PUMD9 transistors equivalent, npn/pnp resistor-equipped transistors.
* Transistors with different polarity and built-in bias resistors R1 and R2 (typ. 10 kΩ and 47 kΩ respectively)
* No mutual interference between the transistors <.
* Especially suitable for space reduction in portable equipment
* Inverter circuit configurations without use of.
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