Reference Only Spec No. JELF243A-0034R-01 P.1/8 CHIP COILCHIP INDUCTORSLQH31HN03L REFERENCE SPECIFICATION 1.Scope This reference specification applies to LQH31HN series, Chip coil (Chip Inductors). 2.Part Numbering (ex) LQ H 31 H N 54N K 0 3 L Product ID Structure Dimension Applications Category Inductance Tolerance Features Electrode Packaging (LW) and L:Taping Characteristics 3.Rating Operating Temperature Range. 40 C to + 85 C Storage Temperature Range. 40 C to + 85 C DC Self Resonant Rated Inductance Customer MURATA Q Resistance Frequency Current Part Number Part Number (min) (nH) Tolerance () (MHz min) (mA) LQH31HN54NK03L 54 500.03530% 800 920 K:10% LQH31HN95NK03L 95 0.04730% 650 790 LQH31HNR14J03L 145 0.06130% 500 700 LQH31HNR14K03L LQH31HNR21J03L 215 0.1130% 430 520 LQH31HNR21K03L LQH31HNR29J03L 290 0.1730% 360 420 LQH31HNR29K03L LQH31HNR39J03L 390 0.2630% 300 330 LQH31HNR39K03L 60 J: 5 % K:10 % LQH31HNR50J03L 500 0.4430% 270 260 LQH31HNR50K03L LQH31HNR61J03L 610 0.4830% 240 250 LQH31HNR61K03L LQH31HNR75J03L 750 0.7930% 220 190 LQH31HNR75K03L LQH31HNR88J03L 880 0.8630% 200 180 LQH31HNR88K03L 4. Testing Conditions Unless otherwise specified In case of doubt Temperature : Ordinary Temperature / 15C to 35C Temperature : 20 2C Humidity : Ordinary Humidity / 25%(RH) to 85%(RH) Humidity : 60%(RH) to 70%(RH) Atmospheric Pressure : 86kPa to 106 kPa 5. Appearance and Dimensions 2.30.2 1.60.2 Unit Mass (Typical value) 0.029g 3.20.3 1.60.2 * No Marking. 0.7 0.7 0.7 min min min (in mm) MURATA MFG.CO., LTD 1.80.2Reference Only Spec No. JELF243A-0034R-01 P.2/8 6. Electrical Performance No. Item Specification Test Method 6.1 Inductance Inductance shall meet item 3. Measuring Equipment : KEYSIGHT E4991A or equivalent Measuring Frequency : 1MHz Measuring Method:See P.8 <Electrical Performance:Measuring Method of Inductance> 6.2 Q Q shall meet item 3. Measuring Equipment : KEYSIGHT E4991A or equivalent Measuring Frequency : 100MHz 6.3 DC Resistance DC Resistance shall meet item 3. Measuring Equipment : Digital multi meter 6.4 Self Resonant S.R.F shall meet item 3. Measuring Equipment : KEYSIGHT E4991A or equivalent Frequency(S.R.F) 6.5 Rated Current Self temperature rise shall be The rated Current is applied. limited to 20 C max. Inductance Change : within 10 % 7. Mechanical Performance No. Item Specification Test Method 7.1 Shear Test Chip coil shall not be damaged after Substrate : Glass-epoxy substrate tested as test method. Chip Ciol 4.5 Pattern Solder resist Substrate 1.5 (in mm) 1 Applied Direction : Chip Coil F Substrate Force : 10 N Hold Duration : 5s 1s 7.2 Bending Test Substrate : Glass-epoxy substrate (100mm40mm1.6mm) Speed of Applying Force : 1mm / s Deflection : 2mm Hold Duration : 30 s Pressure jig R340 F Deflection 45 45 (in mm) Product 7.3 Vibration Oscillation Frequency :10Hz ~ 55Hz ~ 10Hz for 1 min Total Amplitude : 1.5mm Testing Time : A period of 2 hours in each of 3 mutually perpendicular directions.(Total 6 hours) 7.4 Solderability The wetting area of the electrode shall Flux: Ethanol solution of rosin,25(wt)% be at least 90% covered with (Immersed for 5s to 10s) new solder coating. Solder : Sn-3.0Ag-0.5Cu Pre-Heating : 15010C / 60 to 90seconds Solder Temperature : 2405C Immersion Time : 31 s MURATA MFG.CO., LTD