ipla 32 www.vishay.com vishay sfernice revision: 30-nov-17 1 document number: 59061 for technical questions, contact: sferaztronics@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 high current planar choke inductor in addition to catalogue pr oduct presented here, many custom products have been engineered see on following page few examples. design support tools click logo to get started features ? for high power density dc /dc converter application ? high current capabilities ? very stable performances versus temperature ? very compact design (low profile and weight) ? low emi, magnetically shielded ? high self-resonance frequency ? recommended frequency range (100 khz; 800 khz) ? operating temperature range: ? -55 c; 125 c with heatsink dissipation ? flexible pin out design (tapped output terminals, ? layout, ) ? material temperatu re grade: 180 c ? custom design on request notes (1) other values on request (2) please refer to part number ex amples table on the next page note (1) caution: power losses draining shall be managed by customer device available model s quick reference data type inductor size (l x w x h) 31 mm x 43 mm x 22.2 mm terminals leadframe or wires inductance range (1) 1 h to 4 h (2) frequency range 100 khz to 800 khz classical frameworks - other topologies on request l(1-2) 100 kh / 0.1 v winding r dc (1-2) insulation: winding / core 500 v dc power losses assessment under 70 a dc and winding at 120 c electrical scheme 3 h 10 % 0.62 m ? r i > 10 m ? 3 w (1) electrical schemes 1 2
ipla 32 www.vishay.com vishay sfernice revision: 30-nov-17 2 document number: 59061 for technical questions, contact: sferaztronics@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 note ? standard model: lead frame with holes (not threaded) note (1) ? t c assessed with natural convection. when ? t c > 40 c its advised to use a fitted thermal device to keep core temperature ? 125 c typical thermal resistance natural convection heatsink 1 face heatsink 2 faces 10.5 w/mk 4 w/mk 2 w/mk mechanical dimensions for ipla32l (lead frames with smooth holes) part number examples part number l (h) i (a) ? i (a) loss (w) ? t (1) (c) ipla32l1r0kd 1 110 22 7 75 ipla32l2r0kd 2 100 20 5.8 60 ipla32l3r0kd 3 70 14 2.8 30 ipla32l4r0kd 4 50 10 1.5 15 examples of custom designs already engineered custom ipla 32l (no holes in lead frame) custom ipla 32l (special lead frame shapes) ipla 32n (threaded holes in lead frames) 3 h / 45 a 3 h / 70 a 3 h / 140 a sap part numbering model size style value ratio special 4 digits ipla 2 digits 32 = ec 32 1 digit w = wire l = leadframe n = leadframe with threaded nuts 3 digits 3r0 = 3 h 101 = 100 h 300 = 30 h 1 digit m = 20 % a = 15 % k = 10 % 6 digits
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