Maintenance/DiscontinuedMaintenance/Discontinued includes following four Product lifecycle stage.(planed maintenance type, maintenance type, planed discontinued typed, discontinued type)Maintenance/DiscontinuedMaintenance/Discontinued includes following four Product lifecycle stage.(planed maintenance type, maintenance type, planed discontinued typed, discontinued type)Mainten

Transistor2SD1991ASilicon NPN epitaxial planer typeFor general amplificationUnit: mmComplementary to 2SB1320A6.9 0.1 1.05 2.5 0.1 0.05 (1.45)0.7 4.00.8FeaturesHigh foward current transfer ratio hFE.Low collector to emitter saturation voltage VCE(sat).0.65 max.Allowing supply with the radial taping.+0.1 0.450.052.5 0.5 2.5 0.5Absolute Maximum Rati

Transistor2SD1991ASilicon NPN epitaxial planer typeFor general amplificationUnit: mmComplementary to 2SB1320A6.9 0.1 1.05 2.5 0.1 0.05 (1.45)0.7 4.00.8FeaturesHigh foward current transfer ratio hFE.Low collector to emitter saturation voltage VCE(sat).0.65 max.Allowing supply with the radial taping.+0.1 0.450.052.5 0.5 2.5 0.5Absolute Maximum Rati

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-92 Plastic-Encapsulate Transistors TO-92 2SD1991A TRANSISTOR (NPN) 1. EMITTER FEATURES 2. COLLECTOR High Foward Current Transfer Ratio hFE 3. BASE Low Collector to Emitter Saturation Voltage VCE(sat). Allowing Supply with the Radial Taping. MAXIMUM RATINGS (Ta=25 unless otherwise noted) Symbol Parameter

2SD1991A(NPN) TO-92 Bipolar Transistors 1. EMITTER TO-92 2. COLLECTOR 3. BASE Features High foward current transfer ratio hFE Low collector to emitter saturation voltage VCE(sat). Allowing supply with the radial taping. MAXIMUM RATINGS (TA=25 unless otherwise noted) Symbol Parameter Value UnitsVCBO Collector-Base Voltage 60 VVCEO Collector-Emitter Voltage 50 V