This post explains for the semiconductor C5149.
See the preview image and the PDF file for more information.
Part Number: C5149
Function: 8A, 1500V, NPN Silicon Transistor
Package: TO-3P, 2-16E3A Type
Manufacturer: Toshiba
Images :
Description
Silicon NPN Triple Diffused Mesa Type Transistor
C5149 Features
1. High Speed : tf = 0.2µs (Typ.)
2. High Voltage: Vcbo = 1500 V
3. Low Saturation Voltage : Vce(sat) = 5 V (Max.)
4. Built-in Damper Type
5. Collector Metal (Fin) is Fully Coverd with Mold Resin.
Pinout
Absolute maximum ratings ( Ta=25°C )
1. Collector to Base Voltage: Vcbo = 1500 V
2. Collector to Emitter Voltage: Vceo = 600 V
3. Emitter to Base Voltage: Vebo = 5 V
4. Collector Current (DC) : Ic = 8 A
5. Total Dissipation : Pc = 50 W
6. Junction Temperature: Tj = 150°C
7. Storage Temperature: Tsg = -55 ~ +150°C
Applications
1. High Speed Switching
2. Horizontal Deflection Output For Medium Resolution Display, Color TV
Other data sheets are available within the file: 2SC5149