CUAV PMU 2 Lite Power Module | 15V / 5V for Large Drone

Description

CUAV PMU 2 Lite Power Module

• 220A Current Detection Overcurrent Warning Protection

PMU 2 Lite utilizes non-contact, coreless busbar current detection technology and CNC-machined current sensing sheets. PMU 2 Lite can achieve instantaneous, high-current 220A lossless current measurement in a compact package. It also supports overcurrent warning, effectively ensuring safe system operation, preventing abnormal damage to equipment, and improving overall reliability.

• 16S Battery Input Wide Voltage, Flexible Adaptation.

PMU 2 Lite supports 20V to 70V wide voltage input and is compatible with 16S batteries. It adapts to various power supply conditions and can easily meet the power needs of various unmanned systems in different scenarios, significantly improving its adaptability.

• High-Performance Processor Runs M4C Architecture Software.

PMU 2 Lite employs new STM32H5 arm Cortex-M33 CPU with a frequency of 250MHz as the processor and the self-developed M4C architecture software. It adopts ITT3 temperature impedance tracking algorithm, enabling excellent measurement consistency in a wide temperature range and across the full measurement range. With an accuracy of ±0.05V / ±0.1A, it ensures the stability and reliability of data in complex environments.

• CAN Bus Communication Multi-Platform Compatibility.

PMU 2 Lite employs standard CAN bus communication protocol, and is compatible with mainstream open-source platforms such as ArduPlipot and PX4. It supports various unmanned system devices, with a wide range of application scenarios.

• 15V/5V Output Extensive Controller Compatibility.

PMU 2 Lite offers optional 15V or 5V output voltages, which are widely compatible with multiple controllers. It can meet various demands for power supply of devices and enable effective and convenient operation of device systems.

• Aluminum Alloy Shell Excellent Heat Dissipation.

PMU 2 Lite is equipped with an aluminum alloy shell and features heat-conducting protrusions and thermal conductive silicone designed for heat-generating components like power supply and inductor. This effectively improves heat dissipation efficiency and reduces internal temperatures during operation. PMU 2 Lite also employs AWG8 and QS8 connectors, allowing for larger wire diameters and significantly reducing heating generation under heavy loads.

• Factory Pre-Calibrated Ready-to-Use.

Each module is factory pre-calibrated and temperature-learned. The factory uses calibration architecture hardware to conduct load tests, temperature learning and pre-calibration across the full curent and voltage ranges, ensuring that each module maintains excellent accuracy and stability under various working conditions. It is ready for immediate use without additional calibration.