DATASHEET NEW K2 ULTRACAPACITORS - 2.85V/3400F FEATURES AND BENEFITS TYPICAL APPLICATIONS DuraBlue Shock and Vibration Technology Up to 1,000,000 duty cycles or 10 year DC life* Highest power and energy Up to 18 kW/kg of Specific Power1 Up to 4.00 Wh of Stored Energy1 Threaded terminals or laser-weldable posts TM High shock and vibration environments Automotive subsystems Wind turbine pitch control Hybrid vehicles Rail Heavy industrial equipment UPS & telecom systems PRODUCT SPECIFICATIONS TYPICAL CHARACTERISTICS ELECTRICAL BCAP3400 TEMPERATURE BCAP3400 Rated Voltage 2.85 V Operating temperature range Minimum Capacitance, initial2, rated value 3,400 F (Cell case temperature) Typical Capacitance, initial1,2 3,550 F Minimum -40oC Maximum ESR DC , initial 2, rated value 0.28 mΩ Maximum 65oC Typical ESR DC , initial1,2 0.22 mΩ ELECTRICAL Leakage Current at 25°C, maximum8 POWER & ENERGY 18 mA 6.7 kW/kg Absolute Maximum Voltage 9 3.0 V 8.5 kW/kg Absolute Maximum Current 2,000 A Minimum Impedance Match Specific Power, Pmax4 14 kW/kg LIFE Typical Impedance Match Specific Power, Pmax1,4 18 kW/kg Minimum Specific Energy, Emax5 7.4 Wh/kg Typical Specific Energy, Emax 7.7 Wh/kg Minimum Usable Specific Power, Pd 3 Typical Usuable Specific Power, Pd1,3 1,5 Minimum Stored Energy, E stored6,13 3.84 Wh Typical Stored Energy, E stored1,6,13 4.00 Wh SHOCK & VIBRATION (held continuously at Rated Voltage & Maximum Operating Temperature) Capacitance Change (% decrease from rated value) ESR Change (% increase from rated value) ISO 16750-3, Tables 12 & 14 Vibration Specification SAE J2464, IEC 60068-2-27, -29 Shock Specification Projected DC Life at 25°C2 (held continuously at Rated Voltage) Capacitance Change (% decrease from rated value) ESR Change SAFETY (% increase from rated value) Short Circuit Current, typical 10,000 A (Current possible with short circuit from rated voltage. Do not use as an operating current.) Certifications DC Life at High Temperature2 UL810a, RoHS, REACH THERMAL Projected Cycle Life at 25°C2, 10, 11 Capacitance Change (% decrease from rated value) ESR Change (% increase from rated value) Shelf Life Thermal Resistance (Rca, Case to Ambient), typical 3.2oC/W Thermal Capacitance (Cth), typical 640 J/oC Maximum Continuous Current (ΔT = 15°C)7 131 ARMS PHYSICAL Maximum Continuous Current (ΔT = 40°C)7 211 ARMS Mass, typical (Stored uncharged at 25±10°C) Terminals *Results may vary. Additional terms and conditions, including the limited warranty, apply at the time of purchase. See the warranty details for applicable operating and use requirements. Page 1 Document number: 3000619-EN.2 maxwell.com 1,500 hours 25% 110% 10 years 20% 100% 1,000,000 cycles 20% 100% 4 years 520 g Threaded12 or Weldable DATASHEET NEW K2 ULTRACAPACITORS - 2.85V/3400F BCAP3400 P285 K04 NOTES 1. Typical values represent mean values of a production sample. 2. Capacitance and ESRDC measured using 100 A test current at 25°C per document number 1007239 available at maxwell.com. 0.12V2 Per IEC 62391-2, Pd = ESRDC x mass 3. BCAP3400 P285 K05 V2 4 x ESRDC x mass 4. Pmax = 5. Emax = 6. Estored = 7. ∆T=IRMS2 x ESR x Rca 8. 9. 10. 11. After 72 hours at rated voltage. Initial leakage current can be higher. Absolute maximum voltage, non-repeated. Not to exceed 1 second. Cycle using specified test current per waveform in K2 2.7V Series Datasheet. Cycle life varies depending upon application-specific characteristics. Actual results will vary. ½ CV2 3,600 x mass ½ CV2 3,600 12. Maximum Torque is 14 Nm. Dimensions (mm) Part Description L (±0.3mm) D1 (±0.2mm) D2 (±0.7mm) Package Quantity BCAP3400 P285 K04/05 138 60.4 60.7 15 MOUNTING RECOMMENDATIONS Do not reverse polarity. Please refer to document number 1016419, available at maxwell.com for welding recommendations. 13. Per United Nations material classification UN3499, all Maxwell ultracapacitors have less than 10 Wh capacity to meet the requirements of Special Provisions 361. When packaged according to the regulation, both individual ultracapacitors and modules composed of those ultracapacitors shipped by Maxwell can be transported without being treated as dangerous goods (hazardous materials). MARKINGS Products are marked with the following information: Rated capacitance, rated voltage, product number, name of manufacturer, positive terminal, warning marking, serial number. Product dimensions are for reference only unless otherwise identified. Product dimensions and specifications may change without notice. Please contact Maxwell Technologies directly for any technical specifications critical to application. All products featured on this datasheet are covered by the following U.S. patents and their respective foreign counterparts: 6643119, 7295423, 7342770, 7352558, 7384433, 7440258, 7492571, 7508651, 7580243, 7791860, 7791861, 7859826, 7883553, 7935155, 8072734, 8098481, 8279580. Maxwell Technologies, Inc. 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