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CST118S is widely used in a wireless charging mobile toothbrush scheme
Now many families are using electric toothbrushes, and electric toothbrushes are increasingly accepted by consumers. Next, let‘s introduce electric toothbrushe...
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Comparison Test Report of CST6118 and CST118S
Comparison Test Report of CST6118 and CST118S
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Design of EMI plus filter for class D power amplifier
Design of EMI plus filter for class D power amplifier Class D power amplifier output The output of class D power amplifier is PWM. Because the horn itself is a ...
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Control principle of brushless DC motor and working principle of brushless DC mo...
From simple drilling rigs to complex industrial robots, many machines and equipment use brushless DC motors to convert electrical energy into rotational motion....
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Resolution direction of power amplifier bottom noise
? Generation of bottom noise Generally, the bottom noise of mass produced chips is the normal value, hundreds of micro-amplitude, but in actual use, there ...
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Power amplifier POPO sound solution
?POP sound ? Generally, after the chip is turned on, an impact is input from the sound source, resulting in an impact on the output, which sounds like POP ...
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High sensitivity touch key MCU application circuit
High sensitivity touch key MCU application circuit
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Touch MCU layout precautions
Touch MCU layout precautions: 1: VDD of touch MCU is indirectly connected in parallel with VSS 104 and as close to touch MCU as possible 2: The closer all touch...
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Detailed explanation of MOS transistor working principle diagram - MOS transisto...
MOSFET is a type of FET (another type is JFET) that can be manufactured as either enhanced or depleted, with a total of four types: P-channel or N-channel. Howe...
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Summary of MOS tube driver circuit
When using MOS tube to design switching power supply or motor drive circuit, most people will consider the on-resistance of MOS, maximum voltage, maximum curren...
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Nine common types of power amplifier ics and their respective characteristics
Do you know what are the common types of power amplifier ics? 1, Class A power amplifier, also known as class A power amplifier 2, Class B power amplifier, also...
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PCB layout 12 small details
1.The spacing between the patches 2.the distance between the in-line device and the patch 3.the placement of decoupling capacitors for IC 4.Pay attention to th...
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Brushless direct current motor (BLDC) structure, application field and working p...
Brushless direct current motor (BLDC) composition, application field and working principle, brushless direct current motor (BLDC) is a kind of motor, its struct...
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Power amplifier IC important parameters
In the audio amplifier parameters PSRR, THD+N, SNR, AO, Po,Isc and other parameters determine the advantages and disadvantages of an audio amplifier
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High fashion wearable devices
Early wearable devices are ordinary and ordinary, paying attention to functional requirements, but ignoring the appearance of beauty. People wear them to count ...
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About energy storage system design, you must know these dry details
Energy storage systems play a key role in building a low-carbon world and are one of the most dynamic industrial applications today. The reasons mainly include ...
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What is a smart grid - What are the functional characteristics of a smart grid
Smart grid refers to the power system that is comprehensively optimized and intelligently upgraded based on advanced information and communication technology an...
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How to correctly select the lithium battery charge management chip?
If you want to make better use of lithium-ion batteries and play its role more effectively, how to charge them more efficiently and stably has become particular...
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Internal wiring and detection of dual channel earphones
When detecting the headset, the multimeter chooses R×1 or R×10 stop, first connect the black watch pen to the public conductive section of the headset plug, the...
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Gallium nitride charger and ordinary charger difference
The main difference between gallium nitride chargers and ordinary chargers is the material and working principle used in their power conversion elements. Specif...
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