The Features & Applications of 2SB1121 and 2SD1621

Electronic components – 2SB1121 and 2SD1621 are Planar Silicon Transistors, the following are their features and applications.
Features

• Adoption of FBET, MBIT processes.
• Low collector-to-emitter saturation voltage.
• Large current capacity and wide ASO.
• Fast switching speed.
• Ultrasmall size making it easy to provide highdensity, small-sized hybrid IC’s.

Applications

• Voltage regulators, relay drivers, lamp drivers, electrical equipment.

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