Product Information
VARTA Storage GmbH - Rev No. 12 1117 720454 4 02 MBF
1/LPP 503759 8HH PCM W
 VKB 56427 201 020
1. GENERAL
Battery Pack in shrink sleeve incl. safety circuit & wires
Cell LPP 503759 8HH
PCM Yes
NTC 10kΩ±1%;B-value3380
ID None
Conguration 1S
Weight appr. 25g
2. ELECTRICAL SPECIFICATION
Rated Capacity
at1C/0.2C,23±2°C 1320mAh min., 1400mAh nominal
Nominal Voltage 3.7V
Watt-Hour Rating 5.2Wh
Charging Method Constant Current + Constant Voltage
Max. Charge Voltage: 4.2V(±0.05V)
Max. Continuous
Charge Current: 1980mA(limitedbycellDS)
Rec. Charge Cut Off: 50mA or timer 2.5h
Max. Continuous
Discharge Current: 2000mA(limitedbyPCM)
Rec. Discharge Cut Off: 3V
Internal Impedance: approx.100
Exp. Cycle Life
at1C/0.5C,23±2°C 500cycles≥83%
CELL PROTECTION
Overcharge Detection 4.275V±0.025V(0.7to1.3sec.delay,
resume4.275V±0.025V)
Overdischarge Detection: 2.3V±0.058V(14to26msec.delay,
resume2.3V±0.058V)
Overcurrent Detection 2Ato4.5A(8to16msec.delayatdischarge)
3. AMBIENT CONDITIONS
Temperature Range
•Charge 0°Cto+45°C
•Discharge -20°Cto+60°C
•StorageTemperature 28daysat+23°C>89%
   28daysat+45°C>85%
1yearat+23°C>85%
•Humidity 65±20%RH
4. ENVIRONMENTAL AND SAFETY
Please follow VARTA Handling and Safety Precautions for LiIon & LiPolymer.
The cell used is a UL recognized component according to UL1642.
This battery meets the requirements of Battery Directives and the battery parts are RoHS-Compliant.
ThebatteryiscertiedaccordingtoIEC62133edition2andUN38.3.
Minimum Order Quantity: 600 pcs / Order Multiples: 120 pcs - Product for OEM customers only!
MM month two digits
Y year one digit
R week one digit
Circuit Diagram