AAMOSPEC HORIZONTAL DEFLECTION TRANSISTOR NPN ... Specifically designed for use in large screen color deflection BU207 circuits. BU208 FEATURES: BU208A * Collector-Emitter Sustaining Voltage - U Veex = 1300 V (Min.) - BU207 = 1500 V (Min.) - BU208 * Glassivated Base-Collector Junction 5.0 AMPERE POWER TRANSISTORS MAXIMUM RATINGS 1300-1500 VOLTS a . 55 WATTS Characteristic Symbol BU207 BU208 Unit BU208A Collector-Emitter Voltage VeEo 600 700 Vv Collector-Emitter Voltage Voex 1300 1500 Vv Emitter-Base Voltage Vego 5.0 Vv Collector Current - Continuous le 5.0 A - Peak ie) Base Current - Continuous ls 2.5 A Total Power Dissipation @T,=25C Py 55 W Derate above 25C 0.611 wrc Operating and Storage Junction Ty. Tst c Temperature Range - 65 to +115 THERMAL CHARACTERISTICS Characteristic Symbol Max Unit Thermal Resistance Junction to Case Rojec 1.64 CAV PIN 1.BASE 2.EMITTER COLLECTOR(CASE) FIGURE -1 POWER DERATING MILLIMETERS DIM MIN MAX Py , POWER DISSIPATION(WATTS) 0 25 50 To, TEMPERATURE(C) 100 125 XC-TammMoOw> Oo 8 _ @BU207, BU208,BU208A NPN ee ELECTRICAL CHARACTERISTICS ( T, = 25C unless otherwise noted ) Characteristic Symbol Min Max Unit OFF CHARACTERISTICS Collector - Emitter Sustaining Voltage (1) Vceorsus) Vv (lp = 100 mA, |, = 0) BU207 600 BU208,BU208A 700 Collector Cutoff Current lees mA ( Veg = 1300 V, Vee= 0 ) BU207 1.0 ( Veg = 1500 V, Vag =0 ) BU208,BU208A 1.0 Emitter Cutoff Current leno mA ( Vep= 5.0 V, Ig = 0) 10 ON CHARACTERISTICS (1) DC Current Gain hFE (l_ =4.5A, Veg = 5.0 V) 2.25 Collector - Emitter Saturation Voltage BU207,BU208 VcE{sat) 5.0 Vv (1, =4.5A, I, =2.0A) BU208A 1.0 Base - Emitter Saturation Voltage Vee;sat) Vv (lg =4.5 A, Ip = 2.0A) 1.5 DYNAMIC CHARACTERISTICS Current Gain - Bandwidth Product fy MHz (Ig =0.1A, Vog = 5.0 V, f = 1.0 MHz) 4.0(typ) Output Capacitance Cop pF (Vo_=10 V, 1,=0, f=1.0 MHz ) 125(typ) SWITCHING CHARACTERISTICS Fall Time t, us (l,=4.5 A, 1g,=1.8 A, L,=10 uH) 1.0(typ) (1) Pulse Test: Pulse width = 300 us , Duty Cycle = 2.0%BU207,BU208,BU208A NPN ESE Vce . COLLECTOR EMITTER VOLTAGE (VOLTS) V VOLTAGE (VOLTS) COLLECTOR SATURATION REGION DC CURRENT GAIN Tex28C 3 E @ a > eo a i . 2 _ 03 05 0o7 1.0 2 3 005 OOM 02 05 1 2 5 le. BASE CURRENT (A) lc , COLLECTOR CURRENT (AMP) "ON" VOLTAGES SWITCHING BEHAVIOR versus lou 1. 12 228 1=4.5A,b4=1.8A -- - T1008 Lp=10LH 1.0 3 08 Veerset) Qlc/g=2.0 wy = e 06 4 if 04 o Veg;se) @ lofla2.0 OOS oa 02 05 1 2 5 83 35 40 45 6.0 IC , COLLECTOR CURRENT (AMP) lc, GOLLECTOR CURRENT (AMP) IC , COLLECTOR CURRENT (Amp) 10 5.0 2.0 1.0 0.5 0.2 0.1 0.05 0.02 0.01 FORWARD BIAS SAFE OPERATING AREA ~-~ Bonding Wire Limit ~-~ Thermal Limit - Second Breakdown Limit BU207 BU208,A 5 10 20 50 100 200 600 1K VCE , COLLECTOR EMMNTER VOLTAGE (VOLTS)