Transistors with built-in Resistor UN9211/9212/92.
UN921K - Silicon NPN epitaxial planer transistor
Transistors with built-in Resistor UN9211/9212/9213/9214/9215/9216/9217/9218/9219/9210/921D/ 921E/921F/921K/921L/UNR921M/921N/921AJ/921BJ/921CJ Silic.