7Semi LC Power Filter Module 3A

The 7Semi LC Power Filter Module (3A) is a compact and efficient noise suppression board designed to smooth DC power lines and eliminate high-frequency ripple and electromagnetic interference (EMI). It uses a combination of an inductor (L) and capacitor (C) network to filter noise from DC power supplies, providing clean and stable power for sensitive electronic circuits. Capable of handling up to 3A current, this module is ideal for improving performance in audio systems, communication equipment, microcontroller circuits, and other precision electronic devices.

Technical Specifications:

Rated Current: 3A maximum
Input Voltage Range: DC 5 V to 24 V (typical operating range)
Circuit Type: LC low-pass filter network
Components: High-current inductor and low-ESR electrolytic capacitor
Filtering Effectiveness: Reduces power noise and ripple significantly
Ripple Suppression Frequency: High-frequency EMI reduction up to several MHz
Input/Output Terminals: Screw terminals or solder pads for easy connection
Board Material: High-quality FR-4 PCB
Efficiency: Greater than 90% under typical load
Dimensions: Compact and easily integrable design
Operating Temperature: -40°C to +85°C
Mounting Type: PCB-mount or inline connection

Features:

Effectively filters and stabilizes DC power lines
Reduces voltage ripple and high-frequency noise
Supports up to 3A continuous current
High-efficiency LC network design for improved power quality
Compact module suitable for embedded and DIY applications
Simple two-terminal connection for plug-and-play usage
Protects sensitive electronics from unstable power supply interference
High-quality components for long-term reliability

Applications:

Power supply noise filtering for sensitive circuits
Audio amplifier and signal conditioning systems
Microcontroller and IoT power regulation
Communication and RF modules requiring clean DC supply
Industrial control and sensor systems
Robotics and embedded control circuits
Laboratory and prototyping power setups
DC power distribution systems needing noise suppression