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board-mounted DC-DC converter
Compact board-mounted DC-DC converter offering high efficiency, stable voltage regulation, and built-in protection for embedded and industrial applications.
The Board-Mounted DC-DC Converter is a compact and efficient power conversion module designed to step up or step down DC voltage levels directly on a printed circuit board (PCB). It provides stable, isolated or non-isolated power output, making it ideal for powering microcontrollers, sensors, communication modules, and embedded systems.
Built for high efficiency and low noise, this converter ensures consistent voltage regulation, even under variable load conditions. Available in various input and output voltage configurations, it integrates overload, short-circuit, and thermal protection, ensuring long-term reliability in demanding environments.
Its board-mountable design simplifies integration into electronic circuits, saving space and minimizing external wiring. These converters are commonly used in industrial control systems, robotics, IoT devices, and portable electronics.
Key Features:
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Input Voltage Range: Typically 3.3V to 48V (varies by model)
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Output Voltage Options: Fixed or adjustable (e.g., 3.3V, 5V, 12V, 24V)
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High Efficiency: Up to 95%
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Compact PCB-Mountable Design
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Built-in Protection: Overcurrent, short-circuit, overtemperature
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Low Ripple and Noise for sensitive electronic circuits
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Operating Temperature: -40°C to +85°C (typical)
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RoHS compliant and lead-free

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- Rated maximum output: ± 4.5A, 40V, Peak 5A, low output impedance, source 0.5?,
- the receiving end of 0.4?, low voltage shutdown, thermal parking and circulation.
- circuit protection. After I design, you can set the current output of 0.5A 1A 1.8A 2.5A.
- 3.3A 4A 4.5A to accommodate more and different motor Current.
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Text to Speech TTL Module (Serial to Speech)
- Single row 0.1″ header for easy connection to a host system
- Power requirements: +5 VDC
- 30 mA idle
- 46-220 mA active (depending on speech parameters and output load)
- Communication: Asynchronous 9600 bps serial (8N1)
- Dimensions: 1.25″x1.5″x0.37″
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Text support rate is better
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Interface operation is simpler
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5V single power supply.
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Output directly connected to the speaker, can drive 4 ohms 3W / 8 ohm 2W speakers
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Busy status output, can be connected to the microcontroller IO or indicator light, no need to be left floating.
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Voice effect optimization
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Module miniaturization and easy integration
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Dimension: 33*27.5mm
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With mounting holes

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