Part Number : D5703
Function : 1500V, 10A, Silicon NPN Transistor
Package : TO-3PF Type
Maker : Fairchild Semiconductor
Image : 
Applications :
High Voltage Color Display Horizontal Deflection Output (No Damper Diode)
Pinout
Description :
• High Collector-Base Voltage : VCBO=1500V
• High Switching Speed tF= 0.3µs (Max.)
• For Color TV
Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage : Vcbo = 1500 V
2. Collector to Emitter Voltage : Vceo = 800 V
3. Emitter to Base Voltage : Vebo = 6 V
4. Collector Current : Ic = 10 A
5. Total Dissipation : Pc = 70 W
6. Junction Temperature : Tj = 150°C
7. Storage Temperatue : Tsg = -55 ~ +150°C
KSD5703 = Vcbo1500 V.- Vceo 800 V.- Ic 10 A. -70 W.
BU2520A = CTV-HA, hi-res, 1500/800V, 10A, 125W
BU2522A = CRT-HA, hi-res, 1500/800V, 10A, 125W
BU2525A = CTV-HA, hi-res, 1500/800V, 12A, 125W
BUH1015 = CRT-HA, hi-res, 1500/700V, 14A, 160W
BU2527A = CRT-HA, hi-res, 1500/800V, 12A, 125W
2SD2646 = CTV-HA, 1500/800V, 10A, 80W
2SD2581 = CTV-HA, 1500/800V, 10A, 70W
Datasheet PDF Download : 
Others datasheet of same file : KSD5703
