HORIZONTAL DEFLECTION TRANSISTOR
WITH INTEGRATED DAMPER DIODE
NPN BU208D 5A 60W
Technical Data
…designed for use in large screen color deflection circuits.
F Collector-Emitter Voltage-VCES=1500Vdc
F Low saturation:VCE(sat)=1V(max)@IC=4.5Adc
F TO-3 Package
F VCEO(sus)=700V(min)
MAXIMUM RATINGS
Rating Symbol Value Unit
Collector- Emitter Voltage V CEO 700 Vdc
Collector- Emitter Voltage V CES 1500 Vdc
Emitter Base Voltage V EB 5 Vdc
Collector Current – Continuous
_Peak(1) I C
ICM
5
7.5 Adc
Base Current – Peak IB3.5 Adc
Total Power Dissipation @
TC = 25°C
Derate above 25°C
PD 60
0.666 Watts
W/°C
Operating and Storage junction
Temperature Range Tj,Tstg -65 to +115 °C
THERMAL CHARACTERISTICS
Characteristic Symbol Max. Unit
Thermal resistance junction to case R thjc 1.5 °C/W
ELECTRICAL CHARACTERISTICS :[ Tc = 25 °C unless otherwise noted ]
Characteristic Symbol Min Typ Max Unit
* Off Characteristics :
Collector–Emitter Sustaining
Voltage (1) [ Ic =100 mAdc, I
B =
0 ]
VCEO(sus) 700 Vdc
Collector Cutoff Current
[ VCE = 1500 Vdc, VBE = 0 ] ICES 1 mAdc
Emitter Cutoff Current
[ VEB = 5Vdc, Ic = 0 ] IEBO 300 mAdc
* On Characteristics (1):
Diode Forward Voltage
(IF=4A) VF2 Vdc
Collector-Emitter Saturation
Voltage
[ Ic = 4.5 Adc , IB = 2Adc )
VCE(sat) 1 Vdc
Base-Emitter Saturation Voltage
[ Ic = 4.5 Adc , IB = 2Adc ] VBE(sat) 1.5 Vdc
SWITCHING CHARACTERISTICS
Fall Time
(IC(end)=4.5Adc,VCC=140Vdc,
IB(end)=1.8A,LC=0.9mH,LB=10µH)
tf--- 0.6 --- µs
(1) Pulse Test : Pulse Width =300µs , Duty Cycle < 3.0%
