Chenhan Electronics launches a stable and reliable 4-channel video input solution Chenhan Electronics launches a stable and reliable 4-channel video input solution
EEx p\EEx d\EEx de\EEx e\EEx nA\ The meaning of each CEI/IEC. Can the explosion-proof motors, flameproof motors, flameproof motors and increased safety motors commonly mentioned in China all be repres
Power supply voltage reduction problem. Before, a small transformer was used, and then a bridge rectifier and a three-terminal voltage regulator were used. Now I hear "capacitor voltage reduction" aga
RT, NRF24L01P, the current is still about 500uA after power-down mode, does anyone know why? In theory, the current in standby1 mode is only a few dozen uA. . .
[size=4][b]I. Several principles for selecting components for products[/b] a. Universality principle: The selected components should be widely used and verified, and try to use less unpopular and nich