DFRobot
45W DC-DC Converter 9V@5A
A waterproof DC-DC step-down (buck) converter that accepts 16–36V DC input and outputs a stable 9V at up to 5A (45W). The sealed, shockproof enclosure and 96...
A waterproof DC-DC step-down (buck) converter that accepts 16–36V DC input and outputs a stable 9V at up to 5A (45W). The sealed, shockproof enclosure and 96% efficiency make it well suited for robotics, vehicles, and outdoor installations where reliable voltage regulation is needed.
Key Features
- 45W Output – 9V DC at up to 5A continuous
- Wide Input Range – 16–36V DC (compatible with 4S–8S LiPo, 12V/24V lead-acid)
- 96% Efficiency – Minimal heat generation under load
- Waterproof & Shockproof – Sealed enclosure for harsh environments
- Comprehensive Protection – Overvoltage, overcurrent, overheat, and short-circuit protection
- Compact & Lightweight – 58 × 40.5 × 22 mm, 90 g
Specifications
- Input Voltage: 16–36V DC
- Output Voltage: 9V DC
- Output Current: 5A max
- Output Power: 45W
- Efficiency: 96%
- Max Operating Temperature: 80°C
- Dimensions: 58 × 40.5 × 22 mm
- Weight: 90 g
Ideal For
- Robotics power distribution
- Converting vehicle 12V/24V systems to 9V
- Outdoor and marine electronics
- Battery-powered projects requiring regulated 9V
Package Contents
- 1× 45W DC-DC Converter (FIT0169)
Jargon buster
Plain-language definitions for the technical terms used above.
- LiPo
- A lithium polymer rechargeable battery commonly used in portable electronics projects. It matters because LiPo batteries need correct charging circuitry and care, and this board includes hardware intended for that battery type.
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Power & Batteries
Supplier page — dfrobot.com
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