503759P 3.7V 1300mAh Rechargeable Battery Pack for Consumer Electronics

 

Product Overview‌

The ‌503759P‌ is a compact lithium-ion polymer (LiPo) rechargeable battery pack with a nominal voltage of ‌3.7V‌ and a capacity of ‌1300mAh‌. Designed for consumer electronics, it features a lightweight polymer electrolyte instead of liquid, enabling flexible form factors and high energy density.

Specification

Attribute
Battery Size	503759
Battery Type	Solid state
Cycle Life	300 cycles
Cathode Materials	LiCoO2
Application	Toys, Power Tools, Home Appliances, Consumer Electronics, BOATS, Golf Carts, SUBMARINES, Electric Bicycles/Scooters, Electric Wheelchairs, Electric Power Systems, Solar Energy Storage Systems, Uninterruptible Power Supplies, Electric Forklifts
Weight	32g
Operating Temperature(℃)	0~45℃
Max charge voltage	4.2V
Discharge cut off voltage	2.75V
Standard charge current	0.2C
Max charge current	1C
Charging mode	CC/CV
Charging Temperature	0~45℃
Discharging Temperature	-20 ~ 60℃
Warranty	12 Months
Capacity	1300mAh
Size	about 5.3*37.5*60(mm)

Key Features‌

• ‌Energy Density‌: Optimized for small devices like smartwatches, Bluetooth earbuds, and IoT sensors, balancing size and longevity.
• ‌Rechargeability‌: Supports hundreds of charge cycles with minimal capacity degradation, enhancing product lifespan.
• ‌Safety‌: Integrated protection circuits prevent overcharging/overdischarging, critical for portable devices.
• ‌Customization‌: Available with PCB connectors for seamless integration into OEM designs.

Applications in Consumer Electronics‌

• ‌Wearables‌: Powering fitness trackers and smartwatches due to its slim profile.
• ‌Audio Devices‌: Used in wireless earbuds for stable power delivery during playtime.
• ‌IoT Gadgets‌: Ideal for low-power sensors in smart home systems.

‌Advantages over Traditional Batteries‌

• ‌Lightweight‌: Polymer construction reduces weight by ~30% compared to Li-ion alternatives.
• ‌Flexible Design‌: Can be molded into irregular shapes, enabling innovative product layouts.
• ‌High Discharge Rates‌: Suitable for devices with intermittent high-power demands (e.g., GPS trackers).

‌Challenges & Considerations‌

• ‌Cost‌: Higher production expense than Li-ion batteries, impacting budget-sensitive products.
• ‌Temperature Sensitivity‌: Performance declines in extreme cold, requiring thermal management in harsh environments.
• ‌Recycling Complexity‌: Polymer materials require specialized recycling processes