~ SEMELAB LINiT=D 3959-403 ) BU208/508/508FI | BU208A/508A/508AFI HORIZONTAL TVC DEFLECTION HIGH VOLTAGE HIGH POWER s HIGH SWITCHING SPEED GOOD STABILITY CONSUMER POWER SUPPLY TV COLOR HORIZONTAL DEFLECTION ISOWATT218 INTERNAL SCHEMATIC DIAGRAM Cc DESCRIPTION 8 The BU208/A, BUS08/A and the BUSC8FI/AFI are silicon multiepitaxial mesa NPN transisiors. NPN e They are respectively in Jedec TO-3 metal case in _e TO-218 plastic case and in ISOWATT218 fully isolated package. ABSOLUTE MAXIMUM RATINGS Symbal | Parameter Value Unit Ves Colleccor-emtter Voltage (Vaz = 0} 1500 Vv Veeo | Callector-emitter Voltage (lg = 9) 700 v Ve3q0 | Emitter-base Voltage (Ic = 0} 10 v Ig Collector Current 8 A lem Colleczer Peak Current 15 A TO-3 TO-218 |ISOWATT218 Pig; | Total Ciss.oation at T, = 25C i 150 125 60 W Tstg | Storage Temperature | 65 to. 175|- 65 to 150] -651t0 150 | <C T, Max. Ocerating Junction Temperature { 475 150 150 { 3THERMAL DATA BU208/508/508FI-BU208/508A/508AF] | | | To-3 | To-218 lisowatt218 | Rinycase ' Tnermat Resistance Junctian-case Max} 1 1 208 C.W ELECTRICAL CHARACTERISTICS (T.,.. = 25C unless otherwise specified) Symbol | Parameter | Test Conditions Min. Typ. Max. Unit lees Collector Cutoff Current Vee = Voces Te = 125C 1 mA (Vge =0) Vee =Veces 2 mA leso | Emitter Cutoff Current Veg = 5V 100 pA (Ie =0) Vceos.s "| Collector Emitter Sustaining | Ic = 100mA 700 Vv Voltage Veac | Emitter-base Voltage (I = 0); le = i0mA 10 Vv Veegrsar:| Collector-emitter Saturation | Io =4.5A Ig = 2A { Voitage | for BU208A:508/508AF! 1 Vv | : for BU208/SOS08FI 5 Vv "Vac sax): Sase-emitter Saturation ~ Ie =45A ls 2A 13 v I | Valtage I fe fs Transition Frequency Lig =0.1A Vez =5V f=5MHz | 7 MHz INDUCTIVE LOAD " Symbol. Parameter ' Test Conditions Min. Typ. | Max. | Unit. : ts | Storage Time blo =4.5A hee = 2.5 Vex = 140V 7 us ti Fail Tire Le =0.9mH tg = 3uH 0.55 | _us Purse pulse curation = 300 us. duty cycle = 15% Safe Operating Area (TO-3). ' he . tal) Max PlLSE0 ~ 190 bicMAX CONT MON } AEPETINVE PULSE -_ 2 1Odus wo Lees ts eS___:= AC CPE RarlloM Yee! v Safe Operating Area (TO-218/ISOWATT218). MAX CONT ' SEMELAB L . B U208/508/508FI-BU208A/508A/508AF| DC Current Gain. he ro 0? ot to iA) Base-emitter Saturation Voltage. 0.4 1 Iota Switching Time Inductive Load. thsi 3 os Or frreD uu GLE Lo Switching Time Inductive Load, F aa Pitoriry yo, {ereOpH | | =25 [7] fret Tey] t por = | [Petit 1, east | ' pea ge } S eo S Collector-emiter Saturation Vokage. 1 eta