MOLDED WIREWOUND CHIP INDUCTORS WI252018 SERIES 1. PART NO. EXPRESSION : WI252018-R22KF- (a) Series code (d) Tolerance code : J = ±5%, K = ±10%, M = ±20% (a) (b) Dimension code (e) F : RoHS Compliant (c) Inductance code : R22 = 0.12uH (f) 11 ~ 99 : Internal controlled number (b) (c) (d)(e) (f) 2. CONFIGURATION & DIMENSIONS : A R22 D G I E H C I F E PCB Pattern B Unit:m/m A B C D E F G H I 2.5±0.2 2.0±0.2 1.8±0.2 2.2±0.2 0.5±0.3 1.2±0.2 1.5 Ref. 1.5 Ref. 1.0 Ref. 3. SCHEMATIC : 4. MATERIALS : d (a) Core : DR Ferrite Core (b) Wire : Enamelled Copper Wire a c (c) Terminal : Tinned Copper Flat (d) Capsulate : Epoxy Novolac Molding Compound b NOTE : Specifications subject to change without notice. Please check our website for latest information. 09.03.2011 SUPERWORLD ELECTRONICS (S) PTE LTD PG. 1 MOLDED WIREWOUND CHIP INDUCTORS WI252018 SERIES 5. GENERAL SPECIFICATION : a) Temp. rise : 20°C Max. b) Ambient temp. : 100°C Max. c) Storage temp. : -40°C to +125°C d) Operating temp. : -40°C to +125°C e) Terminal strength : 0.5Kg Min. f) Rated current : Current cause inductance drop within 10% g) Resistance to solder heat : 260°C for 10secs h) Resistance to solvent : Per MIL-STD-202F 6. RECOMMENDED REFLOW SOLDERING PROFILE : Profile Feature Sn-Pb Eutectic Assembly Pb-Free Assembly Temperature min. ( T smin ) Temperature max. ( T smax ) Time ( Tsmin to Tsmax ) ( t s ) 100°C 150°C 60~120 seconds 150°C 200°C 60~120 seconds Average ramp-up rate ( Tsmax to Tp ) 3°C/second max. 3°C/second max. Liquidous temperature ( T L ) Time at liquidous ( t L ) 183°C 60~150 seconds 217°C 60~150 seconds 230°C 250°C Time ( t p ) within 5°C of the specified classification temperature ( Tc ) 10 seconds max 10 seconds max Average ramp-down rate ( Tp to Tsmax ) 6°C/second max. 6°C/second max. 6 minutes max. 8 minutes max. Preheat & Soak Peak package body temperature ( T p ) Time 25°C to peak temperature NOTE : Specifications subject to change without notice. Please check our website for latest information. 09.03.2011 SUPERWORLD ELECTRONICS (S) PTE LTD PG. 2 MOLDED WIREWOUND CHIP INDUCTORS WI252018 SERIES 7. ELECTRICAL CHARACTERISTICS : Inductance ( µH ) Part No. WI252018-R22 FWI252018-R27 F- 0.22 0.27 WI252018-R33 FWI252018-R39 F- 0.33 0.39 0.47 0.56 0.68 0.82 WI252018-R47 WI252018-R56 WI252018-R68 WI252018-R82 WI252018-1R0 WI252018-1R2 WI252018-1R5 WI252018-1R8 FFFFFFFF- WI252018-2R2 WI252018-2R7 WI252018-3R3 WI252018-3R9 WI252018-4R7 FFFFF- WI252018-5R6 WI252018-6R8 WI252018-8R2 WI252018-100 FFFF- WI252018-120 WI252018-150 WI252018-180 WI252018-220 WI252018-270 WI252018-330 WI252018-390 WI252018-470 WI252018-560 FFFFFFFFF- WI252018-680 FWI252018-820 FWI252018-101 F- 1.00 1.20 1.50 1.80 2.20 2.70 3.30 3.90 4.70 5.60 6.80 8.20 10.00 12.00 15.00 18.00 22.00 27.00 33.00 39.00 47.00 56.00 68.00 82.00 100.00 Q Min. Test Frequency ( MHz ) SRF ( MHz ) Min. 25 25.2 25.2 230 210 0.50 0.55 25 25 25 25 30 30 30 30 25.2 25.2 25.2 25.2 25.2 25.2 7.96 7.96 7.96 7.96 190 175 160 150 135 125 115 100 90 85 0.60 0.65 0.68 0.75 0.85 1.00 1.10 1.20 1.30 1.45 IDC ( mA ) Max. 430 420 400 375 350 325 300 260 245 230 220 210 30 30 30 30 30 25 25 25 25 25 25 25 25 25 25 20 20 20 20 20 15 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 0.796 75 55 48 1.55 1.70 1.90 2.10 2.30 200 195 185 180 175 2.50 2.70 170 165 3.05 3.50 3.80 4.40 4.80 5.50 6.30 7.10 9.50 11.0 12.1 16.6 19.0 21.0 160 155 150 140 120 130 125 115 110 90 75 70 66 60 25 25 25 43 40 36 33 30 27 23 20 18 17 16 15 14 13 12 11 10 9 RDC (ȍ) Max. Inductance tolerance : J : ±5% K : ±10% M : ±20% NOTE : Specifications subject to change without notice. Please check our website for latest information. 09.03.2011 SUPERWORLD ELECTRONICS (S) PTE LTD PG. 3 MOLDED WIREWOUND CHIP INDUCTORS WI252018 SERIES 8. PACKAGING INFORMATION : ( 1 ) CONFIGURATION T COVER TAPE B ØC A N 2.0±0.5 ØC D G EMBOSSED CARRIER * CARRIER TAPE WIDTH : D R22 R22 R22 R22 R22 R22 4 m/m R22 R22 P:4m/m ( 2 ) DIMENSIONS Unit:m/m A B C D 178 21±0.8 13 8 G 10 +0 N 50 -0 T 12.5 ( 3 ) Q'TY & G.W. PER PACKAGE Packing : 2000pcs/reel NOTE : Specifications subject to change without notice. Please check our website for latest information. 09.03.2011 SUPERWORLD ELECTRONICS (S) PTE LTD PG. 4 MOLDED WIREWOUND CHIP INDUCTORS WI252018 SERIES 9. RELIABILTY TEST : TEST ITEM SPECIFICATION TEST CONDITION / TEST METHOD ELECTRICAL PERFORMANCE TEST INDUCTANCE L Q-METER : HP4342A, Q SELF RESONANCE FREQUENCY SRF REFER TO STANDARD DC RESISTANCE RDC HP4194A, IMPEDANCE ANALYZER : ELECTRICAL WHEATSTONE BRIDGE : CHARACTERISTIC LIST DIGITAL MULITMETER : HPE4991A HP4194A, HPE4991A YEW-2755 502BC APPLIED THE CURRENT TO COILS, THE INDUCTANCE CHANGE SHALL BE LESS THAN 10% RATED CURRENT IDC TO INITIAL VALUE & TEMPERATURE RISE SHALL NOT BE MORE THAN 20°C 1. APPLIED THE ALLOWED DC CURRENT FOR TEMPERATURE 20°C MAX RISE TEST 10 MINUTES 2. TEMPERATURE MEASURE BY DIGITAL SURFACE THERMOMETER AFTER TEST, INDUCTORS SHALL BE NO EVIDENCE OVER LOAD TEST OF ELECTRICAL AND MECHANICAL DAMAGE APPLIED 2 TIMES OF RATED ALLOWED DC CURRENT TO INDUCTOR FOR A PERIOD OF 5 MINUTES AFTER TEST, INDUCTORS WITHSTANDING SHALL BE NO EVIDENCE AC VOLTAGE OF 1000VAC APPLIED BETWEEN VOLTAGE TEST OF ELECTRICAL AND INDUCTORS TERMINAL AND CASE FOR 1 MINUTE MECHANICAL DAMAGE INSULATION RESISTANCE TEST 1000 MOHM MIN. 100 VDC APPLIED BETWEEN INDUCTOR TERMINAL AND CASE MECHANICAL PERFORMANCE TEST 1. INDUCTORS SHALL BE 1. AMPLITUDE :1.5 m/m VIBRATION TEST NO EVIDENCE OF 2. FFREQUENCY :10 -- 55 -- 10 HZ / 1MIN ( LOW FREQUENCY ) ELECTRICAL AND 3. DIRECTION :X, Y, Z MECHANICAL DAMAGE 4. DURATION :2 HRS / X, Y, Z 2. INDUCTANCE SHALL SHOCK TEST NOT CHANGE MORE THAN ±5% RESISTANCE TO SOLDERING HEAT 3. Q SHALL NOT CHANGE MORE THAN ±20% INDUCTORS SHALL BE DROPPED 10 TIMES FROM A HEIGHT OF 1m ONTO 3cm WOODEN BOARD TEMP :260±5°C TIME :10±1.0 SEC NOTE : Specifications subject to change without notice. Please check our website for latest information. 09.03.2011 SUPERWORLD ELECTRONICS (S) PTE LTD PG. 5 MOLDED WIREWOUND CHIP INDUCTORS WI252018 SERIES 9. RELIABILTY TEST : TERMINAL TERMINAL SHALL NOT A 1KG LOAD SHALL BE APPLIED TO BOTH STRENGTH-PULL BE LOOSENED OR TERMINALS IN THE AXIS DIRECTION FOR TEST RUPTURED 1 MINUTE. ( 0.5KG FOR WI252018 SERIES ) SOLDERABILITY TEST THE TERMINAL SHALL AFTER FLUXING, INDUCTOR SHALL BE DIPPED IN BE AT LEAST 90% A MELTED SOLDER BATH AT 240±5°C FOR COVERED WITH SOLDER 5 SECONDS. THERE SHALL BE NO CASE DEFORMATION RESISTANCE TO CHANGE IN SOLVENT TEST APPEARANCE OR MIL-STD-202F, METHOD 215D OBLITERATION OF MARKING CLIMATIC TEST 1. INDUCTORS SHALL BE TEMPERATURE NO EVIDENCE OF CHARACTERISTIC ELECTRICAL AND MECHANICAL HUMIDITY TEST DAMAGE 2. INDUCTANCE SHALL COLD TEST 1. TEMP :40±2°C 2. R.H. :90 ----- 95% 3. TIME :96±2 HOURS NOT CHANGE MORE 1. TEMP :-25±2°C THAN ±10% 2. TIME :96±2 HOURS 3. Q SHALL NOT CHANGE MORE THAN ±20% THERMAL SHOCK -40°C ----- +125°C TEST ROOM TEMP -40±2°C 15 MINS 30 MINS ROOM TEMP +125±2°C 15 MINS 30 MINS TOTAL :5 CYCLES 1. TEMP :85±2°C DRY HEAT TEST 2. TIME :96±2 HOURS 1. TEMP :85±2°C HIGH TEMPERATURE 2. TIME :1000±12 HOURS LOAD LIFE TEST HUMIDITY LOAD LIFE THERE SHALL BE NO 3. LOAD :ALLOWED DC CURRENT EVIDENCE OF SHORT OR 1. TEMP :40±2°C OPEN CIRCUITING 2. R.H. :90 ----- 95% 3. TIME :1000±12 HOURS 4. LOAD :ALLOWED DC CURRENT Note : Unless otherwise specified, allow the specimen to stand at room temperature for 1 hour or more but more than 2 hours, measure the electrical and mechanical performances NOTE : Specifications subject to change without notice. Please check our website for latest information. 09.03.2011 SUPERWORLD ELECTRONICS (S) PTE LTD PG. 6