H-Bridge for High Power Brushed DC Motor with Current Sense

H-Bridge for High Power Brushed DC Motor with Current Sense

This H-bridge board is an easy-to-use brushed DC motor driver that can handle large-size motors such as wheelchair motors, and winch motors. An H-bridge is an electronic circuit that switches the polarity of a voltage applied to a load. The circuit is built using 4 x N-Channel...

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Brushed DC Motor Speed Controller Using Radio Control (RC) Remote

Brushed DC Motor Speed Controller Using Radio Control (RC) Remote

This is a Brushed DC motor controller designed to control one brushed DC motor up to 5A. It can control the speed of the DC motor using a Radio Control (RC) System. This Arduino compatible hardware converts RC PWM signal into 0 to 100% duty cycle PWM which further drives high current...

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Electronic DC Load using TLE2141

Electronic DC Load using TLE2141

The circuit shown here is a low-cost electronic DC load designed to sink current from a power source. This test equipment can be used to test power devices such as power supplies, chargers, solar panels, and batteries. The board is built using op-amp TLE2141, LM385 provides the...

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Dual MOSFET Driver – Two Channel DC SSR Using MOSFETS & Gate Driver

Dual MOSFET Driver – Two Channel DC SSR Using MOSFETS & Gate Driver

The project presented here is a dual-channel MOSFET DC relay. The project is capable of driving a 5A load on each channel with an input supply of 48V DC. The LTC7067 chip drives the two high-side N-Channel MOSFETS with supply voltages up to 48V DC. Its powerful 0.8Ω pull-down and...

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Low-Cost LED Dimmer using LM3578

Low-Cost LED Dimmer using LM3578

This Low-cost LED dimer project includes two main parts, an LM3578 chip, and a MOSFET. The LM3578 generates a PWM signal, and Q1 MOSFET helps to drive a high current LED. The project also includes current limit feature. Over current trigger point is set to 1.1A. LED intensity can be...

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Cooling Fan Controller Using Temperature Sensor LM35

Cooling Fan Controller Using Temperature Sensor LM35

The project presented here is a low-cost solution for heat management of the heatsink and various equipment that requires automatic control of a cooling Fan. The project is built using a very cheap LM358 OPAMP. LM358 is used as a comparator, and a trimmer PR1 is provided to set the...

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1200V High-Current Half-Bridge using FAN73912

1200V High-Current Half-Bridge using FAN73912

The project presented here is designed for high-voltage and high-speed driving for MOSFETS and IGBTs that operate up to +1200V. The project consists of a FAN73912 gate driver chip and 2 x IGBTs, DC bus capacitors, current sense resistor for current feedback etc. The advanced input...

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1.491
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High Current Half-Bridge with Over Current & Voltage Feedback for Step Down DC-DC Converter

High Current Half-Bridge with Over Current & Voltage Feedback for Step Down DC-DC Converter

This project enables the user to create a high current DC-DC converter. The project consists of a high current inductor, high current low voltage 2 x MOSFETs, half-bridge driver LT1158 chip, voltage feedback using onboard R9 and R10 resistor dividers, shunt resistor for overcurrent...

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