2SD667A transistor equivalent, silicon npn transistor.
2SB647(A)。 Complementary pair with 2SB647(A).
/ Applications
。 Low frequency power amplifier.
/ Equivalent Circuit
/ Pinning
123
PIN1：Base
PIN 2：Collector
PIN.
。 Low frequency power amplifier.
/ Equivalent Circuit
/ Pinning
123
PIN1：Base
PIN 2：Collector
PIN 3：Emitter
/ .
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