FMY4A Specs and Replacement
Type Designator: FMY4A
SMD Transistor Code: Y4
Material of Transistor: Si
Polarity: NPN*PNP
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.3 W
Maximum Collector-Base Voltage |Vcb|: 60 V
Maximum Collector-Emitter Voltage |Vce|: 50 V
Maximum Emitter-Base Voltage |Veb|: 6 V
Maximum Collector Current |Ic max|: 0.15 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 140 MHz
Forward Current Transfer Ratio (hFE), MIN: 120
Package: SC74A
FMY4A Substitution
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FMY4A datasheet
umy4n fmy4a y4 sot353 sot23-5.pdf 
UMY4N / UMZ2N / FMY4A / IMZ2A Transistors Power management (dual transistors) UMY4N / UMZ2N / FMY4A / IMZ2A Features External dimensions (Units mm) 1) Both a 2SA1037AK chip and 2SC2412K chip in a UMY4N UMT or SMT package. 1.25 Absolute maximum ratings (Ta = 25 C) 2.1 Limits Parameter Symbol Unit 0.1Min. Tr1 Tr2 Collector-base voltage VCBO -60 60 V ROHM UMT5 Ea... See More ⇒
FMY4A Transistors Power management (dual transistors) FMY4A External dimensions (Unit mm) Feature 1) Both a 2SA1037AK chip and 2SC2412K chip in a FMY4A EMT or UMT or SMT package. 1.6 Equivalent circuits 2.8 FMY4A 0.3to0.6 (3) (4) (5) Each lead has same dimensions ROHM SMT5 EIAJ SC-74A Tr1 Tr2 (2) (1) Absolute maximum ratings (Ta = 25 C) Limits Parameter... See More ⇒
Detailed specifications: FMW2, FMW3, FMW4, FMW6, FMW7, FMW8, FMY1A, FMY3A, 2SC5198, FMY5, FMY6, FN1A3Q, FN1A4M, FN1A4P, FN1A4Z, FN1F4M, FN1F4N
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