Spec No.: JELF243A 0069Q-01 P1/9 CHIP COILS (CHIP INDUCTORS) LQH44PN P0 REFERENCE SPECIFICATION 1. Scope This reference specification applies to chip coils (chip inductors) LQH44PN P0 series for general electronic equipment. 2. Part Numbering (Ex.) LQ H 44 P N 4R7 M P 0 L Product ID Structure Dimension Application and Category Inductance Tolerance Dimension Other Packaging (L W) characteristic (T) L: 180 taping 3. Part Number and Rating Operating temperature range (ambient temperature not including self-temperature rise) -40C to +85C (product temperature including self-temperature rise) -40C to +125C Storage temperature range -40C to +125C Rated current Inductance *3 (mA) DC Self-resonant Customer Murata resistance frequency Nominal Based on Based on Part number Part number Tolerance ( ) (MHz min.) value inductance temperature (%) *1 *2 ( H) change rise LQH44PN1R0NP0L 1.0 N: 30 0.03020% 90 2950 2450 LQH44PN2R2MP0L 2.2 M: 20 0.04920% 70 2500 1800 LQH44PN3R3MP0L 3.3 M: 20 0.06520% 50 2100 1770 LQH44PN4R7MP0L 4.7 M: 20 0.0820% 40 1700 1700 LQH44PN6R8MP0L 6.8 M: 20 0.1220% 35 1400 1340 LQH44PN100MP0L 10 M: 20 0.1620% 25 1150 1170 LQH44PN220MP0L 22 M: 20 0.3720% 17 800 790 *1 When rated current is applied to the products, inductance will be within 30% of nominal inductance value. *2 When rated current is applied to the products, temperature rise caused by self-generated heat shall be limited to 40C max. *3 Keep the temperature (ambient temperature plus self-generation of heat) under 125C. 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 MURATA MFG CO., LTD Spec No.: JELF243A 0069Q-01 P2/9 5. Appearance and Dimensions Unit mass (typical value): 0.10 g 6. Marking No marking. 7. Electrical Performance No. Item Specification Test method 7.1 Inductance Meet chapter 3 ratings. Measuring equipment: Keysight 4284A or the equivalent Measuring frequency: 1 MHz 7.2 DC resistance Meet chapter 3 ratings. Measuring equipment: digital multimeter 7.3 Self-resonant Meet chapter 3 ratings. Measuring equipment: Keysight E4991A or the frequency equivalent MURATA MFG CO., LTD