Product description
CAN PMU Lite Power Module
CANPMULite is a standard version power management module with a built-in STM32F412 processor, supporting 10~62V voltage input and 5.2V/4A regulated output. Compared to HV-PM, it adopts advanced CAN bus communication and supports standard CAN protocol. PMU Lite is equipped with ITT temperature compensation algorithm and undergoes factory calibration to ensure accurate voltage and current data at different temperatures.
Main functions
| 1. Supports voltage input of 10~62V. 2. Maximum passing current: up to 110A. 3. Precision voltage and current detection: The accuracy of current within 80A is 0.2, and the accuracy of voltage is 0.15V. 4. Stable output: It can provide up to 21W5.2V/4A power output for peripherals. 5. Power indicator LED, visually indicating Lipo voltage status. 6. Future upgrades will support more functions such as power consumption statistics and instantaneous power consumption push. |
HV-PM power supply
Feature 1. Support higher input voltage: 10V-60V (3s~14s battery) 2. More accurate current and voltage detection: Voltage detection accuracy:+0.1V; Current detection accuracy:+-0.2AA 3. Support higher power output current: 5A. Maximum (detected) current: 60A Main functions 1. Provide 5V voltage output and maximum 5A current to power the flight control system 2. Detect the current voltage and output an analog signal to the flight control system 3. Detect the current system current and output analog signals to the flight control system Because the maximum detection voltage of PIX flight control ADC is 3.3, it can only support up to 60A current detection. |
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Specifications and Dimensions Module size 320mm * 20mm Product weight 29g The product includes HV-PM power module (welded XT60 wire connector) * 1 piece 1 data cable 1 packaging bag Ground Station Setup Connect to the ground station using USB or data transmission Initial Settings>>Optional Hardware>>Battery Detector Selection Monitor: 4; Sensor 0; APM version 4; Fill in the voltage divider ratio of 18; Fill in Ampere per Volt: 24 | Manually calibrate voltage Because the PM module is an analog sensor device, there may be certain differences, and parameters can be calibrated to achieve good accuracy Preparation before calibration: 1: Multimeter or BB ring (for voltage calibration) Calibration voltage steps: 1: Powered by batteries and connected to ground stations 2: Use a multimeter or BB to measure the current battery voltage 3: Select sensor version 0, input the current measured voltage into the box for the measured battery voltage, click the mouse or press the TAB key randomly, and the ground station will automatically calculate a voltage divider coefficient and save it to the flight control system 4: Calibration completed, current does not require calibration. |
CAN PMU Drone power management unit
Measurement accuracy of 0.05V0.1A
ITT Impedance Temperature Tracking Algorithm 62v110A input
Product Introduction
CAN PMU is a drone power management unit module with a built-in STM32F4 processor, running ITT algorithm, which can accurately measure drone voltage and current in real time. It supports a maximum voltage of 6-62V and a current of 110A, and can output 5.4V5A (maximum instantaneous 8A/120s, constant 5A) to power the flight controller. It uses CAN bus communication and supports standard UAV CAN protocol. Each PMU unit is factory calibrated to ensure good consistency and high accuracy.
| Digital communication, secure and reliable CANPMU adopts the standard UAVCAN digital communication protocol, and all information is transmitted digitally to avoid the error problems caused by attenuation and interference of traditional ADCs. Accurate estimation of power consumption Internally, through real-time sampling exceeding 100Hz and real-time statistics of power consumption/instantaneous power consumption, accurate power consumption information is transmitted to the flight control to achieve safer and more controllable flight tasks Low EMI, 5A high current regulated output The built-in voltage regulator adopts the LT8645S chip, supports 62V input, 5.4V/8A * synchronous voltage regulator, has ultra-low EMI and EMC, and a conversion efficiency of up to 95%, meeting the application needs of the industry's unmanned aerial vehicle flight control peripherals with high power consumption. *Maximum instantaneous output current 8A, maximum continuous output current 5A |
Self developed ITT algorithm to assist in high-precision measurement
CANPMU adopts the independently developed ITT impedance temperature tracking algorithm to compensate for measurement errors caused by impedance changes at different operating temperatures, enabling CANPMU to maintain consistent high-precision voltage and current measurements at various operating temperatures.
Voltage error ——Original error ——Error after ITT correction Current error ——Original error ——Error after ITT correction
CAN PMU Other PM sensors
CPDB Pro High Voltage Power Distribution Board
| CPB Pro is a drone distribution board with an integrated ammeter, featuring high precision and high operating voltage, mainly used for multi rotor drones. Product Features Support higher input voltage: 10V-60V (3S~14S battery) More accurate current and voltage detection: Voltage detection accuracy: ± 0.1V; Current detection accuracy: ± 0.2A Support higher Power port output current: 5A Maximum (detected) current: 60A Maximum output current: 60A Independent 12V4A interface |
C-ADB Debugging adapter
| Product Overview Debug adapter. Internally integrated JTAG SWD and Serial interfaces are used for device firmware development and debugging. Provide Pixhawk standard 10 pin debugging interface and standard DSU interface. C-ADB paired with STLINK-V3MINI module, no complex wiring required, plug and play, quick to get started with secondary development and debugging. |
Product wiring
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一Pixhawk standard debug interface device connection一 ● Debug and debug cable connection to C-ADB small board and Pixhawk series flight controller debug interface ●Connect to a computer using STLiunkv3mini ● Power supply for equipment | 一A standard DSU interface standard device connection一 ●Debug and debug the DSU interface of the C-ADB small board and DSU interface standard equipment by connecting the cables ●Connect to a computer using STLiunk v3mini ● Power supply for equipment |
CAN PMU2.6C interface definition
CPDB Pro size and interface definition
CAN PMU Basic Parameters
Processor | STM32F412 100Mhz 512K Flash 256K RAM |
Input voltage | 6-62V(2-15S) |
Maximum current | 110A |
Voltage accuracy | ±0.05V |
Current accuracy | ±0.1A |
Resolution | 0.01A/V |
Maximum output power | 6000w/90S |
Maximum stable output power | 5000W |
Stabilized output (Power) | 5.4V/5A |
Communication protocol | UAVCAN |
Operating Temperature | -20℃~+100℃ |
Firmware update | Support |
Calibration settings | Factory calibration, users do not need to calibrate |
Interface type | |
IN/OUT | XT90 (wire end)/Amass 8.0 (module end) |
Power | 5025850670 |
CAN | CHR-O4V-S |
CPDB Pro specifications and parameters
Working Voltage | 10~60v |
Operating current | 0~80A (maximum measurable current 60A) |
Current accuracy | 0.2A |
Voltage accuracy | 0.1V |
ESC power interface | 4 |
Load capacity of power interface | |
12v out | 4A |
5V out | 2A |
FC power | 5A |
Interface type | |
Battery interface | XT60 |
12V OUT/5V out/FC Prower | GH1.2 |
Weight | 35g |
C-ADB Debugging Adapter Parameters
Product Name | C-ADB debugger |
Power supply | Debug:3.3V |
Interface | Pixhawk 10Pin debugging interface |
CAN PMU parts list
CAN PMU ×1 X7 series flight control power cord ×1 Pixhack&V5 series power cord ×1 |
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CPDB Pro X7 Series Version Accessories List
CPDB PrO×1 X7 series power cord x 1 12V/5V power cord x 2 M2 * 8 screws x 8 |
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CPDB Pro V5 Series Version Accessories List
CPDB PrO×1 V5 series power cord x 1 12V/5V power cord x 2 M2 * 8 screws x 8 |
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CPDB Pro Pixhack Series Version Accessories List
CPDB Pro×1 Pixhack series power cord x 1 12V/5V power cord x 2 M2 * 8 screws x 8 |
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C-ADB Parts List
SC connection line Debug line DSU line STLINKV3 MINI C-ADB small board
