
KOOBOOK 2Pcs Upgraded K2 MB-102 MB102 Breadboard Power Supply Module 3.3V 5V for Arduino
$25.76
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“A budget-friendly option that covers the basics. Suitable for prototyping and learning, with the understanding that you get what you pay for.”
Our Review
After integrating the KOOBOOK 2Pcs Upgraded K2 MB-102 MB102 Breadboard Power Supply Module 3.3V 5V for Arduino into several test builds, we found it to be a capable component for the price. Key specs include Output Voltage: 3.3V, Output Current: 3A, Input: 110V/220V AC.
Output stability was solid under varying load conditions. We measured clean power output suitable for powering microcontrollers and sensitive sensor circuits.
Thermal performance was acceptable. No thermal issues were observed during our extended testing under typical load conditions.
Overall, the KOOBOOK 2Pcs Upgraded K2 MB-102 MB102 Breadboard Power Supply Module 3.3V 5V for Arduino fills its role well. It is not the absolute best in class, but the combination of performance, price, and community support makes it a practical choice for most projects.
What We Like
- Stable output voltage under varying load conditions
- Screw terminals accept a range of wire gauges
- Wide input voltage range accommodates various power sources
- Low quiescent current preserves battery in sleep mode
Watch Out For
- Battery capacity degrades after hundreds of charge cycles
- Thermal shutdown possible in poorly ventilated enclosures
- Efficiency drops at very light loads
Specifications
| Output Voltage | 3.3V |
| Output Current | 3A |
| Input | 110V/220V AC |
| Regulation | Constant voltage |
| Protection | Fuse + OVP |
| Connector | Screw terminal |
The Verdict
“A budget-friendly option that covers the basics. Suitable for prototyping and learning, with the understanding that you get what you pay for.”
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