SF-2923UC40C-2 Bourns

U20 SinglFuse SF-2923UC-C Series Features n Single blow fuse for overcurrent protection n EIA 2923 (7358 metric) footprint n Ultra-high current ceramic housing design n UL 248-14 listed n Surface mount packaging for automated assembly n RoHS compliant* and halogen free** SF-2923UC-C Series Ultra-High Current SMD Fuses Electrical Characteristics Rated Current Resistance Rated Interrupting Typical Model Fusing Time 2 2 (Amps) () Typ.*** Voltage Rating I t (A s) **** SF-2923UC20C-2 20 0.00200 108 SF-2923UC30C-2 30 0.00120 270 SF-2923UC40C-2 40 0.00100 416 Open within 60 80 SF-2923UC50C-2 50 sec. at 250 % 0.00080 450 A 80 VDC 750 VDC rated current SF-2923UC60C-2 60 0.00065 1260 SF-2923UC80C-2 80 0.00055 3110 SF-2923UC100C-2 100 0.00040 7560 *** Resistance value measured with 10 % rated current at 25 C ambient. Tolerance 30 %. 2 2 **** 20 A 60 A: Melting I t calculated at 10 times rated current. 80 A 100 A: Melting I t calculated at 6 times rated current. Reliability Testing No. Test Test Condition Requirement Test Reference Temperature setup: 235 +0 / -5 C After test terminal electrode wetting 1 Solderability IEC 68-2-58 Time setup: 10 sec. area must be greater than 95 % Resistance to Temperature setup: 235 5 C 2 DCR change 15 % IEC 68-2-58 soldering heat Time setup: 30 sec. Temperature setup: 25 C ~ -65 C ~ 25 C ~ 125 C DCR change 15 % MIL-STD-202G 3 Thermal shock Time setup: -65 C (30 min) No mechanical damage Method 107G ~ 25 C (5 min) ~ 125 C (30 min) Test Condition B ~ 25 C (5 min), 5 cycles Heat (85 0.5 C) DCR change 15 % MIL-STD-202G 4 Humidity unload High Humidity (85 1 % RH) No mechanical damage Method 103B 240 hours Test Condition A Salt spray concentration: 5 1 % DCR change 15 % MIL-STD-202G 5 Salt spray Test liquid temperature: 35 0.5 C No mechanical damage Method 101E 96 hours Test Condition A The board shall be bent by 1 mm 6 Bending DCR change 15 % IEC 60127-4 at a rate of 1 mm/sec. Frequency setup: 10 ~ 55 ~ 10 Hz DCR change 15 % MIL-STD-202G 7 Vibration Time setup: 1 Minute/cycle No mechanical damage Method 201A (X-Y-Z, 120 cycles, 6 hours) WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. ** Bourns considers a product to be halogen free if (a) the Bromine (Br) content is 900 ppm or less (b) the Chlorine (Cl) content is 900 ppm or less and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less. SinglFuse is a trademark of Bourns, Inc. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.U20 SinglFuse SF-2923UC-C Series Applications n Li-ion Battery Packs n Uninterruptible Power Supplies (UPS) n Energy Storage Systems (ESS) n Power Distribution Units (PDUs) n Power Tools n Power Factor Correction (PFC) n Electric Assist Bicycles n Servers and Routers SF-2923UC-C Series Ultra-High Current SMD Fuses Environmental Characteristics Operating Temperature ................................................................................................................................................................ -55 C to +125 C Storage Conditions Temperature ............................................................................................................................................................................ +15 C to +30 C Humidity......................................................................................................................................................................................... 20 % to 70 % Shelf Life..........................................................................................................................................................2 years from manufacturing date Moisture Sensitivity Level ...................................................................................................................................................................................... 1 ESD Classification (HBM) ............................................................................................................................................................................ Class 6 Typical Part Marking How to Order Agency Recognition Represents total content. Layout may vary. SF - 2923 UC 20 C - 2 UL File Number ............................E500949 SinglFuse Product Designator Construction SMD Footprint CERAMIC COVER 2923 = EIA 2923 (7358 metric) U20 Fuse Blow Type UC = Ultra-High Current Rated Current Rated Current Part Marking 20 ~ 100 (20 A ~ 100 A) 20 A U20 Structure Type F U S E E L E M E N T / C = Ceramic Cube Housing T ERM I NA L 30 A U30 Packaging Type 40 A U40 - 2 = Tape & Reel Packaging Quantity 50 A U50 60 A U60 1, 0 0 0 p i e c e s p e r 13 - i n c h r e e l 80 A U80 100 A U100 Recommended Pad Layout 4.40 Product Dimensions (.173) 5.80 1.30 0.20 (.228) 5.80 0.30 4.20 0.20 4.00 0.20 (.051 .008) (.228 .012) (.165 .008) (.157 .008) U20 2.70 7.30 0.50 (.287 .020) (.106) MM MM DIMENSIONS: DIMENSIONS: (INCHES) (INCHES) Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.