Infineon

Tranzystor: NPN; bipolarny; BRT; Vceo/Vcbo: 50V; Vebo: 10V; 0,1A; 0,2W; hFE >70; fT: 150MHz; Ccb: 3pF; SOT23; bias R1: 22kR; R2: 47kR;
BCR142 WZs NPN Silicon Digital Transistor, Built in bias resistor (R1=22kR R2=47kR)
datasheet: datasheetspdf.com/mobile/126918/InfineonTechnologiesAG/BCR142/1

Tranzystor: PNP; bipolarny; BRT; Vceo/Vcbo: 50V; Vebo: 5V; Vi: 12V; 0,5A; 0,33W; hFE >70; fT: 150MHz; SOT23; bias R1: 2,2kR, R2: 10kR;
BCR555 XDs PNP Silicon Digital Transistor, Built in bias resistor (R1= 2.2 kR,R2= 10 kR);
datasheet: datasheetspdf.com/mobile/127178/InfineonTechnologiesAG/BCR555/1

Tranzystor: PNP; bipolarny; BRT; Vceo/Vcbo: 50V; Vebo: 6V; 0,1A; 0,2W; hFE >70; fT: 200MHz; Ccb: 3pF; SOT23; bias R1: 10kR; R2: 47kR;
BCR185 WNs PNP Silicon Digital Transistor, Built in bias resistor (R1=10kR R2=47kR)
datasheet: datasheetspdf.com/mobile/127035/InfineonTechnologiesAG/BCR185/1