If your circuit was designed for a 3SK41B, replacing it with an A version may result in insufficient gain and poor AGC action. Conversely, replacing an A with a B may cause excessive current draw and thermal drift.
All. Datasheet. Distributor. Manufacturer. 3SK41. 3SK4. Match, Like. No Data. 3SK40(1) 3SK45(2) Start with. No Data. No Data. End. ALLDATASHEET.COM 3SK41 - NEC/HITACHI/MOTOROLA - Jotrin Electronics 3sk41 datasheet
General-purpose switching and signal conversion in specialized control equipment. Procurement & Alternatives If your circuit was designed for a 3SK41B,