BU121 Specs and Replacement
Type Designator: BU121
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 50 W
Maximum Collector-Base Voltage |Vcb|: 200 V
Maximum Collector-Emitter Voltage |Vce|: 200 V
Maximum Emitter-Base Voltage |Veb|: 8 V
Maximum Collector Current |Ic max|: 10 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 4 MHz
Forward Current Transfer Ratio (hFE), MIN: 7
Package: TO3
BU121 Substitution
- BJT ⓘ Cross-Reference Search
BU121 datasheet
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Detailed specifications: BU113, BU113S, BU114, BU115, BU116, BU117, BU118, BU120, NJW0281G, BU122, BU123, BU124, BU124A, BU125, BU125S, BU126, BU126A
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