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Composite Transistors
XP1E554
Silicon NPN epitaxial planer transistor
Unit: mm
2.1±0.1 0.425 1.25±0.1 0.425
0.65
q
q q
0.9± 0.1
q
2SC3757 × 2 elements
1 : Base (Tr1) 2 : Emitter (Tr1) Collector (Tr2)
0 to 0.1
s Basic Part Number of Element
0.7±0.1
0.12 – 0.02
0.2±0.