502030 3.7V 250mAh LiPo Battery for Small Electronics

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FAQs

250mAh Rechargeable Battery Capacity

The 502030 lithium polymer battery offers a nominal voltage of 3.7V and a rated capacity of 250mAh, corresponding to 0.925Wh of nominal energy. It can be evaluated for electronic products with relatively low energy requirements. Actual operating time depends on device current consumption and operating conditions.

Compact Pouch Cell Structure

The 502030 battery features a compact pouch-cell format for products with limited internal space. Before integration, engineers should verify the actual cell dimensions, thickness tolerance, wire direction and available installation clearance.

Battery Compatibility Evaluation

Selecting the right battery requires matching the cell with the device's electrical characteristics. Mingyu can assist in reviewing required voltage, charging method, continuous discharge current, peak current and expected operating time.

OEM/ODM Battery Configuration

Mingyu supports the evaluation of customized battery requirements, including connector types, lead wire arrangements and protection configurations. Final specifications and customization options are subject to engineering confirmation.

Environmentally Friendly

Office Series

AI Intelligent Robot Series

Beauty Series

Pet Series

Smart Home Series

Product Model	502030
SKU	YXE502030
Battery Type	Lithium Polymer Pouch Cell
Nominal Voltage	3.7V
Rated Capacity	250mAh
Nominal Energy	0.925Wh
Cell Configuration	Single Cell
Dimensions	Refer to approved drawing
Weight	Confirm with datasheet
Charging Voltage	Confirm with datasheet
Standard Charging Current	Confirm with datasheet
Maximum Discharge Current	Confirm with datasheet
Operating Temperature	Confirm with datasheet
Cycle Life	Subject to verified test conditions
Protection Circuit	Configuration dependent
Connector Type	Subject to project requirements

Miniature Wireless Accessories

Compact wireless accessories often require rechargeable battery solutions that balance capacity, device size and operating time. The 502030 250mAh battery may be evaluated for compatible designs after confirming voltage, operating current and battery compartment dimensions.

Low-Power IoT Sensors

Small IoT sensors may require rechargeable power sources for periodic sensing and wireless data transmission. Battery selection should account for standby consumption, transmission current peaks and expected charging intervals.

Portable Electronic Learning Tools

Selected electronic learning accessories, such as compact reading devices and handheld educational tools, may use small lithium polymer pouch cells. Compatibility depends on power consumption, charging circuit design and installation space.

Compact Wearable Electronics

Miniature wearable electronics often have strict requirements for cell thickness, weight and usable capacity. The 502030 battery can be considered where its verified mechanical and electrical characteristics match the device requirements.

How to Select the 502030 3.7V 250mAh Battery

The 502030 250mAh lithium polymer battery is a compact rechargeable cell intended for consideration in small electronic products. Selecting an appropriate battery requires an understanding of the device's electrical requirements, installation limitations and expected usage patterns.

Understanding Battery Capacity and Runtime

The 502030 cell has a rated capacity of 250mAh and nominal voltage of 3.7V, providing 0.925Wh of nominal energy.

Battery runtime cannot be determined from capacity alone. It depends on the device's average current consumption, peak load, discharge cutoff voltage, operating temperature and other conditions.

For initial estimates, engineers can compare rated capacity with average current consumption. Actual performance should be verified through testing under representative device operating conditions.

Checking Battery Dimensions and Installation Space

The 502030 model designation should not replace an approved technical drawing.

Before finalizing a battery design, confirm actual cell thickness, width, length and tolerances. Adequate installation clearance and suitable mechanical protection are important for pouch-cell integration.

Device manufacturers should also consider wiring direction, connector positioning and available space for any required protection circuit.

Charging and Protection Requirements

A 3.7V nominal lithium-ion polymer cell requires an appropriate charging method and protective measures.

Customers should confirm the charging voltage, charging current, discharge current limits and battery protection requirements according to the approved product datasheet.

Whether the supplied battery includes an integrated protection circuit depends on the selected configuration.

OEM/ODM Battery Development Support

Mingyu Energy provides lithium battery manufacturing and technical support for equipment manufacturers, product developers and international distributors.

Our team can evaluate battery requirements involving:

Required voltage and rated capacity
Available battery installation space
Continuous and peak current requirements
Charging specifications
Connector type and lead wire arrangement
Protection circuit configuration
Environmental operating conditions
Production quantity and delivery requirements

Customized battery configurations are subject to technical feasibility, sample confirmation and project-specific requirements.

Quality Control and Product Documentation

Battery selection and supply should be supported by suitable technical documentation and quality verification.

Mingyu can discuss product datasheets, technical drawings, available testing documentation and applicable compliance information for the selected battery configuration.

Customers importing lithium batteries should verify the relevant transportation, product safety and market requirements for their destination country.

Request a Quote for the 502030 250mAh Battery

Looking for a 502030 3.7V 250mAh rechargeable lithium polymer battery for a compact electronic product?

Contact Mingyu Energy with your device requirements, battery specifications, estimated purchasing quantity and destination country.

Our team can review your request and discuss battery selection, sample arrangements, customization requirements and bulk-order quotations.

Q1. Are you a battery manufacturer or a trading company?

A:We are a lithium battery manufacturer with production bases in Dongguan, Guangdong, and Baise, Guangxi, China. Our battery manufacturing operations began in 2013. We integrate battery research and development, production, sales and technical support to serve customers seeking direct factory supply and customized battery solutions.
Q2. What types of batteries do you supply?

A:Our product range includes rechargeable lithium polymer batteries, cylindrical cells such as 18650 and 21700, customized battery packs, portable power stations and residential energy storage batteries. We develop solutions for consumer electronics, wearable devices, smart home products, medical equipment, drones, robots and other applications.
Q3. Do you offer OEM/ODM battery customization?

A:Yes. We provide customized battery development based on your device requirements, including capacity, dimensions, voltage and series-parallel configuration. Our team evaluates the application, electrical requirements and installation space to propose a suitable solution. The final design and specifications are confirmed for each project.
Q4. What information should I provide to select a suitable battery?

A:Please share your device application, operating voltage, continuous and peak current, target capacity or runtime, and available battery space. Connector details, protection requirements, operating temperatures and expected order quantity are also helpful. These details allow our technical team to evaluate compatibility and recommend a suitable battery configuration.
Q5. How do you control battery quality?

A:We combine controlled production conditions, automated manufacturing and in-process inspection with reliability testing. Our inspection capabilities include coating thickness measurement, electrode burr inspection, cell moisture measurement, automated open-circuit voltage testing and CCD inspection during winding. Testing requirements are determined according to the battery design and application.
Q6. Can you develop batteries with special performance requirements?

A:Yes. Our development capabilities include fast-charging, extended-cycle-life, semi-solid-state and high- or low-temperature battery solutions. These features are available for selected designs and are not standard across every model. Please provide your performance targets so our team can evaluate feasibility and confirm the relevant specifications and test conditions.
Q7. How can I arrange samples, and what are your MOQ and lead time?

A:Please send the required battery model or specifications, sample quantity and expected production volume. Our sales team will confirm sample availability, minimum order quantity and the delivery schedule for your project. Custom development and testing requirements should be reviewed before the production timeline is finalized.
Q8. What technical and after-sales support do you provide?

A:We provide coordinated support from product, commercial and technical specialists, covering battery selection, project communication and after-sales enquiries. If an issue occurs, please share the battery model, order details, operating conditions and relevant photos or test data so our team can review the issue and advise on the next steps.