NESSCAP® Ultracapacitor Data sheet NESSCAP 400F/2.7V ESHSR-0400C0-002R7 Features Cylindrical cell Radial lead terminals - 6±1 60+2 MAX (+) Positive Terminal Ø35+1MAX Blank Terminal . Safety Vent (-) Negative Terminal Sleev( PVC) Dimensions in mm (not to scale) CAUTION Use the blank terminals for mechanical support only The blank terminals must not be connected any copper on PCB Be sure to electrically isolate from negative the positive terminals. Specifications Rated Capacitance, C (DCC(1), 25oC) Capacitance Tolerance Rated Voltage, VR Surge Voltage Rated Current (25oC)(2) Max. Current (25oC)(3) Max. Stored Energy (at VR) Gravimetric Specific Energy Volumetric Gravimetric Specific Power(4) 400 Farads -10% / +10% 2.7 V 2.85 V 81 A > 202 A 1,458J (0.405Wh) 6.23 Wh/kg 6.98 Wh/l 5.34 kW/kg (at matched load) Volumetric 5.99 kW/l Maximum Internal Resistance (ESR) Dimensions Volume Weight AC (1kHz) DC (20A) 3.2 mΩ 4.2 mΩ φ 35 x l 60 mm 58 ml 65 g Operating temperature range(5) Storage temperature range Max. Leakage Current, LC( 72h, 25oC) -40 ~ 60 °C (1) Discharging with constant current (2) 5 sec discharge rate to 1/2 VR (3) 1 sec discharge rate to 1/2 VR (4) Power density at which one-half the energy of the discharge is in the form of electricity and onehalf is in heat. (5) C < 20% and ESR < 2 times of initially measured value at 25oC, respectively -40 ~ 70 °C 1.0 mA Life Time at RT (6) 10 years Cycle Life (25oC)(6), (7) 500,000 cycles (6) C < 30% and ESR < 2 times of initially measured value, respectively and LC < specified value (7) 1 cycle: charging to VR for 20s, constant voltage charging for 10s, discharging to 1/2VR for 20s, rest for 10s © NESSCAP 2003. All Rights reserved. Design, Specifications are subject to change without notice. NESSCAP Co., Ltd. Gomae-ri 750-8, Kiheung-Eup, Yongin-City, Kyonggi-Do 449-901, Korea Tel: +82-31-289-0721 Fax: +82-31-286-6767 e-mail: [email protected] www.nesscap.com -1-