EMA3 / UMA3N / FMA3A Transistors Emitter common (dual digital transistors) EMA3 / UMA3N / FMA3A !External dimensions (Units : mm) (3) (4) (2) (5) 1.2 1.6 (1) 0.5 0.13 !Structure Epitaxial planar type PNP silicon transistor (Built-in resistor type.) 0.5 0.5 1.0 1.6 EMA3 0.22 !Features 1) Two DTA143Ts in a EMT or UMT or SMT package. 2) Mounting cost and area can be cut in half. Each lead has same dimensions ROHM : EMT5 Abbreviated symbol : A3 2.0 1.3 (2) (1) (6) 0.65 0.65 (4) (3) UMA3N 0.2 The following characteristics apply to both DTr1 and DTr2. 1.25 0to0.1 0.7 0.15 0.1Min. (1) 2.9 (2) Abbreviated symbol : A3 FMA3A 1.1 DTr1 0.8 R1 DTr2 ROHM : UMT5 EIAJ : SC-88A (3) (5)/(6) (5) R1 (4) (4) (4) 0.95 0.95 1.9 DTr1 (3) (5) DTr2 Each lead has same dimensions R1=4.7k 1.6 2.8 0.3to0.6 0to0.1 (1) R1 (2) R1 (2) 0.3 (3) (1) R1=4.7k FMA3A 0.15 EMA3 / UMA3N 0.9 2.1 !Equivalent circuit Each lead has same dimensions ROHM : SMT5 EIAJ : SC-74A Abbreviated symbol : A3 EMA3 / UMA3N / FMA3A Transistors !Absolute maximum ratings (Ta = 25C) Parameter Symbol Limits Unit Collector-base voltage VCBO -50 V Collector-emitter voltage VCEO -50 V Emitter-base voltage VEBO -5 V IC -100 mA Collector current EMA3, UMA3N Collector power dissipation 150 (TOTAL) PC mW 300 (TOTAL) FMA3A Junction temperature Tj 150 C Storage temperature Tstg -55+150 C 1 2 1 120mW per element must not be exceeded. 2 200mW per element must not be exceeded. !Electrical characteristics (Ta = 25C) Parameter Symbol Min. Typ. Max. Unit Collector-base breakdown voltage BVCBO -50 - - V IC=-50A Collector-emitter breakdown voltage BVCEO -50 - - V IC=-1mA Emitter-base breakdown voltage BVEBO -5 - - V IE=-50A Collector cutoff current ICBO - - -0.5 A DC current transfer ratio hFE 100 250 600 - IEBO - - -0.5 A VEB=-4V VCE (sat) - - -0.3 V IC/IB=-5mA/-0.25mA fT - 250 - MHz R1 3.29 4.7 6.11 k Emitter cutoff current Collector-emitter saturation voltage Transition frequency Input resistance Conditions VCB=-50V VCE/IC=-5V/-1mA VCE=-10mA, IE=5mA, f=100MHz - Transition frequency of the device !Packaging specifications Package Type Taping Code T2R TR T148 Basic ordering unit (pieces) 8000 3000 3000 EMA3 UMA3N FMA3A 1k VCE=-5V DC CURRENT GAIN : hFE 500 50 -1 -500m -200m 200 100 COLLECTOR SATURATION VOLTAGE : VCE (sat) (V) !Electrical characteristic curves -100m Ta=100C 25C -40C 20 10 5 2 1 -100 -200 -500 -1m -2m lC/lB=20 Ta=100C 25C -40C -5m -10m -20m -50m -100m COLLECTOR CURRENT : IC (A) Fig.1 DC current gain vs. collector current -50m -20m -10m -5m -2m -1m -100 -200 -500 -1m -2m -5m -10m -20m -50m-100m COLLECTOR CURRENT : IC (A) Fig.2 Collector-emitter saturation voltage vs. collector current