Reference Only SpecNo.JELF243A-0088F-01 P1/8 CHIP COILCHIP INDUCTORSLQH43CN33 Reference Specification 1.Scope This reference specification applies to chip coils (chip inductors) LQH43CN 33 Series for general electronic equipment. 2.Part Numbering (ex) LQ H 43 C N 2R7 M 3 3 L Product ID Structure Dimension Applications Category Inductance Tolerance Features Electrode Packaging (LW) and L:Taping Characteristics 3.Rating Operating Temperature Range -40 to +85C Storage Temperature Range -40 to +85C Inductance Self DC *Rated Customer MURATA Resonant Current Resistance Tolerance Frequency Part Number Part Number (mA) (H) ( max.) (MHz min.) (%) LQH43CNR56M33L 0.56 0.02330% 160 2950 LQH43CNR82M33L 0.82 0.02730% 130 2800 LQH43CN1R0M33L 1.0 0.03230% 110 2600 LQH43CN1R5M33L 1.5 0.03630% 80 2450 LQH43CN1R8M33L 1.8 M:20 0.04230% 70 2300 LQH43CN2R2M33L 2.2 0.04730% 60 2100 LQH43CN2R7M33L 2.7 0.05330% 50 1800 LQH43CN3R3M33L 3.3 0.07630% 47 1650 LQH43CN3R9M33L 3.9 0.08230% 40 1600 *When applied Rated current to the Products, Inductance will be within 20% of initial Inductance value. When applied Rated current to the Products, temperature rise caused by self-generated heat shall be limited to 40C max 4. Testing Conditions <Unless otherwise specified> <In case of doubt> Temperature : Ordinary Temperature (15 to 35C) Temperature : 20 2C Humidity : Ordinary Humidity (25 to 85 %(RH)) Humidity : 60 to 70 %(RH) Atmospheric Pressure : 86 to 106 kPa 5.Appearance and Dimensions 3.60.2 3.20.2 Unit Mass (Typical value) 0.13g 3.20.2 4.50.3 No marking. (in mm) 1.0 min. 1.0 min. 1.0 min. MURATA MFG.CO., LTD 2.60.2Reference Only SpecNo.JELF243A-0088F-01 P2/8 6.Electrical Performance No. Item Specification Test Method 6.1 Inductance Meet chapter 3 ratings. Measuring Equipment: KEYSIGHT 4192A or equivalent Measuring Frequency: 1MHz Meet chapter 3 ratings. 6.2 DC Resistance Measuring Equipment:Digital multi meter 6.3 Self Resonant Meet chapter 3 ratings. Measuring Equipment: Frequency(S.R.F) KEYSIGHT 4991A or equivalent 7.Mechanical Performance No. Item Specification Test Method 7.1 Shear Test Substrate: Glass-epoxy substrate No significant mechanical damage or Applied Direction : no sign of electrode peeling off shall be Chip Coil F observed. Force: 20N Substrate Hold Duration: 51 s 7.2 Bending Test No significant mechanical damage or Substrate: Glass-epoxy substrate no sign of electrode peeling off shall be (100 40 1.6mm) observed. Speed of Applying Force: 1mm / s Deflection: 2mm Hold Duration: 30 s Pressure jig R340 F Deflection 45 45 Product (in mm) 7.3 Vibration Appearance shall have no significant Oscillation Frequency: mechanical damage. 10 to 55 to 10Hz for 1 minute Total Amplitude: 1.5mm Testing Time: A period of 2 hours in each of 3 mutually perpendicular directions. (Total 6 hours) 7.4 Solderability 90% or more of the outer electrode Flux: Ethanol solution of rosin, 25(wt)% shall be covered with new solder (Immersed for 5s to 10s) seamlessly. Solder: Sn-3.0Ag-0.5Cu Pre-Heating: 15010C / 60 to 90seconds Solder Temperature: 2405C Immersion Time: 31 s 7.5 Resistance to Appearance:No damage Flux: Ethanol solution of rosin, 25(wt)% Soldering Heat Inductance Change : within 5% (Immersed for 5s to 10s) Solder: Sn-3.0Ag-0.5Cu Pre-Heating: 15010C / 60 to 90seconds Solder Temperature: 2705C Immersion Time: 101 s Then measured after exposure in the room condition for 242 hours. MURATA MFG.CO., LTD