chumh9gp.pdf datasheet:

CHENMKO ENTERPRISE CO.,LTDCHUMH9GPSURFACE MOUNT NPN Digital Silicon TransistorVOLTAGE 50 Volts CURRENT 70 mAmpereAPPLICATION* Switching circuit, Inverter, Interface circuit, Driver circuit.FEATURE* Small surface mounting type. (SC-88/SOT-363)SC-88/SOT-363* High current gain. * Suitable for high packing density.* Low colloector-emitter saturation.* High saturation current capability.(1) (6)* two CHDTC114Y chips in one package.0.65* Built in bias resistor(R1=10k, Typ. ) 1.2~1.4 2.0~2.20.65(3) (4)0.15~0.351.15~1.350.08~0.15 0.8~1.10~0.10.1 Min.3 12.15~2.45CIRCUITR1 R2R2 R14 6Dimensions in millimeters SC-88/SOT-363LIMITING VALUESIn accordance with the Absolute Maximum Rating System (IEC 60134).SYMBOL PARAMETER CONDITIONS MIN. MAX. UNITVCC Supply voltage - 50 VVIN Input voltage -6 +40 VIO - 70DC Output current