Philips Electronics
NPN/NPN resistor-equipped transistors; R1 = 22 kΩ, R2 = open
Infineon Technologies
NPN Silicon Digital Transistor
Micro Commercial Components
Dual NPN Digital Transistor
Philips Electronics
Resistor-equipped transistors (RETs)
NXP Semiconductors.
NPN/NPN resistor-equipped transistors; R1 = 22 kΩ, R2 = 47 kΩ
Shenzhen Jin Yu Semiconductor Co., Ltd.
General purpose transistors (dual transistors)
NXP Semiconductors.
NPN/NPN resistor-equipped transistors; R1 = 4.7 kΩ, R2 = 47 kΩ
ROHM Semiconductor
General purpose (dual digital transistors)
NXP Semiconductors.
NPN/NPN resistor-equipped transistors; R1 = 4.7 kΩ, R2 = 10 kΩ
Philips Electronics
NPN resistor-equipped transistors; R1 = 2.2 kΩ, R2 = 47 kΩ
Philips Electronics
NPN/NPN resistor-equipped transistors; R1 = 47 kΩ, R2 = open
Shenzhen Jin Yu Semiconductor Co., Ltd.
General purpose transistors (dual transistors)