Hypercell HPL351230 3.7V 80mAh Battery

Lithium polymer vibrator battery HPL351230 3.7V 80mAh

Preliminary Specification

1.General:

Battery with safety circuit and wires

Cell: HPL351230

PCM: Seiko IC

NTC: 10 kOhm or 100 kOhm

Configuration: 1S1P

Weight: approx. 2.5g

2.Electrical Specification:

Rated Capacity: 75 mAh min, 80 mAh typical

Nominal Voltage: 3.7V

Watt-hour rating: 0.30 Wh

Charging Method: Constant Current + Constant Voltage

Max. Charge Voltage [V]: 4.20 (±50MV)

Max. Continuous Charge Current: 40 mA

Rec. Charge cut off: by current 16mA or timer 2.5h

Max. Continuous Discharge Current: 80 mA

Rec. Discharge cut off: 3V

Internal Impedance: tbd

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

Cell protection

Overcharge Detection: 4.35±0.025V

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

Overdischarge Detection: 2.30±0.05V

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

Overcurrent Detection: 0.1A to 0.2A (5 to 30msec. delay when 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.