BSS138DW-7-F by Diodes Incorporated is a N-channel small signal FET with a min DS breakdown voltage of 50V. It is used for switching applications and operates in enhancement mode. This surface mount transistor has a max drain current of 0.2A and a max power dissipation of 0.2W.
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
RECTIFIER DIODE; Surface Mount: NO; Maximum Operating Temperature: 175 Cel; Maximum Reverse Recovery Time: .004 us; Maximum Non Repetitive Peak Forward Current: .5 A; Maximum Forward Voltage (VF): 1 V;
LM555CMX by Texas Instruments is an Analog Waveform Generation IC with 8 terminals. It operates at a nominal voltage of 5V and supports power supplies ranging from 5V to 15V. This versatile IC, housed in a small outline package, is commonly used for pulse and rectangular waveform generation in commercial temperature environments.