KUAIQU MPS-305QC Adjustable DC Power Supply for Battery Management R&D

DC Power Solution for BMS Development, Battery Protection Testing & Power Consumption Analysis

The KUAIQU MPS-305QC Adjustable DC Power Supply is a practical power testing solution for Battery Management System (BMS) development, battery protection circuit testing, charging system development, and electronic power management research.

During battery management development, engineers need a stable and adjustable DC source to simulate different power conditions, verify circuit responses, and monitor changes in voltage and current.

The MPS-305QC provides adjustable DC output, real-time voltage/current monitoring, output control, OVP/OCP protection, and USB-A/USB-C charging analysis, making it suitable for laboratory development, prototype verification, PCB debugging, and battery-related electronics R&D.

Designed for Battery Management & Power Electronics R&D

The MPS-305QC can be used throughout different stages of battery management development, including:

• BMS circuit development

• Battery protection circuit testing

• Battery charging circuit development

• Battery power-path testing

• Overcurrent protection verification

• Power consumption analysis

• Standby current testing

• PCB-level troubleshooting

• Charging interface testing

• Embedded battery-powered device development

Key Features

1. Adjustable DC Output for BMS Development

The adjustable DC output provides a controlled power source for testing BMS-related circuits and battery management electronics.

Engineers can adjust the output voltage according to the requirements of the circuit under test and observe how the system responds to different power conditions.

Suitable for testing:

• BMS control boards

• Battery protection circuits

• Charging management circuits

• Power management ICs

• Battery-powered electronic devices

• DC-DC conversion circuits

2. Real-Time Voltage & Current Monitoring

The clear 4-digit LED display provides real-time voltage and current readings during development and testing.

Monitoring current consumption helps engineers evaluate:

• Operating current

• Standby current

• Abnormal current consumption

• Power-management efficiency

• Circuit response under different loads

• Potential short circuits or leakage conditions

This makes the MPS-305QC useful for BMS prototype debugging and power consumption analysis.

3. BMS Protection Circuit Testing

Battery management systems typically include multiple protection functions designed to respond to abnormal electrical conditions.

The MPS-305QC provides a controllable DC source for development and debugging of related protection circuits.

It can support testing workflows involving:

• Overcurrent protection

• Short-circuit protection

• Abnormal power conditions

• Charging circuit protection

• Power-path behavior

Note: The MPS-305QC is a DC power supply for circuit development and testing. It does not directly simulate a complete rechargeable battery cell or replace a dedicated battery simulator.

4. Output ON/OFF Control for Repeated Testing

The independent OUTPUT button allows engineers to quickly enable or disable the DC output without powering down the entire unit.

This is convenient for repeated BMS development tests:

Set parameters → connect the circuit → enable output → monitor current → disable output → modify the circuit → repeat testing.

This helps streamline prototype debugging and laboratory development.

5. OVP & OCP Protection

Built-in Over Voltage Protection (OVP) and Over Current Protection (OCP) help provide an additional layer of protection during development and testing.

This is particularly useful when working with:

• BMS prototypes

• Battery charging circuits

• Power management ICs

• Embedded systems

• PCB assemblies

• Sensitive electronic components

6. LOCK Function for Stable Test Conditions

The panel lock function helps prevent accidental changes to voltage or current settings during long-duration testing.

Once the desired parameters are configured, engineers can lock the controls to reduce the risk of unintended adjustments.

Ideal for:

• Repeated R&D testing

• Long-duration debugging

• Prototype validation

• Laboratory experiments

7. USB-A & USB-C Charging Analysis

The integrated USB-A and USB-C monitoring functions allow engineers to observe voltage and current during USB-powered or charging-related development.

This is useful when developing or troubleshooting:

• USB charging circuits

• Portable electronics

• Battery-powered devices

• USB power-management systems

• Charging interfaces

8. QC & PD Fast-Charging Testing

The MPS-305QC includes:

• USB-A interface for QC fast-charging testing

• USB-C interface for PD fast-charging testing

Engineers can use these interfaces when developing and evaluating charging-related functions for modern battery-powered electronics.

Typical BMS R&D Workflow

The MPS-305QC can be incorporated into a practical battery-management development workflow:

Step 1 — Connect the Prototype

Connect the BMS development board, protection circuit, or related power-management circuit to the DC output.

Step 2 — Set the Test Voltage

Configure the required DC voltage according to the development circuit and test conditions.

Step 3 — Enable Output

Use the independent OUTPUT control to supply power to the circuit.

Step 4 — Monitor Voltage & Current

Observe real-time voltage and current readings to evaluate the circuit's power consumption and response.

Step 5 — Analyze Abnormal Conditions

Unexpected current changes can provide useful clues when investigating:

• Short circuits

• Leakage paths

• Abnormal standby current

• Protection-circuit behavior

• Power-management problems

Step 6 — Modify & Retest

Adjust the prototype or firmware and repeat the test under consistent power conditions.

Applications

BMS Development

Power source for Battery Management System prototype development, debugging, and functional testing.

Battery Protection Circuit R&D

Useful for developing and debugging overcurrent, short-circuit, and other battery protection-related circuits.

Battery Charging System Development

Provides adjustable DC power for testing charging management circuits and USB charging interfaces.

Power Management R&D

Suitable for evaluating power consumption, standby current, power-path behavior, and DC power management circuits.

Portable Electronics Development

Ideal for engineers developing battery-powered devices such as handheld electronics, smart devices, IoT products, and embedded systems.

PCB & Circuit Debugging

Useful for identifying abnormal current consumption, short circuits, leakage paths, and power-rail problems during board-level troubleshooting.

Why Use MPS-305QC for Battery Management R&D?

Adjustable DC Output
Provides controllable power for BMS and power-management circuit development.

Real-Time Current Monitoring
Helps engineers observe current consumption and identify abnormal behavior.

Protection Functions
OVP and OCP provide additional protection during prototype testing.

Output Control
Quickly start or stop testing without powering down the entire instrument.

USB Charging Analysis
Supports USB-A and USB-C charging-related development and testing.

Compact Workbench Design
Combines multiple testing functions into one practical workstation instrument.

Package Includes

• DC Power Supply × 1

• Output Cable × 1

• Input Cable × 1

• User Manual × 1

• Warranty Card × 1

Quality Check & Service

The KUAIQU MPS-305QC has passed CE & FCC certification.

All DC power supplies and accessories are inspected before shipment to ensure proper quality and functionality.

For product questions or application support, please contact us. Our customer support team will respond within 24 hours.