Early Mullard OC43 PNP Germanium Transistor 1961 OM0285P


100 in stock

SKU: OM0285P Category:


1 Piece

PNP Germanium transistor

Originally manufactured in the early 60’s (dated ’61)

Country of Origin:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Transistor   RF/IF-Stage 

Base Wires
Filament Solid State
Description PNP germanium junction transistor for switch applications, also usable for AM broadcast mixer/oscillator replacements.
Dimensions (WHD)
incl. pins / tip
5 x 15 x mm / 0.20 x 0.59 x inch
Weight 2 g / 0.07 oz



Type Designator: OC43

Material of Transistor: Ge

Polarity: PNP

Maximum Collector Power Dissipation (Pc): 0.08 W

Maximum Collector-Base Voltage |Vcb|: 15 V

Maximum Collector-Emitter Voltage |Vce|: 15 V

Maximum Emitter-Base Voltage |Veb|: 12 V

Maximum Collector Current |Ic max|: 0.05 A

Max. Operating Junction Temperature (Tj): 80 °C

Transition Frequency (ft): 15 MHz

Collector Capacitance (Cc): 12 pF

Forward Current Transfer Ratio (hFE), MIN: 100

Noise Figure, dB: –

Package: X01

Please note: These now obsolete transistors came to us as part of a lot of surplus stock originating from from a large ‘Milspec’ type Co. – they are new and unused and work perfectly but have been in storage for some time we have therefore classified them as new other.

Additional information