| Part | Description |
| FAN6550MX | 2A DDR Bus Termination Regulator |
| FCBS0550 | Smart Power Module (SPM) |
| FDH5500_F085 | N-Channel UltraFET Power MOSFET Solenoid and Motor Control |
| FSB50550T_07 | Smart Power Module (SPM??) |
| FSB50550T | Smart Power Module (SPM??) |
| FSB50550U | Smart Power Module (SPM??) |
| FTSO5550 | NPN small signal high voltage general purpose amplifier . |
| FTSO5550 | NPN small signal high voltage general purpose amplifier . |
| HLMP-2550 | LED LIGHT BARS GREEN |
| HLMP-M550 | 4 mm FLAT TOP LAMPS |
| ILC7082AIM550X | 150mA SOT-23 Low Noise CMOS RF-LDOTM Regulator |
| ILC7083AIM550X | 150mA SOT-23 Low Noise CMOS RF-LDO??? Regulator |
| IRF550 | Advanced Power MOSFET |
| IRF550A | N-CHANNEL POWER MOSFET |
| IRFI550A | N-CHANNEL POWER MOSFET |
| IRFS550A | N-CHANNEL POWER MOSFET |
| IRFW550A | N-CHANNEL POWER MOSFET |
| IRFW550ATM | 100V N-Channel A-FET |
| IRFWI550A | Advanced Power MOSFET |
| KSC5502D | NPN Triple Diffused Planar Silicon Transistor |
| KSC5502DT | NPN Triple Diffused Planar Silicon Transistor |
| KSC5502DTM | NPN Triple Diffused Planar Silicon Transistor |
| KSC5502TU | NPN Planar Silicon Transistor |
| KSC5504D | NPN Triple Diffused Planar Silicon Transistor |
| KSC5504DT | NPN Triple Diffused Planar Silicon Transistor |
| KSC5504DTM | NPN Triple Diffused Planar Silicon Transistor |
| KSC5504DTTU | NPN Triple Diffused Planar Silicon Transistor |
| KST5550 | NPN Epitaxial Silicon Transistor |
| KST5550MTF | NPN Epitaxial Silicon Transistor |
| MBR1550 | 15 Ampere Schottky Barrier Rectifiers |
| MBR1550CT | 15 Ampere Schottky Barrier Rectifiers |
| MBR2550CT | 30 Ampere Schottky Barrier Rectifiers |
| MMBT5550_NL | NPN Epitaxial Silicon Transistor |
| PE8550 | NPN-PNP general purpose complementary amplifier & output driver. |
| RMPA2550 | 2.4-2.5 GHz and 5.15-5.85 GHz Dual Band InGaP HBT Linear Power Amplifier |
| SB550 | 5.0 Ampere High Current Schottky Barrier Rectifiers |
| SL5500300 | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5500300W | 6-Pin DIP Phototransistor Output Optocoupler |
| SL55003S | 6-Pin DIP Phototransistor Output Optocoupler |
| SL55003SD | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5500 | 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| SL5500S | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5500SD | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5500W | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5501300 | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5501300W | 6-Pin DIP Phototransistor Output Optocoupler |
| SL55013S | 6-Pin DIP Phototransistor Output Optocoupler |
| SL55013SD | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5501 | 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| SL5501S | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5501SD | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5501W | 6-Pin DIP Phototransistor Output Optocoupler |
| SL5504300 | 6-Pin DIP HIgh BVceo Phototransistor Output Optocoupler |
| SL5504300W | 6-Pin DIP HIgh BVceo Phototransistor Output Optocoupler |
| SL55043S | 6-Pin DIP HIgh BVceo Phototransistor Output Optocoupler |
| SL55043SD | 6-Pin DIP HIgh BVceo Phototransistor Output Optocoupler |
| SL5504 | 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS |
| SL5504S | 6-Pin DIP HIgh BVceo Phototransistor Output Optocoupler |
| SL5504SD | 6-Pin DIP HIgh BVceo Phototransistor Output Optocoupler |
| SL5504W | 6-Pin DIP HIgh BVceo Phototransistor Output Optocoupler |
| SS8550 | PNP Epitaxial Silicon Transistor |
| SS8550B | 2W Output Amplifier of Portable Radios in Class B Push-pull Operation. |
| SS8550BBU | PNP Epitaxial Silicon Transistor |
| SS8550BTA | PNP Epitaxial Silicon Transistor |
| SS8550CBU | PNP Epitaxial Silicon Transistor |
| SS8550CTA | PNP Epitaxial Silicon Transistor |
| SS8550D | 2W Output Amplifier of Portable Radios in Class B Push-pull Operation. |
| SS8550DBU | PNP Epitaxial Silicon Transistor |
| SS8550DTA | PNP Epitaxial Silicon Transistor |