2ST2121 transistor equivalent, high power pnp epitaxial planar bipolar transistor.
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High breakdown voltage VCEO = 250 V Complementary to 2ST5949 Fast switching speed Typical ft = 25 MHz Fully characterized at 125 oC
Applic.
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1 2
TO-3
Audio power amplifier
Description
The device is a PNP transistor manufactured using new BiT-LA (Bipola.
The device is a PNP transistor manufactured using new BiT-LA (Bipolar transistor for linear amplifier) technology. The resulting transistor shows good gain linearity behaviour. Figure 1. Internal schematic diagram
Table 1.
Device summary
Marking 2S.
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