LM317 Voltage Regulator LM317 Voltage Regulator: The LM317 device is a three-terminal adjustable positive voltage regulator that can supply more than 1.5A in the output voltage range of 1.25V to 37V. It only needs two external resistors to adjust. the output voltage. The device has normal line control of 0.01% and normal load control of 0.1%. It … Read more
Battery Charge Controller Circuit The charge controller circuit for the battery does not bother you when you worry about changing the charger with different battery levels, the main advantages are an improved lifetime and low power consumption since it turns off the charger when the battery is fully charged. So far, we have published a … Read more
Automatic changeover circuit Automatic Changeover Switch using IC LTC4412 from Linear Technologies. This Automatic changeover circuit using IC LTC4412 can be used for the automatic switchover of a load between a battery and a wall adapter.LTC4412 controls an external P-channel MOSFET to create a near ideal diode function for power switch over and load sharing. … Read more
12V Battery Level Indicator Circuit 12V Battery Level Indicator Circuit using LM3914 IC: The LM3914 IC can sense voltage levels and can drive a display of 10 LEDs in dot mode or bar mode. The bar mode and dot mode can be externally set and more than one ICs can be cascaded together to get an … Read more