![ETL](/logo/ETL.png)
E-Tech Electronics LTD
Digital transistors (built-in resistors)
![DGNJDZ](/logo/DGNJDZ.png)
Nanjing International Group Co
Digital transistors (built-in resistors)
![Secos](/logo/Secos.png)
Secos Corporation.
Digital Transistors NPN (Built-in Resistors)
![Rectron](/logo/Rectron.png)
Rectron Semiconductor
DIGITAL TRANSISTOR (NPN)
![Weitron](/logo/Weitron.png)
Weitron Technology
NPN DIGITAL TRANSISTOR
![Secos](/logo/Secos.png)
Secos Corporation.
Digital Transistors NPN (Built-in Resistors)
![CYSTEKEC](/logo/CYSTEKEC.png)
Cystech Electonics Corp.
NPN Digital Transistors (Built-in Resistors)
![ONSEMI](/logo/ONSEMI.png)
ON Semiconductor
Digital Transistors (BRT) R1 = 10 kΩ, R2 = 10 kΩ
![CYSTEKEC](/logo/CYSTEKEC.png)
Cystech Electonics Corp.
NPN Digital Transistors (Built-in Resistors)
![MCC](/logo/MCC.png)
Micro Commercial Components
NPN Digital Transistor
![Willas](/logo/Willas.png)
Willas Electronic Corp.
DIGITAL TRANSISTOR (NPN)(Built-in Resistors)
![Leshan-Radio](/logo/Leshan-Radio.png)
Leshan Radio Company
Digital transistors (built-in resistors)