Datasheet — 3sk41

Are you planning to use the 3SK41 for an project or a legacy repair ? 3SK41 Datasheet, PDF - ALLDATASHEET.COM

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In receiver front-ends, Gate 1 receives the weak antenna signal. Gate 2 is held at a constant DC bias. The low noise figure ensures that the transistor amplifies the signal without adding significant background static. Automatic Gain Control (AGC) Stages 3sk41 datasheet

This circuit is ideal for FM radio (88-108 MHz) or aircraft band (118-136 MHz).

These typical or guaranteed values define how the device behaves in normal operation.

Understanding the technical specifications found within the 3SK41 datasheet is crucial for circuit repair, design modifications, or finding modern direct equivalents. Core Technical Specifications Are you planning to use the 3SK41 for

Restorers of vintage gear report that the 3SK41 is susceptible to several types of failure, most often due to its age and the fragile nature of early MOSFET gates.

The 3SK41 utilizes a classic (frequently cross-referenced with the TO-72 form factor). The metal shell serves a dual purpose: it provides robust thermal dissipation and functions as a Faraday shield to decrease electromagnetic interference (EMI) when grounded.

Typically acts as the primary signal injector. Because the input capacitance ( Cisscap C sub i s s end-sub If you share with third parties, their policies apply

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The 3SK41 solves this by using two independent gates in a series configuration resembling a cascode circuit: acts as the primary signal input. Gate 2 ( G2cap G sub 2 ) acts as an RF shield between Gate 1 and the Drain.