Preliminary Specification

1.General:

Battery with safety circuit and wires

Cell: HPL482535

PCM: HX3VCS03

NTC: 10 kOhm or 100 kOhm

Configuration: 1S1P

Weight: approx. 8g

2.Electrical Specification:

Rated Capacity: 370 mAh min, 420 mAh typical

Nominal Voltage: 3.7V

Watt-hour rating: 137 Wh

Charging Method: Constant Current + Constant Voltage

Max. Charge Voltage [V]: 4.20 (±50MV)

Max. Continuous Charge Current: 370 mA

Rec. Charge cut off: by current 74mA or timer 2.5h

Max. Continuous Discharge Current: 370 mA

Rec. Discharge cut off: 3V

Internal Impedance: tbd

Exp. Cycle Life: 400 cycles ＞ 80% of initial cap. (1C @ 20oC)

Cell protection

Overcharge Detection: 4.35±0.025V

(0.5 to 1.5 sec. delay, resume 4.15±0.05V or @discharging current)

Overdischarge Detection: 2.30±0.05V

(0.1 to 0.2 sec. delay, resume 2.90±0.1V)

Overcurrent Detection: 0.74A to 0.93A (5 to 30msec. delay @discharge)

3.Ambient Conditions:

Temperature Range

-Charge:    0 to +45oC

-Discharge: -20 to 60oC

-Charge Retention/Storage[%]: 1 year at -20 to +25oC

                            3 month at -20 to +45oC

Humidity: 65±20%RH

4.Environmental and Safety:

Please follow Hypercell Handling and Safety Precautions for Li ion and Li polymer

The cell is approved according UL 1642.

This battery meets the requirements of Battery Directives, and the battery parts are RoHS-Compliant.