UNI-PAC™ 2C Low Cost Power Inductors (Surface Mount) Description RoHS 2002/95/EC • Miniature surface mount design with rugged case to eliminate core breakage • Inductance range from 0.470uH to 1000uH • Current range up to 18.6 Amps peak • Meets UL94V-0 flammability standard • Ferrite core material Applications • PDA, computer, and flash memory programs Environmental Data • Storage temperature range: -40°C to +125°C • Operating ambient temperature range: -40°C to +85°C (range is application specific) • Solder reflow temperature: +260°C max. for 10 seconds max. Part Number UP2C-R47-R UP2C-1R0-R UP2C-1R5-R UP2C-2R2-R UP2C-3R3-R UP2C-4R7-R UP2C-6R8-R UP2C-100-R UP2C-150-R UP2C-220-R UP2C-330-R UP2C-470-R UP2C-680-R UP2C-101-R UP2C-151-R UP2C-221-R UP2C-331-R UP2C-471-R UP2C-681-R UP2C-102-R Inductance µH (rated) 0.470 1.0 1.5 2.2 3.3 4.7 6.8 10.0 15.0 22.0 33.0 47.0 68.0 100.0 150.0 220.0 330.0 470.0 680.0 1000.0 Packaging • Supplied in tape and reel packaging, 900 per reel OCL(1) µH±20% I RMS(2) Amperes I SAT(3) Amperes 0.48 1.03 1.45 2.00 3.30 4.41 7.16 10.56 15.97 22.33 32.11 47.90 65.03 97.85 141.9 207.8 318.2 470.8 689.7 1080.0 12.2 9.80 8.10 7.50 5.90 5.62 4.42 3.61 3.17 2.61 2.16 1.77 1.57 1.26 1.04 0.82 0.67 0.56 0.46 0.38 18.6 11.8 10.0 8.67 6.84 6.20 4.82 3.94 3.17 2.65 2.20 1.83 1.53 1.24 1.02 0.85 0.70 0.58 0.48 0.40 Notes: (1) Open Circuit Inductance Test Parameters: 100KHz, .250Vrms, 0.0Adc. (2) RMS current for an approximate ∆T of 40°C without core loss, at an ambient temperature of 85˚C. (3) Peak current for approximately 30% rolloff @ 20°C. DCR(4) mΩ typ. 2.5 3.9 5.6 6.6 10.5 11.7 18.0 28.3 36.9 54.0 79.7 118.5 151.7 233.1 351.4 545.0 824.3 1191.4 1774.2 2657.1 Volts(5) µS (typ) 4.15 7.0 8.3 9.6 12.1 13.4 17.3 21.1 26.2 31.3 37.7 45.4 54.3 67.1 81.2 97.8 120 144 173 209 (4) DCR limits 20°C. (5) Applied volt-time product (V-uS) across the inductor. This value represents the applied v-us at 300KHz necessary to generate a core loss equal to 10% of the total losses for a 40° temperature rise. Mechanical Diagrams TOP VIEW FRONT VIEW PCB PAD LAYOUT 5.2 12.90 Max. 1 UP2C xxx wwllyy R SIDE VIEW SCHEMATIC 7.37 1 2.79 3.0ref 9.40 Max. 2.92 2 2.5max* see note A Dimensions in Millimeters. wwllyy = (date code) R = revision level xxx = Inductance value per family chart COMPONENT VIEW 2 (A) 2.5mm max is width of copper at seating plane. The width above the seating plane may exceed 2.5mm. UNI-PAC™ 2C Low Cost Power Inductors (Surface Mount) Packaging Information 4.0 1.5 dia +0.1/-0.0 2.0 1.5 dia min A 1.7 1 11.5 24.0 +/-0.3 B0 ACTUAL SIZE UNIPAC 2C 2 Ao=9.50mm Bo=13.0mm Ko=5.7mm K0 A A0 SECTION A-A 12.0 User direction of feed Inductance Characteristics Core Loss IRMS DERATING WITH CORE LOSS 40 50 60 z 10 0K H Hz 0K 20 Hz 0K 0K 50 30 Hz 80 Hz 70 1M % of Losses from Irms (maximum) 0 20 90 92 94 95 96 97 98 99 10 20 30 40 50 60 80 100 200 300 400 500 600 800 1000 % of Applied Volt-µ-Seconds PM-4111 3/07 © Cooper Electronic Technologies 2007 Visit us on the Web at www.cooperbussmann.com 1225 Broken Sound Pkwy. Suite F Boca Raton, FL 33487 Tel: +1-561-998-4100 Toll Free: +1-888-414-2645 Fax: +1-561-241-6640 This bulletin is intended to present product design solutions and technical information that will help the end user with design applications. Cooper Electronic Technologies reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Cooper Electronic Technologies 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 Electronic Technologies 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.