Spec No.: JELF243A-9155-01 P1/9 Chip Coil (Chip Inductor) LQW21FT0H SPECIFICATION Murata Standard Reference Specification AEC-Q200 1. Scope This reference specification applies to Chip Coil (Chip Inductor) LQW21FT 0H series for automotive electronics based on AEC-Q200. 2. Part Numbering (Ex.) LQ W 21 FT R47 M 0H L Product ID Type Dimension Application and Inductance Tolerance Category Packaging (L W) characteristic (H:for automotive L: taping electronics) *B: bulk *B: Bulk packing is also available. (The product sealed on the carrier tape is stored in a plastic bag.) 3. Part Number and Rating Operating temperature range -40C to +125C Storage temperature range -40C to +125C Rated current Inductance (mA) Self- DC * Customer Murata resonant Based on temperature rise ESD resistance Nominal Based on Part number Part number frequency Rank Tolerance ( max.) value inductance Ambient Ambient (MHz min.) (%) (H) change temperature temperature 105C 125C 20 LQW21FTR47M0HL 0.47 0.05 470 1000 1100 900 5A 20 5A LQW21FTR82M0HL 0.82 0.09 360 800 800 700 20 5A LQW21FT1R0M0HL 1.0 0.13 320 700 700 600 20 5A LQW21FT1R5M0HL 1.5 0.18 260 550 550 500 20 5A LQW21FT2R0M0HL 2.0 0.29 230 450 450 400 * As shown in the diagram below, derating is applied to the rated current based on the operating temperature ESD Rank Maximum Withstand Voltage 5A 8000 V (DC) to < 12,000 V (AD) 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-9155-01 P2/9 5. Appearance and Dimensions Equivalent Circuit Unit mass (typical value): 0.015g 6. Marking No marking. 7. Electrical Performance No. Item Specification Test method 7.1 Inductance Meet chapter 3 ratings. Measuring equipment: Keysight E4990 or the equivalent Measuring frequency: 1 MHz Position the chip coil under test as shown in the measuring example below and connect it to the electrode by applying weight. Measurement example: 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 7.4 Rated current When rated current is applied to the Apply the rated current specified in chapter 3. products, inductance will be within 30% of nominal inductance value. Temperature rise caused by self- generated heat shall be limited to 20C max. MURATA MFG CO., LTD