Active Rectifier Controller with Reverse Protection for Battery and Solar cell
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Active Rectifier Controller with Reverse Protection for Battery and Solar cell

This demonstration circuit is an active rectifier with reverse protection for batteries in automotive applications. The project is designed for 5A load current. Two clamping diodes, D1 and D2, are used on the board to protect the IC from overvoltage spikes at the input. The input supply...

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Low Profile 2 Channel Solid State Relay for AC Loads
Power

Low Profile 2 Channel Solid State Relay for AC Loads

This project offers an extremely compact solution for interfacing 2 high voltage resistive or inductive loads. At a low profile, this is the most compact & versatile optically isolated 2 channel solid state relay system. The circuit consists of 2x Triacs and isolated Triac drivers....

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1.946
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LiFePO4 Charger Board based on CN3058E
Power

LiFePO4 Charger Board based on CN3058E

LiFePO4 Batteries: An Overview Compact electronic devices rely on concise li-ion battery packs. Lithium iron phosphate battery (LiFEPO4) or LFP battery is a type of lithium-ion battery that uses lithium iron phosphate as a cathode and a graphitic carbon electrode as the anode. LFP...

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Programmable Frequency – Continuous Conduction Mode (CCM) – Boost Power – Factor Correction (PFC) Controller
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Programmable Frequency – Continuous Conduction Mode (CCM) – Boost Power – Factor Correction (PFC) Controller

The circuit described here is a simple PFC controller using the UCC28180 chip from Texas instruments. The controller operates under average current mode control at a fixed programmable switching frequency of 116 kHz. Simple external current and voltage loop compensation, along with...

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1.892
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This MintyCharger Is Designed For All 9V PP3 Batteries In The Market
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This MintyCharger Is Designed For All 9V PP3 Batteries In The Market

With the increase in the demand for 9V PP3 batteries, there is a significant need for an efficient charger. One might be able to find several PP3 batteries that are manufactured majority being NiMH, however, there is an alternative of Li-Ion batteries. This has made it difficult to get...

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Dual-Level Float-Cum-Boost Charger with Pre-Charge for 12V – 3 to 6Ah Sealed Lead Acid (SLA) Batteries
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Dual-Level Float-Cum-Boost Charger with Pre-Charge for 12V – 3 to 6Ah Sealed Lead Acid (SLA) Batteries

This SLA Battery charger project is the right choice if you want to obtain maximum battery service life and capacity, along with acceptable recharge time and economy, constant current, constant voltage, and even charge a deeply discharged battery. The project contains all the necessary...

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Low Voltage Lead Acid Battery Disconnect board – Prevents Deep Discharge Of 12V Lead Acid Battery
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Low Voltage Lead Acid Battery Disconnect board – Prevents Deep Discharge Of 12V Lead Acid Battery

This project helps to optimize the 12V lead-acid (SLA) battery life as it prevents the battery from going into deep discharge. It is very important to disconnect the load before the battery enters into deep discharge as this may destroy or damage the battery cells.  The circuit shown...

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2.405
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High Side Switch with Input Overvoltage and Overcurrent Protection
PowerTop Stories

High Side Switch with Input Overvoltage and Overcurrent Protection

The project here is a 48V protected, high side switch designed to switch a 5A output load from input voltages from 8V to 48V. The circuit helps the user to easily ON/OFF the high current and voltage load with over-voltage lockout and over-current protection. The wide input range and low...

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2.654
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