
Microchip Technology
PWM Fan Speed Controller with FanSense™ Technology

NXP Semiconductors.
NPN switching transistor

Fairchild Semiconductor
NPN General Purpose Amplifier

Diodes Incorporated.
40V NPN SMALL SIGNAL TRANSISTOR IN SOT23

General Semiconductor
Small Signal Transistor (NPN)

Unisonic Technologies
NPN GENERAL PURPOSE AMPLIFIER