API_newlayouts_single:APIcatalog_newlayouts 8/26/10 12:17 PM Page 94 er w Po NU Mechanical Configuration Units are axial leaded for thru-hole mounting, encapsulated in an epoxy molded case. High resistivity ferrite core, allows for high inductance with low DC resistance. Physical Parameters Length Diameter Lead Size AWG #20 TCW Lead Length Inches Millimeters 0.740 ± 0.010 18.80 ± 0.25 0.240 ± 0.010 6.10 ± 0.25 0.032 ± 0.002 0.813 ± 0.051 1.44 ± 0.12 36.58 ± 3.05 Operating Temperature Range –55°C to +125°C Current Rating 40°C Rise over 85°C Ambient Maximum Power Dissipation at 85°C 0.50 W Inductance Measured at 1 V with no DC current Incremental Current The current at which the inductance will be decreased by a maximum of 5% from its initial zero DC value. Weight Max. (Grams) 2.5 Marking DELEVAN; inductance with units and tolerance; date code (YYWWL). Note: An R before the date code indicates a RoHS component. Example: 2474R-02K Front: DELEVAN 1.2uH±10% * ER MB Actual Size -01L -02L -03L -04L -05L -06L -07L -08L -09L -10L -11L -12L -13L -14L -15L -16L -17L -18L -19L -20L -21L -22L -23L -24L -25L -26L -27L -28L -29L -30L -31L -32L -33L -34L -35L -36L -37L -38L -39L -40L -41L -42L -43L -44L -45L -46L -47L -48L -49L -50L -51L -52L SERIES 2474 FERRITE CORE 0.009 1.0 6.27 0.010 1.2 5.95 0.011 1.5 5.67 0.012 1.8 5.43 0.013 2.2 5.22 0.014 2.7 5.03 0.016 3.3 4.70 0.017 3.9 4.56 0.022 4.7 4.01 0.024 5.6 3.84 0.026 6.8 3.69 0.028 8.2 3.55 0.033 10.0 3.27 0.037 12.0 3.09 0.040 15.0 2.97 0.044 18.0 2.84 0.050 22.0 2.66 0.070 27.0 2.25 0.075 33.0 2.17 0.084 39.0 2.05 0.104 47.0 1.84 0.130 56.0 1.65 0.145 68.0 1.56 0.152 82.0 1.53 0.208 100.0 1.30 0.283 120.0 1.12 0.330 150.0 1.04 0.362 180.0 0.99 0.505 220.0 0.84 0.557 270.0 0.80 0.650 330.0 0.74 0.770 390.0 0.68 1.03 470.0 0.59 1.14 560.0 0.56 1.50 680.0 0.49 1.98 820.0 0.42 2.30 1000.0 0.39 2.55 1200.0 0.37 3.00 1500.0 0.34 4.00 1800.0 0.30 4.40 2200.0 0.28 5.80 2700.0 0.25 6.56 3300.0 0.23 8.63 3900.0 0.20 10.1 4700.0 0.19 11.2 5600.0 0.18 15.0 6800.0 0.15 20.8 8200.0 0.13 23.4 10000.0 0.12 26.0 12000.0 0.12 36.0 15000.0 0.10 40.0 18000.0 0.09 s or ct du In SH Axial Lead Power Inductors L TA EN S) EM MP CR (A IN NT E RR CU NG TI ) RA S T MP EN (A RR UM CU XIM MA CE AN ) ST S SI HM RE M (O DC MU XI MA Hz 1k @ 15% CE ) ± AN (µH CT DU IN DA 2474R 2474 SERIES 6.4 5.8 5.2 4.8 4.3 3.9 3.5 3.2 2.9 2.7 2.5 2.2 2.0 1.8 1.6 1.5 1.4 1.2 1.1 1.0 0.93 0.85 0.77 0.71 0.64 0.58 0.52 0.48 0.43 0.39 0.35 0.32 0.29 0.27 0.25 0.22 0.20 0.18 0.16 0.15 0.14 0.12 0.11 0.10 0.09 0.09 0.08 0.07 0.06 0.06 0.05 0.05 Reverse: 0902A Packaging Tape & reel: 12" reel, 1000 pieces max.; 14" reel, 1500 pieces max. For additional packaging options, see technical section. Optional Tolerances: J = 5% H = 3% G = 2% F = 1% *Complete part # must include series # PLUS the dash # For surface finish information, refer to www.delevanfinishes.com Made in the U.S.A. 270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: [email protected] • www.delevan.com 1/2009