V 8mA fT 7.5GHz |
| REs | BFP280 | Sie | X | SOT143 | npn RF 8V 8mA fT 7.5GHz |
| REs | BFP280W | Sie | WQ | SOT343 | npn RF 8V 8mA fT 7.5GHz |
| RF | 2SC3357 | NEC | P | SOT89 | npn RF 1.2W fT 6.5GHz |
| RF | RN2426 | Tos | - | SOT23 | Si pnp + Resistor |
| RFQ | SST6839 | Roh | N | SOT23 | - |
| RFs | BFR181 | Sie | N | SOT23 | npn RF 12V 20mA fT 8GHz |
| RFs | BFP181 | Sie | X | SOT143 | npn RF 12V 20mA fT 8GHz |
| RFs | BFP181W | Sie | WQ | SOT343 | npn RF 12V 20mA fT 8GHz |
| RFs | BFS481 | Sie | DJ | SOT363 | Dual BFR181 |
| RG | RN2427 | Tos | - | SOT23 | Si pnp + Resistor |
| RGs | BFR182 | Sie | N | SOT23 | npn RF12V 35mA fT 8GHz |
| RGs | BFR182W | Sie | N | SOT323 | npn RF12V 35mA fT 8GHz |
| RGs | BFP182 | Sie | X | SOT143 | npn RF12V 35mA fT 8GHz |
| RGs | BFP182W | Sie | WQ | SOT343 | npn RF12V 35mA fT 8GHz |
| RGs | BFR182T | Sie | N | SC75 | npn RF12V 35mA fT 8GHz |
| RGs | BFS482 | Sie | DJ | SOT363 | Dual BFR182 |
| RH | 2SC3357 | NEC | P | SOT89 | npn RF 1.2W fT 6.5GHz |
| RHs | BFR183 | Sie | N | SOT23 | npn RF 12V 65mA fT 8GHz |
| RHs | BFR183W | Sie | N | SOT323 | npn RF 12V 65mA fT 8GHz |
| RHs | BFR183T | Sie | N | SC75 | npn RF 12V 65mA fT 8GHz |
| RHs | BFP183 | Sie | X | SOT143 | npn RF 12V 65mA fT 8GHz |
| RHs | BFP183W | Sie | WQ | SOT343 | npn RF 12V 65mA fT 8GHz |
| RHs | BFS483 | Sie | DJ | SOT363 | Dual BFR183 npn RF |
| RIs | BFP196 | Sie | X | SOT143 | pnp RF 12V 100mA Ft 7.5GHz |
| RK | 2SC3357 | NEC | P | SOT89 | npn RF 1.2W fT 6.5GHz |
| RKM | RK7002 | Roh | - | SOT23 | - |
| RKs | BFP194 | Sie | X | SOT143 | pnp RF 15V 100mA Ft 5GHz |
| RKs | BFR194 | Sie | N | SOT233 | pnp RF 15V 100mA Ft 5GHz |
| RO | 2SA1204-O | Tos | - | SOT89 | Si pnp |
| RO | 2SA2715-O | Tos | - | SOT23 | Si npn |
| RR | BBY59-02V | Inf | I | SC79 | hyperabrupt varicap 7-28pF |
| RR | BFR93P | Sie | N | SOT23 | BFR91 |
| RR | 2SA2715-R | Tos | - | SOT23 | Si npn |
| RVZ | MMST4126 | Roh | N | SC59 | 2N4126 |
| RW | BFR194 | Sie | N | - | pnp RF amp 1.5GHz |
| RY | 2SA1204-Y | Tos | - | SOT89 | Si pnp |
| RY | 2SA2715-Y | Tos | - | SOT23 | Si npn |
| RZC | SST4124 | Roh | N | SOT23 | 2N4124 |
| RZC | MMST4124 | Roh | N | SC59 | 2N4124 |
