Page 2

Document number: 1015370.4

maxwell.com

DATASHEET

K2 SERIES ULTRACAPACITORS

PRODUCT SPECIFICATIONS (Cont’d)

POWER & ENERGY

BCAP0650

BCAP1200

BCAP1500

BCAP2000

BCAP3000

Usable Specific Power, P

d

4

6,800 W/kg

5,800 W/kg

6,600 W/kg

6,900 W/kg

5,900 W/kg

Impedance Match Specific Power, P

max

5

14,000 W/kg

12,000 W/kg

14,000 W/kg

14,000 W/kg

12,000 W/kg

Specific Energy, E

max

6

4.1 Wh/kg

4.7 Wh/kg

5.4 Wh/kg

5.6 Wh/kg

6.0 Wh/kg

Stored Energy, E

stored

7,11

0.66 Wh

1.22 Wh

1.52 Wh

2.03 Wh

3.04 Wh

SAFETY

Short Circuit Current, typical

(Current possible with short circuit from rated

voltage. Do not use as an operating current.)

3,400 A

4,700 A

5,700 A

7,700 A

9,300 A

Certifications

UL810a, RoHS

UL810a, RoHS

UL810a, RoHS

UL810a, RoHS

UL810a, RoHS

THERMAL

CHARACTERISTICS

Thermal Resistance (R

Thermal Capacitance (C

8

Maximum Continuous Current

54 A

RMS

70 A

RMS

84 A

RMS

110 A

RMS

130 A

RMS

Maximum Continuous Current

88 A

RMS

110 A

RMS

140 A

RMS

170 A

RMS

210 A

RMS

TYPICAL CHARACTERISTICS

LIFE

(held continuously at Rated Voltage and Maximum

Operating Temperature)

1,500 hours

1,500 hours

1,500 hours

1,500 hours

1,500 hours

Capacitance Change

(% decrease from minimum initial value)

20%

20%

20%

20%

20%

ESR Change

(% increase from maximum initial value)

100%

100%

100%

100%

100%

(held continuously at Rated Voltage)

10 years

10 years

10 years

10 years

10 years

Capacitance Change

(% decrease from minimum initial value)

20%

20%

20%

20%

20%

ESR Change

(% increase from maximum initial value)

100%

100%

100%

100%

100%

1,000,000 cycles 1,000,000 cycles 1,000,000 cycles 1,000,000 cycles 1,000,000 cycles

Capacitance Change

(% decrease from minimum initial value)

20%

20%

20%

20%

20%