MPSA28, MPSA29 MPSA29isaPreferredDevice Darlington Transistors NPNSilicon Features Pb--Free Packages are Available* MPSA28,MPSA29 ELECTRICALCHARACTERISTICS (T =25 C unless otherwise noted) A Characteristic Symbol Min Typ Max Unit OFFCHARACTERISTICS Collector--Emitter Breakdown Voltage V Vdc (BR)CES (I = 100 mAdc, V = 0) MPSA28 80 -- -- C BE MPSA29 100 -- -- Collector--Base Breakdown Voltage V Vdc (BR)CBO (I = 100 mAdc, I = 0) MPSA28 80 -- -- C E 100 -- -- MPSA29 Emitter--Base Breakdown Voltage V 12 -- -- Vdc (BR)EBO (I =10 mAdc, I =0) E C Collector Cutoff Current I nAdc CBO (V =60Vdc,I = 0) MPSA28 -- -- 100 CB E (V =80Vdc,I = 0) MPSA29 -- -- 100 CB E Collector Cutoff Current I nAdc CES (V =60Vdc,V = 0) MPSA28 -- -- 500 CE BE (V =80Vdc,V = 0) MPSA29 -- -- 500 CE BE Emitter Cutoff Current I -- -- 100 nAdc EBO (V =10Vdc,I =0) EB C ONCHARACTERISTICS (Note 1) DC Current Gain h -- FE (I =10mAdc,V =5.0Vdc) 10,000 -- -- C CE (I = 100 mAdc, V =5.0Vdc) 10,000 -- -- C CE Collector--Emitter Saturation Voltage V Vdc CE(sat) =10mAdc,I =0.01mAdc) -- 0.7 1.2 (I C B (I = 100 mAdc, I =0.1mAdc) -- 0.8 1.5 C B Base--Emitter On Voltage V -- 1.4 2.0 Vdc BE(on) (I = 100 mAdc, V =5.0Vdc) C CE SMALL--SIGNALCHARACTERISTICS Current--Gain -- Bandwidth Product (Note 2) fT 125 200 -- MHz (I =10mAdc,V =5.0Vdc,f=100MHz) C CE Output Capacitance Cobo -- 5.0 8.0 pF (V =10Vdc,I =0,f=1.0MHz) CB E 1. Pulse Test: Pulse Width 300 ms, Duty Cycle 2.0%. 2. f =h S f . T fe test