BU508D Specs and Replacement
Type Designator: BU508D
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 125 W
Maximum Collector-Base Voltage |Vcb|: 1500 V
Maximum Collector-Emitter Voltage |Vce|: 700 V
Maximum Collector Current |Ic max|: 8 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 3 MHz
Collector Capacitance (Cc): 125 pF
Forward Current Transfer Ratio (hFE), MIN: 5
Noise Figure, dB: -
Package: ISOWATT218
- BJT ⓘ Cross-Reference Search
BU508D datasheet
..1. Size:80K st
bu208d bu508d bu508dfi.pdf 

BU208D BU508D/BU508DFI HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTORS BU208D AND BU508DFI ARE STM PREFERRED SALESTYPES HIGH VOLTAGE CAPABILITY U.L. RECOGNISED ISOWATT218 PACKAGE TO-3 (U.L. FILE # E81734 (N) JEDEC TO-3 METAL CASE 1 NPN TRANSISTOR WITH INTEGRATED 2 FREEWHEELING DIODE APPLICATIONS HORIZONTAL DEFLECTION FOR COLOUR TV 3 3 DESCRIPTION 2 2 1 1 T... See More ⇒
..2. Size:96K st
bu208d bu508d.pdf 

BU208D/508D/508DFI HIGH VOLTAGE FASTSWITCHING NPN POWER TRANSISTOR SGS-THOMSON PREFERRED SALESTYPES HIGH VOLTAGE CAPABILITY U.L. RECOGNISED ISOWATT218 PACKAGE (U.L. FILE # E81734 (N) TO-3 JEDEC TO-3 METAL CASE NPN TRANSISTOR WITH INTEGRATED 1 FREEWHEELING DIODE 2 APPLICATIONS HORIZONTAL DEFLECTION FOR COLOUR TV DESCRIPTION 3 3 The BU208D, BU508D and BU508DFI are 2 2 ... See More ⇒
..3. Size:122K inchange semiconductor
bu508d.pdf 

Inchange Semiconductor Product Specification Silicon NPN Power Transistors BU508D DESCRIPTION With TO-3PN package High voltage Built-in damper diode APPLICATIONS For use in large screen colour deflection circuits. PINNING PIN DESCRIPTION 1 Base Collector;connected to 2 mounting base Fig.1 simplified outline (TO-3PN) and symbol 3 Emitter Absolute maxi... See More ⇒
0.1. Size:45K philips
bu508df.pdf 

Philips Semiconductors Product specification Silicon Diffused Power Transistor BU508DF GENERAL DESCRIPTION High voltage, high-speed switching npn transistors in a fully isolated SOT199 envelope with integrated efficiency diode, primarily for use in horizontal deflection circuits of colour television receivers. QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS TYP. MAX. UNIT VCESM Collec... See More ⇒
0.2. Size:46K philips
bu508dx.pdf 

Philips Semiconductors Product specification Silicon Diffused Power Transistor BU508DX GENERAL DESCRIPTION High voltage, high-speed switching npn transistors in a fully isolated SOT399 envelope with integrated efficiency diode, primarily for use in horizontal deflection circuits of colour television receivers. QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS TYP. MAX. UNIT VCESM Collec... See More ⇒
0.3. Size:58K philips
bu508dw.pdf 

Philips Semiconductors Product specification Silicon Diffused Power Transistor BU508DW GENERAL DESCRIPTION High voltage, high-speed switching npn transistors in a plastic envelope with integrated efficiency diode, primarily for use in horizontal deflection circuits of colour television receivers. QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS TYP. MAX. UNIT VCESM Collector-emitter vo... See More ⇒
0.4. Size:414K st
bu508dfi.pdf 

BU508DFI HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR STMicroelectronics PREFERRED SALESTYPE HIGH VOLTAGE CAPABILITY ( > 1500 V ) NPN TRANSISTOR WITH INTEGRATED FREEWHEELING DIODE FULLY INSULATED PACKAGE (U.L. COMPLIANT) FOR EASY MOUNTING APPLICATIONS 3 HORIZONTAL DEFLECTION FOR COLOUR 2 TV UP TO 25" 1 DESCRIPTION ISOWATT218 The BU508DFI is manufactured using ... See More ⇒
0.5. Size:228K comset
bu508df.pdf 

NPN BU508DF SILICON DIFFUSED POWER TRANSISTORS SILICON DIFFUSED POWER TRANSISTORS The BU508DF is NPN transistors in a fully isolated SOT199 envelope (with integrated efficiency diode for the BU508DF). They are a high voltage, high speed switching and they are intended for use in horizontal deflexion circuits of colour television receivers. ABSOLUTE MAXIMUM RATINGS Symbol Ratings Value U... See More ⇒
0.6. Size:42K inchange semiconductor
bu508df.pdf 

Inchange Semiconductor Product Specification Silicon NPN Power Transistors BU508DF DESCRIPTION With TO-3PFa package High voltage,high speed With integrated efficiency diode APPLICATIONS For use in horizontal deflection circuits of colour TV receivers PINNING PIN DESCRIPTION 1 Base 2 Collector 3 Emitter ABSOLUTE MAXIMUM RATINGS(TC=25 ) SYMBOL PARAMETER CONDIT... See More ⇒
0.7. Size:217K inchange semiconductor
bu508dx.pdf 

isc Silicon NPN Power Transistor BU508DX DESCRIPTION High Voltage-V = 1500V(Min.) CES Collector Current- I = 8.0A C Built-in Integrated Diode Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for use in large screen color deflection circuits . ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collect... See More ⇒
0.8. Size:216K inchange semiconductor
bu508dfi.pdf 

isc Silicon NPN Power Transistor BU508DFI DESCRIPTION High Voltage-V = 1500V(Min.) CES Collector Current- I = 8.0A C Built-in Damper Diode Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for use in large screen color deflection circuits . ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collector-... See More ⇒
0.9. Size:214K inchange semiconductor
bu508dw.pdf 

isc Silicon NPN Power Transistor BU508DW DESCRIPTION High Voltage-V = 1500V(Min.) CES Collector Current- I = 8.0A C Built-in Integrated Diode Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for use in large screen color deflection circuits . ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collect... See More ⇒
0.10. Size:218K inchange semiconductor
bu508dr.pdf 

isc Silicon NPN Power Transistor BU508DR DESCRIPTION High Voltage Capability High Current Capability Fast Switching Speed Built-in Integrated Diode Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for use in large screen color deflection circuits . ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V ... See More ⇒
Detailed specifications: BU506DF, BU506F, BU508, BU508A, BU508AF, BU508AFI, BU508AT, BU508AXI, 2SC4793, BU508DF, BU508DFI, BU508DR, BU508DRF, BU508DXI, BU508FI, BU508L, BU522
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