Specification Brand : USSR BulletPoint : Transistor silicon KT646A analogue 2SC2036, 2SC3419, 2SC495, BD82 USSR 15 pcs BulletPoint1 : Transistor silicon KT664A-9 analogue 2SA715B USSR 6 pcs BulletPoint2 : There are more than 25 000 items in our stock. The full listings can be found here www.amazon.com/shops/A19NX3RFNSYB6R BulletPoint3 : If you can't find the item you need, you may contact us. BulletPoint4 : Darlington Pre-Amp Driver BulletPoint5 : SOT-23 Color : One Color ExternallyAssignedProductIdentifier : 4659742052141 ExternallyAssignedProductIdentifier1 : 768249107019 ExternallyAssignedProductIdentifier2 : 0768249107019 ExternallyAssignedProductIdentifier3 : 00768249107019 Frequency : 250 MHz ItemName : S.U.R. & R Tools Transistor Silicon KT646A Analogue 2SC2036, 2SC3419, 2SC495, BD82 USSR 15 pcs ItemPackageDimensions_Height : 0.15 inches ItemPackageDimensions_Length : 6.25 inches ItemPackageDimensions_Width : 3.7 inches ItemPackageQuantity : 1 ItemTypeKeyword : darlington-transistors Manufacturer : USSR Material : silicon ModelNumber : GT403D (1T403D) NumberOfItems : 125 PartNumber : USSR ProductDescription : Transistors KT646A silicon epitaxial-planar structures n-p-n amplifying. Designed for use in high-frequency amplifiers, pulse and switching devices. They are produced in a plastic case with rigid terminals. KT646A: Structure of the transistor: n-p-n; Рк max - Constant dissipated collector power: 1 W; fgr - Boundary frequency of the transistor current transfer factor for a common emitter circuit: at least 250 MHz; UCBO max - Maximum collector-base voltage for a given collector return current and open-circuit emitter: 60 V; Uebo max - The maximum emitter-base voltage for a given reverse current of the emitter and an open collector circuit: 4 V; Iк max - Maximum permissible constant collector current: 1 A; Iкбо - Return current of the collector - current through the collector junction at a given collector-base return voltage and open-circuit emitter output: no more than 10 μA (60 V); h21e - Static transistor current transfer coefficient for circuits with common emitter: 40 ... 200; Sk - Capacity of the collector junction: not more than 10 pF; Rke us - Resistance of saturation between the collector and emitter: not more than 1.7 Ohm; tk - Time constant of the feedback loop at high frequency: not more than 120 ps ProductSiteLaunchDate : 2016-09-16T07:00:00.000Z Size : One Size SupplierDeclaredDgHzRegulation : unknown UnitCount : 1 Voltage : 1500 volts Wattage : 65 watts