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RF4

Information - Hilfe 
ID = 78358
       
Land:
Europa
Marke: Common type Europe tube/semicond.
Typ:  Transistor   HF/ZF-Stufe 
Identisch mit RF4 = BF274 = BF238 = BF219

Sockel Drahtenden
Beschreibung

Aufbau/Material/Pol.: Silizium Planar NPN (Silicon RF);
Form/Case/Outline: TO-92;
Daten/electr.data: I F: __ mA; U S: __ V; Isp: __ µA; ß (hfe/beta): __; N: ___ mW; Imax(Ic): __ mA; Umax(Uce): __ V; f g: __ MHz; tmax j: __ °C;

This is NOT a specific transistor - it is a Replacement Classification System ID of BRC (British Radio Corporation Ltd.)
RF4 stands for one of the following transistors: BF274, BF238, BF219, ...
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Abmessungen (BHT)
inkl. Stifte/Spitzli
5 x 5 x 4 mm / 0.20 x 0.20 x 0.16 inch
Gewicht 1 g / 0.04 oz
Literatur -- Collector info (Sammler)   BRC Bulletin

 

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