2SC491R Specs and Replacement
Type Designator: 2SC491R
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 15 W
Maximum Collector-Base Voltage |Vcb|: 50 V
Maximum Collector-Emitter Voltage |Vce|: 35 V
Maximum Emitter-Base Voltage |Veb|: 5 V
Maximum Collector Current |Ic max|: 1.5 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 15 MHz
Collector Capacitance (Cc): 160 pF
Forward Current Transfer Ratio (hFE), MIN: 30
Noise Figure, dB: -
Package: TO66
2SC491R Substitution
2SC491R datasheet
2sc490 2sc491 2sc492 2sc493 2sc494 2sc495 2sc496 2sc497 2sc498 2sc499.pdf
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2sc4915.pdf
2SC4915 TOSHIBA Transistor Silicon NPN Epitaxial Planar Type 2SC4915 High Frequency Amplifier Applications Unit mm FM, RF, MIX, If Amplifier Applications Small reverse transfer capacitance Cre = 0.55 pF (typ.) Low noise figure NF = 2.3dB (typ.) Maximum Ratings (Ta = = 25 C) = = Characteristics Symbol Rating Unit Collector-base voltage VCBO 40 V Collector-emit... See More ⇒
2sc4910.pdf
Ordering number EN4411 NPN Epitaxial Planar Silicon Transistor 2SC4910 VHF-Band Power Amplifier Applications Features Package Dimensions On-chip emitter ballast resistors. unit mm 2084B [2SC4910] 4.5 1.9 2.6 10.5 1.2 1.4 1.2 0.5 1.6 0.5 1 2 3 1 Emitter 2 Collector 3 Base 2.5 2.5 SANYO FLP Specifications Absolute Maximum Ratings at Ta = 25 C Parameter Symbol ... See More ⇒
2sc4919.pdf
Ordering number EN4765 NPN Epitaxial Planar Silicon Transistor 2SC4919 Muting Circuit Applications Features Package Dimensions Very small-sized package permitting 2SC4919- unit mm applied sets to be made smaller and slimmer. 2106A Small output capacitance. [2SC4909] Low collector-to-emitter saturation voltage. 0.75 0.3 0.6 Small ON resistance. 0 to 0.1 0.2 0.1 ... See More ⇒
Detailed specifications: 2SC490B , 2SC490R , 2SC490Y , 2SC491 , 2SC4913 , 2SC4916 , 2SC4917 , 2SC491B , 2SC5200 , 2SC491Y , 2SC492 , 2SC4927 , 2SC4928 , 2SC493 , 2SC4934 , 2SC4934D , 2SC4934E .
History: 2SC493B
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