View bcw61 datasheet:

PNP Silicon AF Transistors BCW 61 BCX 71 For AF input stages and driver applications High current gain Low collector-emitter saturation voltage Low noise between 30 Hz and 15 kHz Complementary types: BCW 60, BCX 70 (NPN) Type Marking Ordering Code Pin Configuration Package1) (tape and reel) 1 2 3 BCW 61 A BAs Q62702-C452 B E C SOT-23 BCW 61 B BBs Q62702-C1585 BCW 61 C BCs Q62702-C1478 BCW 61 D BDs Q62702-C1556 BCW 61 FF BFs Q62702-C1890 BCW 61 FN BNs Q62702-C1891 BCX 71G BGs Q62702-C1482 BCX 71H BHs Q62702-C1586 BCX 71J BJs Q62702-C1554 BCX 71 K BKs Q62702-C1654 1) For detailed information see chapter Package Outlines. 5.91 Semiconductor Group 1 BCW 61 BCX 71 Maximum Ratings Parameter Symbol Values Unit BCW 61 BCW 61 FF BCX 71 Collector-emitter voltage VCE