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The MOC3021 is a DIP-6 optoisolator with an integrated triac driver, providing 7,500Vrms isolation for safe and efficient switching of AC and DC loads in industrial control, consumer electronics, and automation systems.
The AMS1117-3.3V is a low dropout voltage regulator that delivers a stable 3.3V output with up to 1A of current. Available in SOT223 and SOT89 packages, it features low quiescent current, thermal shutdown, and current limiting protection, making it ideal for a wide range of applications including portable electronics and communication systems.
The LM555CN is a low-power timer IC with a 15V supply voltage and 100mA output capability. Ideal for timing, pulse generation, PWM, and oscillation applications, it offers precision and efficiency in a compact 8-pin DIP package.
The BT201 Dual Mode 5.0 Bluetooth Lossless Audio Power Amplifier is a compact and efficient Bluetooth audio module that offers lossless sound quality for wireless streaming and hands-free communication. Operating on 5V, it’s perfect for DIY speakers, portable audio systems, and smart home audio setups.
The MG996 Servo Motor with Metal Gears provides high torque and durability for robotics, automation, and RC models. With a torque of up to 9.4 kg.cm and a full set of accessories, it’s perfect for demanding projects that require precision and strength.
The NE5532 Preamplifier Module is a high-quality audio preamp designed for microphone, guitar, and audio signal amplification. With an operating voltage range of 12V to 35V DC and 600mA current capacity, it provides low-noise, high-fidelity amplification for a variety of DIY audio projects and home audio systems.
The MAX4466 Electret Microphone Amplifier (GY-MAX4466) offers adjustable gain for clear, amplified audio from electret microphones. Perfect for sound detection, voice recognition, and DIY electronics, this compact module operates from 2.4V to 5.5V, making it ideal for Arduino and Raspberry Pi projects.
The PAM8403 3W+3W Stereo Audio Amplifier Board provides efficient Class-D amplification for small speaker systems, offering 3W per channel output with built-in volume control. Perfect for 5V DC audio applications, it is ideal for DIY projects, portable speakers, and audio-driven devices.
The LM386 Mini Audio Amplifier Module operates on 5V-12V, providing clear, powerful sound amplification, ideal for DIY projects and portable audio applications.
The NE5532 Subwoofer / Mic Preamplifier Module provides high-quality low-noise amplification for both subwoofers and microphones. Powered by the NE5532 op-amp, it delivers clear and undistorted sound with adjustable gain control, making it ideal for audio systems, DIY projects, and professional audio applications.
The MAX9814 Electret Microphone Amplifier Module with Auto Gain Control offers high-quality, low-noise amplification for electret microphones. With automatic gain adjustment, this module ensures clear audio output, making it ideal for voice recognition, sound detection, and audio recording applications.
The 150W Step-Up DC-DC Boost Converter Module is designed to efficiently convert input voltages from 10-32VDC to an adjustable output range of 12-35VDC with a maximum output of 10A. Ideal for use in solar power systems, electric vehicles, and high-power electronics, it offers high efficiency, overload protection, and stable output voltage.
MMBT4403 2T SOT23 General Purpose NPN Transistor 
CD4010 SOP Hex Buffers (Non-Inverting) 
