Supercapacitors KSR Series Description Cooper Bussmann(R) PowerStor(R) supercapacitors are unique, ultra-high capacitance devices utilizing electrochemical double layer capacitor (EDLC) construction combined with new, high performance materials. This combination of advanced technologies allows Cooper Bussmann to offer a wide variety of capacitor solutions tailored to specific applications that range from a few micro-amps for several days to several amps for milliseconds. Features & Benefits * Eco-friendly * Long cycle life * High-rated voltage * Small-sized and large capacity Applications * RTC Back-up (MP3, PMP, MD player, DSC, wireless phone, pagers, PDA, cellular phone, etc.) * Solar watch, solar calculators Specifications Working Voltage Surge Voltage Nominal Capacitance Capacitance Tolerance Operating Temperature Range KSR-2R8334-R 2.8V 2.8V 0.33F -20% to +80% (20C) -10C to 60C KSR-3R3204-R 3.3V 3.3V 0.22F -20% to +80% (20C) -10C to 60C Standard Product Nominal Capacitance (F) 0.22 0.33 Part Number KSR-3R3204-R KSR-2R8334-R Nominal ESR () (Equivalent Series Resistance) Measured @1kHz 200 200 Nominal Dimensions (mm) Diameter Thickness 6.8 1.4 6.8 1.4 Typical Mass (grams/piece) 0.19 0.19 Performance Parameter Life (0.22F = 1000 hrs @ 60C @ 3.3Vdc) (0.33F = 1000 hrs @ 60C @ 2.8Vdc) Storage - Low and High Temperature (1000 hrs @ -10C and 60C) 0110 BU-SB10005 Capacitance Change (% of initial measured value) ESR () (% of initial specified value) < 30 % < 400 < 30 % < 400 Page 1 of 2 Data Sheet: 4305 Dimensions - mm Note: These parts are not suitable for reflow solder. Part Numbering System K Series Code K= Coin Cell SR - 3 SR = SMT Low-Profile R Voltage (V) R is Decimal 3R3 = 3.3V 3 20 4 Capacitance (F) Value Multiplier Example 204 = 20 x 104F or 0.2F - R RoHS Compliant Packaging Information Standard packaging: Bulk, 1000 units per pack. Part Marking Manufacturer Product Series & Size North America Cooper Bussmann 1225 Broken Sound Parkway NW Suite F Boca Raton, FL 33487-3533 Tel: 1-561-998-4100 Fax: 1-561-241-6640 Toll Free: 1-888-414-2645 Cooper Bussmann P.O. Box 14460 St. Louis, MO 63178-4460 Tel: 1-636-394-2877 Fax: 1-636-527-1607 Europe Cooper Bussmann Cooper (UK) Limited Burton-on-the-Wolds Leicestershire * LE12 5TH UK Tel: +44 (0) 1509 882 737 Fax: +44 (0) 1509 882 786 Cooper Bussmann Avda. Santa Eulalia, 290 08223 Terrassa, (Barcelona), Spain Tel: +34 937 362 812 +34 937 362 813 Fax: +34 937 362 719 Asia Pacific Cooper Bussmann 1 Jalan Kilang Timor #06-01 Pacific Tech Centre Singapore 159303 Tel: +65 278 6151 Fax: +65 270 4160 The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Cooper Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. Life Support Policy: Cooper Bussmann does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. (c) 2010 Cooper Bussmann S t . L o u i s, M O 6 3 1 7 8 w w w. c o o p e r bu s s m a n n . c o m 0110 BU-SB10005 Page 2 of 2 Data Sheet: 4305