IC nguồn LM2596 kiểu chân TO-263(5) :* LM2596S-5.0:- Kiểu chân: TO220(5); Hãng: NS;- Step-Down Voltage Regulator: Voltage Output 5V/3A; Voltage Input 4.5V ~ 40V, Frequency Switching: 150kHz* LM2596S-ADJ:- Kiểu chân: TO-263(5); Hãng: National Semiconductor;- Step-Down Voltage Regulator: Adjustable Voltage Output: 1.2V to 37V, 3A; Voltage Input 4.5V ~ 40V, Frequency Switching: 150kHz.* * *Giá bán cho 1 chiếc