View bc858b datasheet:

BC858BW / BC858B Transistors PNP General Purpose Transistor BC858BW / BC858B External dimensions (Units : mm) Features 1) BVCEO < -30V (IC=-1mA) BC858BW 2) Complements the BC848B / BC848BW. 2.0±0.2 1.3±0.1 0.9±0.1 0.65 0.65 0.2 0.7±0.1 (1) (2) 00.1 Package, marking and packaging specifications (3) Paet No. BC858BW BC858B (1) Emitter ROHM : UMT3 0.3+0.1 0.15±0.05 (2) Base Pakaging type UMT3 SST3 -0 EIAJ : EC-70 (3) Collector All terminals have same dimensions Marking G3K G3K Code T106 T116 Basic ordering unit (pieces) 3000 3000 BC858B 2.9±0.2 0.95+0.2 -0.1 1.9±0.2 0.45±0.1 0.95 0.95 Absolute maximum ratings (Ta=25°C) (1) (2) 0~0.1 Parameter Symbol Limits Unit 0.2Min. Collector-base voltage VCBO -30 V (3) Collector-emitter voltage VCEO -30 V +0.1 0