nesscap ? ultracapacitor data sheet ? nesscap 2003. all rights reserved. design, specifications are subject to change without notice. - 1 - 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: marketing@nesscap.com www.nesscap.com nesscap 400f/2.7v ESHSR-0400C0-002R7 ? features - cylindrical cell - radial lead terminals 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 dimensions in mm (not to scale) rated capacitance, c (dcc (1) , 25 o c) 400 farads (1) discharging with constant current capacitance tolera nce -10% / +10% rated voltage, v r 2.7 v surge voltage 2.85 v rated current (25 o c) (2) 81 a (2) 5 sec discharge rate to 1/2 v r max. current (25 o c) (3) > 202 a (3) 1 sec discharge rate to 1/2 v r max. stored energy (at v r ) 1,458j (0.405wh) gravimetric 6.23 wh/kg specific energy volumetric 6.98 wh/l gravimetric 5.34 kw/kg specific power (4) (at matched load) volumetric 5.99 kw/l (4) power density at which one-half the energy of the discharge is in the form of electricity and one- half is in heat. ac (1khz) 3.2 m ? maximum internal resistance (esr) dc (20a) 4.2 m ? dimensions 35 x l 60 mm volume 58 ml weight 65 g operating temperature range (5) -40 ~ 60 c (5) c< 20% and esr < 2 times of initially measured value at 25 o c, respectively storage temperature range -40 ~ 70 c max. leakage current, l c ( 72h, 25 o c) 1.0 ma life time at rt (6) 10 years cycle life (25 o c) (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 v r for 20s, constant voltage charging for 10s, discharging to 1/2v r for 20s, rest for 10s safety vent 61 60+2 max ?35+1max sleev( pvc) . (-) negative terminal (+) positive terminal blank terminal
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