2N1490 Transistors Si NPN Power BJT Military/High-RelN V(BR)CEO (V)400 V(BR)CBO (V)100 I(C) Max. (A)6.0 Absolute Max. Power Diss. (W)75 Maximum Operating Temp (oC)175o I(CBO) Max. (A)25u @V(CBO) (V) (Test Condition)30 V(CE)sat Max. (V) @I(C) (A) (Test Condition) @I(B) (A) (Test Condition) h(FE) Min. Current gain.25 h(FE) Max. Current gain.75 @I(C) (A) (Test Condition)1.5 @V(CE) (V) (Test Condition)4.0 f(T) Min. (Hz) Transition Freq1.0M| @I(C) (A) (Test Condition)100m @V(CE) (V) (Test Condition)12 t(d) Max. (s) Delay time. t(r) Max. (s) Rise time t(on) Max. (s) On time.