LQM21FN4R7N00L Murata

Reference Only Spec No. JELF243B-0006R-01 P.1/9 CHIP COIL (CHIP INDUCTORS) LQM21FN00 REFERENCE SPECIFICATION 1. Scope This reference specification applies to LQM21FN 00 series, Chip coil (Chip Inductors). 2. Part Numbering (ex) LQ M 21 F N 1R0 N 0 0 D Product ID Structure Dimension Applications Category Inductance Tolerance Features Electrode Packaging (LW) and D: Taping Characteristics (Paper tape) L: Taping *B: Bulk packing also available (Plastic tape) *B: BULK 3. Rating Operating Temperature Range 40C to + 85C Storage Temperature Range 55C to +125C Self Inductance DC Rated Customer MURATA Resonant Resistance Current Part Number Part Number Frequency (H) Tolerance () (mA) (MHz min.) LQM21FN1R0N00D 1.0 0.2030% 105 220 LQM21FN2R2N00D 2.2 0.2830% 70 150 LQM21FN4R7N00L 4.7 0.3030% 25 80 30% LQM21FN100N00L 10 0.5030% 15 60 LQM21FN220N00L 22 0.3530% 15 13 LQM21FN470N00L 47 0.6030% 7.5 7 4. Appearance and Dimensions 0.50.3 Ferrite Electrode T 2.00.2 1.250.2 (in mm) Inductance: 1.0H to 2.2H 0.85mm0.2mm Dimension of T Inductance: 4.7H to 47H 1.25mm0.2mm Unit Mass Inductance: 1.0H to 2.2H 0.010g (Typical value) Inductance: 4.7H to 47H 0.016g 5. Testing Conditions Unless otherwise specified In case of doubt Temperature : Ordinary Temperature / 15C to 35C Temperature : 20C 2C Humidity : Ordinary Humidity / 25%(RH) to 85%(RH) Humidity : 60%(RH) to 70%(RH) Atmospheric Pressure : 86kPa to 106kPa MURATA MFG.CO., LTD Reference Only Spec No. JELF243B-0006R-01 P.2/9 6. Electrical Performance No. Item Specification Test Method 6.1 Inductance Inductance shall meet item 3. Measuring Equipment: KEYSIGHT 4291A or equivalent (1mA) Measuring Frequency: 1MHz 6.2 DC Resistance DC Resistance shall meet item 3. Measuring Equipment: Digital multi meter Digital multi meter (TR6846 or equivalent) a terminal1 terminal2 SW b DC resistance shall be measured after putting chip coil between the terminal 2 under the condition of opening between a and b. Every measurement the terminal 1 shall be shorted between a and b when changing chip coil. 6.3 Self Resonant S.R.F shall meet item 3. Measuring Equipment: Frequency (S.R.F) KEYSIGHT 4195A or equivalent (1mA) 6.4 Rated Current Self temperature rise shall be limited The rated current is applied. to 25C max. Inductance Change: within 50% 7. Mechanical Performance No. Item Specification Test Method 7.1 Shear Test Chip coil shall not be damaged after Applied Direction Chip Coil tested as follows. F Substrate Force: 10N Hold Duration: 5s1s Applied Direction: Parallel to PCB 7.2 Bending Test Substrate: Glass-epoxy substrate (100mm40mm1.6mm) Pressure jig R340 F Deflection 45 45 Product (in mm) Speed of Applying Force: 1mm / s Deflection: 1mm Hold Duration: 30s 7.3 Vibration Oscillation Frequency: 10Hz to 55Hz to 10Hz for 1 minute Total Amplitude: 1.5mm Testing Time: A period of 2h in each of 3 mutually perpendicular directions. MURATA MFG.CO., LTD