Lithium Polymer Battery Cell 7.4V 505573 2S 2500mAh For Smart Phone
NO. | Items | Specifications |
1 | batteries | 3.7v 2500mah lipo battery |
2 | Charge voltage | 4.2V |
3 | Nominal voltage | 3.7V |
4 | Nominal capacity | 2500mAh 0.2C Discharge |
5 | Charge current | Standard Charging:0.2C Rapid charge: 1.0C |
6 | Standard Charging method | 0.5C CC(constant current)charge to 4.2V, then CV(constant voltage 4.2V)charge till charge current decline to ≤0.05C |
7 | Charging time | Standard Charging:2.75hours(Ref.) Rapid charge: 2hours(Ref.) |
8 | Max.charge current | 0.5C |
9 | Max.discharge current | 1.0C |
10 | Discharge cut-off voltage | 2.5V0.25V(0.2C) |
11 | Operating temperature | Charging: 0 °C ~45 °C Discharging:0 °C ~45 °C |
12 | Storage temperature | -10°C~ +45 °C |
13 | Dimension | Length:73±0.5mm (not including tabs) Width:55±0.5mm Thickness:5±0.2mm |
14 | Drop Test | The cell is to be dropped from a height of meter twice onto concrete ground. No fire, no leakage |
15 | cycle time | ≥800times |
High Energy Density: One of the most significant benefits is their high energy density. This means they can store more energy in a relatively smaller and lighter package compared to traditional nickel-cadmium (NiCd) or nickel-metal hydride (NiMH) batteries. For example, in portable electronics like smartphones and tablets, it allows for sleeker designs and longer operating times without adding excessive weight.
Flexible Form Factor: Lipo batteries can be manufactured in various shapes and sizes. They can be custom-designed to fit into tight spaces, which is crucial for wearable devices such as smartwatches and fitness trackers where space is at a premium.
Low Self-Discharge Rate: They have a relatively low self-discharge rate. Once charged, they can hold their charge for a longer period compared to some other rechargeable batteries. This is beneficial for devices that are not used frequently but need to be ready to operate when required.
High Discharge Capability: In applications like RC models and electric vehicles, lipo batteries can provide high discharge rates. This enables faster acceleration and better performance as they can deliver power quickly to meet sudden demands.
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