D44U4 Specs and Replacement
Type Designator: D44U4
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 31 W
Maximum Collector-Base Voltage |Vcb|: 250 V
Maximum Collector-Emitter Voltage |Vce|: 175 V
Maximum Emitter-Base Voltage |Veb|: 7 V
Maximum Collector Current |Ic max|: 4 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 25 MHz
Collector Capacitance (Cc): 80 pF
Forward Current Transfer Ratio (hFE), MIN: 10
Package: TO220
D44U4 Substitution
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D44U4 datasheet
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Detailed specifications: D44TD4, D44TD5, D44TE3, D44TE4, D44TE5, D44U1, D44U2, D44U3, 2N2907, D44U5, D44U6, D44VH1, D44VH10, D44VH2, D44VH3, D44VH4, D44VH5
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