ER26500: C-Size Bobbin Cell
Technical Datasheet
Technical Specifications
Features
• High and stable operating voltage
• Higher power and higher energy for the
whole battery life
• Superior drain capability
• Higher power applications
• Low self-discharge rate (less than 1% after
1 year of storage at +20°C)
• Battery life higher than 10 years,
depending on the application
• Hermetic glass-to-metal sealing
• Avoid leakage, key for a higher than
10 year battery life
• Non-flammable electrolyte
• Safer operation in case of abuse
Typical Applications
• Military and other radio applications
• Alarm and security systems
• Beacons and emergency location
transmitters
• GPS
• LED lighting applications
Part No.
ER26500 (UHE-ER26500)
Cell Type
Primary, non-rechargeable
Chemistry
Lithium Thionyl Chloride
Voltage Range
2.0 to 3.7V
Nominal Voltage
3.6V
Nominal Capacity
9Ah @ 2mA to 2.0V @ 23°C
Max. Continuous Discharge Current
200mA continuous
Max. Pulse Discharge Current
Up to 400mA (life and temperature dependent)
Weight
55g
Operating Temperature
-55°C to 70°C
70°C to 85°C (max of 24 hours)
Storage Temperature 1
-55°C to 70°C
70°C to 85°C (max of 24 hours)
Exterior/Housing
Stainless steel container
Terminals/Connector
Radial tabs / radial pins / axial leads / flying leads
Safety
AL-MSDS/RD-002 and UN/UL
Material Safety Datasheet - MSDS041
Safety Guide UBM-5112
Transportation 2
Class 9 - A complete description of transportation
regulations, lithium weights and transportation
classifications is available on the Ultralife website.
Quality Assurance
Ultralife manufacturing facilities are ISO
9001:2008 and ISO 14001:2004 registered.
Its products are listed under the Component
Recognition Program of Underwriters
Laboratories (UL) and have passed UN
transportation testing, which is required for
international transportation of all lithium batteries.
Notes
1.Cells should be stored in temperatures less than 30°C for a shelf-life of greater than five years.
2.A complete description of transportation regulations, lithium weights and transportation classifications is
available on the Ultralife website.
ER265000
Newark, New York | +1 315-332-7100 | Fax: +1 315-331-7800
©2017 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. • 14 NOV 17 UBM-0065 Rev: B
Dimensions
Typical Performance Graphs
Constant Load Discharge Voltage versus Discharge Time at 25°C
ER26500
3.8
3.8
3.6
3.7
3.2
3.0
2.8
13.5Ω-222mA-2.5Ah-11.3h
2.6
100Ω-33mA-6.0Ah-182h
2.4
2.2
Discharge Voltage (V)
3.6
3.4
3.5
3.4
0.2mA
3.3
1mA
3.2
5mA
20mA
3.1
345Ω-10mA-7.5Ah-750h
3.0
1.8kΩ-2mA-9Ah-4500h
2.9
High and flat voltage at high and low drain
Temperature (°C)
High voltage at high drain even at -30°C
ER265000
Newark, New York | +1 315-332-7100 | Fax: +1 315-331-7800
©2017 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. • 14 NOV 17 UBM-0065 Rev: B
80
60
40
20
0
-20
-40
10000
1000
100
10
Discharge Time (h)
-60
2.8
2.0
1
Discharge Voltage (V)
Voltage versus Temperature at Different Discharge Currents
ER26500