| OP290A | Optek / TT Electronics | 1,976 | Infrared Emitters - High Power IR EMITTING DIODE | 
                                                                    
                                        | OP290B | Optek / TT Electronics | 146 | Infrared Emitters - High Power Infrared 890nm | 
                                                                    
                                        | OP290C | Optek / TT Electronics | 199 | Infrared Emitters - High Power Infrared 890nm | 
                                                                    
                                        | OP290GPZ | Analog Devices Inc. | 209 | Precision Amplifiers Dual Low Voltage Micropower OP Amp | 
                                                                    
                                        | OP291A | Optek / TT Electronics | 1,585 | Infrared Emitters - High Power Infrared 890nm | 
                                                                    
                                        | OP291GSZ | Analog Devices Inc. | 24 | Operational Amplifiers - Op Amps RAIL-RAIL SINGLE SUPPLY | 
                                                                    
                                        | OP291GSZ-REEL | Analog Devices Inc. | 3,000 | Operational Amplifiers - Op Amps RAIL-RAIL SINGLE SUPPLY | 
                                                                    
                                        | OP291GSZ-REEL7 | Analog Devices Inc. | 42 | Operational Amplifiers - Op Amps RAIL-RAIL SINGLE SUPPLY | 
                                                                    
                                        | OP292A | Optek / TT Electronics | 0 | Infrared Emitters Infrared 890nm | 
                                                                    
                                        | OP292GSZ | Analog Devices Inc. | 600 | Operational Amplifiers - Op Amps SINGLE SUPPLY DUAL OP AMP | 
                                                                    
                                        | OP292GSZ-REEL | Analog Devices Inc. | 2,257 | Operational Amplifiers - Op Amps SINGLE SUPPLY DUAL OP AMP | 
                                                                    
                                        | OP293A | Optek / TT Electronics | 1,755 | Infrared Emitters - High Power IR EMITTING DIODE | 
                                                                    
                                        | OP293B | Optek / TT Electronics | 3,674 | Infrared Emitters - High Power Infrared 890nm | 
                                                                    
                                        | OP293ESZ | Analog Devices Inc. | 98 | Precision Amplifiers MICROPOWER RAIL TO RAIL | 
                                                                    
                                        | OP293ESZ-REEL | Analog Devices Inc. | 0 | Precision Amplifiers MICROPOWER RAIL TO RAIL |