Effective July 2020 Technical Data 4377 Supersedes May 2017 CB61F Fast-acting surface mount Brick™ fuses Pb HHALOFGEN FREE Applications Surface Mount Device Primary circuit protection: • LCD/PDP TVs • Notebooks • Telecom/PoE • Industrial applications • LCD Monitors • Servers • Medical equipment Product features • LCD backlight inverters • Power supplies • High Interrupting Ratings: 50 A @ 125 Vac / 300 A @ 125 Vdc • White goods • Wide Selection: ratings from 2 to 15 amps providing a range of solutions for applications requiring fast-acting performance • CQC Approved: Meets the growing market demand. General specifications • cULus Certified and PSE Level 1 Certified • Mechanical Shock: MIL-STD-202G, Method 213B, • Excellent Environmental Integrity: lead-free, halogen free and Test Condition C (100 G’s peak for 6 milliseconds; RoHS compliant, and present no disposal issues at end of life. half-sine waveform) • Solder immersion compatible • Wire-in-Air design • Mechanical Vibration: MIL-STD-202G, Method 201,Test Condition A (10-55 Hz, 0.06 inch, total excursion) Agency information • Insulation Resistance: MIL-STD-202, Method 302, • cULus: Standard UL 248-14, Guide JDYX, File E 19180 and Guide Test Condition A (after opening) 10,000 ohms JDYX7, File E19180 minimum • PSE: JET1641-31007-1010 (2A-5A), JET1641-31007-1012 • Resistance to Solder Heat: MIL-STD-202G, Method (6.3A-10A), JET1641-31007-1011 (12-15A) 210F, Test Condition D (10 sec, at +260 °C); Test • CQC: CQC09012040316 (2A-6.3A & 8A-10A) Condition A (+350 °C, 5s) for hand solder • Thermal Shock: MIL-STD-202, Method 107G, Test Ordering Condition B (-65 °C to +125 °C) • Specify product and packaging code • Operating temperature: -55 °C to +125 °C (with derating) Specifications Current Voltage Interrupting Typical cold Typical Typical Agency Catalog ratings ratings ratings (A)* resistance melting voltage approvals number (A) Vac Vdc 125 Vac 125 Vdc (Ω)** I2t (A2s)*** 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 voltage, time constant of less than 50 microseconds, battery source) ** Typical Cold Resistance (measured at 10% of rated current) *** Typical Melting I2t (measured with a battery bank at rated DC voltage, 10x-rated current, time constant of calibrated circuit less than 50 microseconds) ‡ Typical Voltage Drop (measured at rated current after temperature stabilizes)

Technical Data 4377 CB61F Effective July 2020 Fast-acting surface mount Brick™ fuses Dimensions - mm Recommended pad layout Drawing Not to Scale Time-current curves 2A 3A 4A 6.3A 7A 8A 10A 12A 15A 1000 100 10 ) s ( e m Ti 1 0.1 0.01 1 10 100 Current (A) 2 www.eaton.com/electronics

CB61F Technical Data 4377 Fast-acting surface mount Brick™ fuses Effective July 2020 Soldering Characteristics Derating curve Wave Immersion 125.00 (cid:129) Reservoir Temperature: +260 °C 120.00 (cid:129) Time in Reservoir : 10 seconds maximum 115.00 Infrared Reflow (cid:129) Temperature: +260 °C g110.00 n ati (cid:129) Time: 30 seconds maximum of R105.00 Hand Soldering ge nta100.00 (cid:129) Maximum tip temperature: +350 °C Perce 95.00 (cid:129) Maximum soldering time: 5 seconds max 90.00 85.00 80.00 -55.0 -25.0 0.0 24.0 50.0 85.0 105.0 125.0 Recommend Reflow Profile Temperature (°C) 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 Life Support Policy: Eaton 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. Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin. Eaton Electronics Division 1000 Eaton Boulevard Cleveland, OH 44122 United States Eaton.com/electronics © 2020 Eaton Follow us on social media to get the All Rights Reserved Eaton is a registered trademark. latest product and support information. Printed in USA Publication No. 4377 All other trademarks are property July 2020 of their respective owners.