Spec No.: JELF243B 0013Q-01 P1/8 CHIP COILS (CHIP INDUCTORS) LQM31PN00 REFERENCE SPECIFICATION 1. Scope This reference specification applies to chip coils (chip inductors) LQM31PN 00 series for general electronic equipment. 2. Part Numbering (Ex.) LQ M 31 P N R47 M 0 0 L Product ID Structure Dimension Application and Category Inductance Tolerance Performance Electrode Packaging (L W) characteristic specification L: taping *B: bulk *B: Bulk packing is also available. 3. Part Number and Rating Operating temperature range -55C to +125C Storage temperature range -55C to +125C Inductance DC Self-resonant Customer Murata Rated current Nominal resistance frequency Tolerance Part number Part number (mA) value () (MHz min.) (%) ( H) LQM31PNR47M00L 0.47 20 0.0725% 80 1400 LQM31PN1R0M00L 1.0 20 0.1225% 60 1200 LQM31PN1R5M00L 1.5 20 0.1425% 50 1000 LQM31PN2R2M00L 2.2 20 0.1925% 40 900 LQM31PN3R3M00L 3.3 20 0.2425% 30 800 LQM31PN4R7M00L 4.7 20 0.3025% 25 700 4. Testing Conditions Unless otherwise specified Temperature: ordinary temperature (15C to 35C) Humidity: ordinary humidity 25% to 85% (RH) In case of doubt Temperature: 20C2C Humidity: 60% to 70% (RH) Atmospheric pressure: 86 kPa to 106 kPa 5. Appearance and Dimensions Unit mass (typical value): 0.024 g 6. Marking No marking. MURATA MFG CO., LTD Spec No.: JELF243B 0013Q-01 P2/8 7. Electrical Performance No. Item Specification Test method 7.1 Inductance Meet chapter 3 ratings. Measuring equipment: Keysight 4294A or the equivalent (1 mA) Measuring frequency: 1 MHz 7.2 DC resistance Meet chapter 3 ratings. Measuring equipment: digital multimeter Measuring circuit: Measure with the product set to terminal 2 and the switch pressed (open between a and b). When setting or removing the product, press the switch to short between a and b. 7.3 Self-resonant Meet chapter 3 ratings. Measuring equipment: Keysight 4294A or the equivalent frequency 7.4 Rated current Product temperature rise: 40C max. Apply the rated current from chapter 3. 8. Mechanical Performance No. Item Specification Test method 8.1 Shear test No significant mechanical damage or no Force application direction: sign of electrode peeling off shall be observed. Applying force: 10 N Holding time: 5 s1 s 8.2 Bending test No significant mechanical damage or no Test substrate: glass-epoxy substrate (100 mm 40 mm sign of electrode peeling off shall be 1.0 mm) observed. Pressurizing speed: 0.5 mm/s Deflection: 3 mm Holding time: 30 s Pressure jig R230 F Deflection 45 45 Product (in mm) 8.3 Vibration Appearance shall have no significant Oscillation frequency: 10 Hz to 2000 Hz, for approx. 20 min mechanical damage. Total amplitude: total amplitude of 3.0 mm or acceleration 2 amplitude of 245 m/s , whichever is smaller Test time: 3 directions perpendicular to each other, 4 h for each direction (12 h in total) 8.4 Drop Appearance shall have no significant The product shall be dropped so that it falls freely onto mechanical damage. concrete or a steel board. Height: 1 m Number of falls: 10 times 8.5 Solderability 90% or more of the outer electrode shall Flux: immersed in ethanol solution with a rosin content of be covered with new solder seamlessly. 25(wt)% for 5 s to 10 s Solder: Sn-3.0Ag-0.5Cu solder Pre-heating: 150C10C/60 s to 90 s Solder temperature: 240C5C Immersion time: 3 s1 s MURATA MFG CO., LTD