dimensions - mm drawing not to scale fast-acting smd brick? fuses cb61f series 0112 bu-sb111447 page 1 of 3 data sheet 4377 surface mount device description the fast-acting cb61f series of smd brick? fuse provides high breaking capacity performance in a cqc approved smd package. the cb61f series offers 125vac/50a and 125vdc/300a protection up to 15 amps, which is among the highest in its class. features ? high interrupting ratings: 50a @ 125vac / 300a @ 125vdc ? wide selection: the cb61f series is available in ratings from 2 to 15 amps providing a range of solutions for applications requiring fast-acting performance ? cqc approved: meets the growing market demand. ? culus certified and pse level 1 certified ? excellent environmental integrity: lead-free, halogen free and rohs compliant, and present no disposal issues at end of life. ? solder immersion compatible ? wire-in-air design applications ? lcd/pdp tvs ? lcd monitors ? lcd backlight inverters ? notebooks ? servers ? power supplies ? telecom/poe ? medical equipment ? white goods ? industrial applications specifications current voltage interrupting typical cold typical typical agency catalog ratings ratings ratings (amps)* resistance melting voltage approvals number (amps) vac vdc 125vac 125vdc ( )** i 2 t (a 2 s)*** drop (mv) ? culus pse cqc cb61f2a 2 125 125 100 300 0.039 0.85 100 x x x cb61f3a 3 125 125 100 300 0.025 2.08 100 x x x cb61f4a 4 125 125 100 300 0.017 4.4 93 x x x cb61f5a 5 125 125 100 300 0.013 7.7 90 x x x cb61f6.3a 6.3 125 125 100 300 0.010 13.7 90 x x x CB61F7A 7 125 125 100 300 0.009 15.6 85 x x cb61f8a 8 125 125 100 300 0.008 19.5 90 x x x cb61f10a 10 125 125 100 300 0.006 36 90 x x x cb61f12a 12 125 125 50 300 0.005 40 90 x x cb61f15a 15 125 125 50 300 0.004 56 85 x x * ac interrupting rating (measured at designated voltage, 100% power factor); dc interrupting rating (measured at designated vol tage, time constant of less than 50 microseconds, battery source) ** typical cold resistance (measured at 10% of rated current) *** typical melting i 2 t (measured with a battery bank at rated dc voltage, 10x-rated current, time constant of calibrated circuit less than 50 microsec onds) ? typical voltage drop (measured at rated current after temperature stabilizes) pb halogen hf free agency information ? culus: standard ul 248-14, guide jdyx, file e 19180 and guide jdyx7, file e19180 ? pse: jet 1641-31007-1003 (2a-5a) jet 1641-31007-1004 (6.3a-10a) jet 1641-31007-1005 (12-15a) ? cqc: cqc09012040316 (2a-6.3a & 8a-10a) ordering specify product and packaging code environmental data ? mechanical shock: mil-std-202g, method 213b, test condition c (100 g?s peak for 6 milliseconds; half-sine waveform) ? mechanical vibration: mil-std-202g, method 201,test condition a (10-55hz, 0.06 inch, total excursion) ? insulation resistance: mil-std-202, method 302, test condition a (after opening) 10,000 ohms minimum ? resistance to solder heat: mil-std-202g, method 210f, test condition d (10 sec, at 260c); test condition a (350c, 5s) for hand solder ? thermal shock: mil-std-202, method 107g, test condition b (-65c to +125c)
time-current curves 0.01 0.1 1 10 100 1000 1 10 100 current (a) time (s) 2a 3a 4a 6.3a 7a 8a 10a 12a 15a 0112 bu-sb111447 page 2 of 3 data sheet 4377
? 2012 cooper bussmann www.cooperbussmann.com 0112 bu-sb111447 page 3 of 3 data sheet 4377 the only controlled copy of this data sheet is the electronic read-only version located on the cooper bussmann network drive. al l 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 desig n 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 t he right to change or update, without notice, any technical information con- tained 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 system s without the express written approval of an officer of the company. life sup- port systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instr uctions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. packaging code packaging code suffix description -tr1 1000 fuses in tape and reel on 7 inch (178mm) diameter reel -tr2 5000 fuses in tape and reel on 13 inch (330mm) diameter reel recommended pad layout soldering characteristics wave immersion ? reservoir temperature: 260 c ? time in reservoir : 10 seconds maximum infrared reflow ? temperature: 260 c ? time: 30 seconds maximum hand soldering ? maximum tip temperature: 350c ? maximum soldering time: 5 seconds max recommend reflow profile
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