HiLetgo 12V~40V 10A PWM DC Motor Speed Control Switch Controller Voltage Regulator Dimmer for Arduino: Amazon.com: Industrial & Scientific
IIVVERR Electronic Parts FDS9435A SMD/SMT Package Type 8 Pin PWM Controller IC (Partes electrónicas FDS9435A Tipo de paquete SMD/SMT 8 pines Controlador PWM IC - - Amazon.com
EEEEE IC kit 161 pcs, 20 Models Chip Assortment Set Analog Integrated Circuits Electronics Parts Opamp Pack, 555 Timer Components, Op Amp, Oscillator, Pwm, IC Plier Included UA741 LM358 and More.: Amazon.com:
OB2538AP PWM Control IC,Low Power Switching Power Supply IC,0B2538AP: Amazon.com: Industrial & Scientific
OB2263AP Current Mode PWM Control IC,Low Power Switching Power Supply IC,0B2263AP: Amazon.com: Industrial & Scientific