This post describes for the semiconductor 1803DHI, ST1803DHI.
The function of this semiconductor is NPN Power Transistor.
The manufacturer of this part is STMicroelectronics.
See the preview image and the 1803DHI Datasheet PDF file for more information.
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Description
The 1803DHI is manufactured using Diffused Collector technology for more stable operation Vs base drive circuit variations resulting in very low worst case dissipation.
Features
1. NEW SERIES, ENHANCHED PERFORMANCE
2. FULLY INSULATED PACKAGE FOR EASY MOUNTING
3. INTEGRATED FREE WHEELING DIODE
4. HIGH VOLTAGECAPABILITY
5. HIGH SWITCHING SPEED
6. TIGTHER hfe CONTROL
7. IMPROVED RUGGEDNESS
Applications:
HORIZONTAL DEFLECTION FOR COLOR TV
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