UBBL20
Technical Datasheet
Technical Specifications
Part No.
Voltage Range
Average Voltage
Capacity
Max. Discharge
PTC
Energy
Energy Density
Weight
Cycle Life
Memory
UBBL20-FL or UBBL20-C1
6.0 to 8.4V
7.2V
2.4Ah @ C/5 Rate @ 23°C±2°C
2.5A continuous
Rated for 2.6A Hold Current @ 20°C
17.3Wh
180Wh/kg, 450Wh/l
~100g
> 300 cycles @ C/5 to 80% of inital capacity
No Memory Effect
-20°C to 60°C
-20°C to 50°C
< 10% per month
PVC Shrink Wrap
FL: 22 AWG wire leads Red (+), Black (-)
C1: JST Connector VHR-2N
Material Safety Datasheet - MSDS041
Safety Guide UBI-5112
Excepted from regulations for packages with
gross mass of 10kg or less (see note.)
Over Voltage Limit: 4.35±0.025V (per cell)
Under Voltage Limit: 2.30±0.1V (per cell)
Over Discharge Current Limit: 3.0 - 5.5A
Recommended charge rate is 466mA to 8.4V in a
temperature range of 0°C to 45°C. Hold at 8.4V
until current declines to 50mA. Maximum charge
rate is 1.63A @ 23°C±2°C.
A complete description of transportation
regulations, lithium weights and transportation
classifications is available on the Ultralife website.
Features
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Off-the-shelf convenience
Wire or connector terminals
Full circuit protection
Meets all UN transportation testing
Long cycle life
High energy density
Wide operating temperature range
Lightweight
No memory effect
Operating Temperature
Storage Temperature
Self-Discharge
Exterior/Housing
Terminals/Connector
Safety
Transportation
Protection Circuit Module and
Fuses
Charging
Applications
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Portable electronics
Hand-held devices
Medical equipment
Back-up power
Accessories Optional
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UCH0037-S: Wall Wart charger (U.S.)
UCH0037-I: Wall Wart charger (International)
UCA0102-01: Interface cable for UBBL20-FL
UCA0102-02: Interface cable for UBBL20-C1
Note
UBBL20
Newark, New York | 315-332-7100 | Fax: 315-331-7800
©2011 Ultralife Corporation • www.ultralifecorp.com • All information is subject to change without notice.
The information contained herein is for reference only and does not constitute a warranty of performance. •
11 NOV 11 UBI-05196 Rev: E
Dimensions
Performance Graphs
UBBL20
Newark, New York | 315-332-7100 | Fax: 315-331-7800
©2011 Ultralife Corporation • www.ultralifecorp.com • All information is subject to change without notice.
The information contained herein is for reference only and does not constitute a warranty of performance. •
11 NOV 11 UBI-05196 Rev: E
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