How much current flows through a {eq}10\text{-}\Omega {/eq} resistor when it is connected across a {eq}12\text{-V} {/eq} battery? Current and Voltage Relation: The current passes through a resistor in a circuit connected across a battery of the potential...
Current Limit: Buck regulators such as the ADP2138 incorporate protection circuitry to limit the amount of positive current flowing through the PFET switch and the synchronous rectifier. The positive current control limits the amount of current that can flow from the input to the output. The negati...
As soon as the voltage reading settle down (stop changing very much), record the value and disconnect the battery immediately. The contact should be made no longer than few seconds to prevent the load resistance to draw too much current from the battery and affect the overall reading. I also...
Use a clothespin to crimp the tube and limit the flow to a trickle. Place a thermometer in each container of water to track the temperature change. Does the angle of the box toward the sun make a difference? What if you use a longer piece of tubing and make more loops? The warmer ...
It monitors each cell and leverages a transistor switch and an appropriately sized discharge resistor in parallel with each cell. When the BMS senses a given cell is approaching its charge limit, it will steer excess current around it to the next cell below in a top-down fashion. Click to ...
Some surge stoppers also monitor for overcurrent conditions using a series sense resistor (the circuit breaker in Figure 5), and adjust the gate of the N-channel MOSFET to limit the current presented to the output load. Figure 5. A high level diagram of a surge stopper implementation. There...
transistor. In this example, the NPN transistor needs to drop around 5V across it, which would limit it to a maximum of -100mA average load current (note: the peak gate charge/discharge current is supplied from the output capacitors, so only the average current drain needs to be considered...
Anyway, for this limit condition and by looking at Fig. 3 , a good approximation can be found. Figure 3. LLC operation at fSW >> fRES When the operating frequency is much higher than the resonance frequency, the resonant tank current ILLC becomes a triangular waveform, beca...
How much security do you want or not want? How much convenience are you willing to compromise for security and vice-versa? What are the threats you want to protect against? What are the specifics to your situation? For example: Is physical access to your server/network a possible attack...
How much security do you want or not want? How much convenience are you willing to compromise for security and vice-versa? What are the threats you want to protect against? What are the specifics to your situation? For example: Is physical access to your server/network a possibl...