Choke Coils Power Choke Coil Series: PCC-M0512W (MC) High power, Low loss, Low-pro le Features Small type (5.45.15H1.2 mm) High power (2.2 A to 5.5 A) Low loss (R :19.2 to 168.0 m) DC Suitable for high frequency circuit (up to 1 MHz) Low buzz noise due to its gap-less structure RoHS compliant Recommended Applications HDD, Tablet PC power supply modules Servers, Routers, DC-DC converters for driving CPUs Standard Packing Quantity (Minimum Quantity/Packing Unit) 6000 pcs./box (2 reel) Explanation of Part Numbers 12 3 456789 10 11 12 & 5 2 1 8 Product Code Classication Size Winding Inductance Core Packaging Sufx Standard Parts 1 Inductance (at 20 C) Rated DC resistance 3 L0 at 0A L1 Part No. current (at 20 C) Measurement 2 (A) (m) max. (H) (H) current (A) ETQP1WR47WFP 0.4720 % (0.42) 5.5 5.5 19.2 ETQP1W1R0WFP 1.0020 % (0.87) 4.4 4.4 46.5 ETQP1W2R2WFP 2.2020 % (1.80) 3.4 3.4 77.3 ETQP1W3R3WFP 3.3020 % (2.70) 2.8 2.8 103.0 ETQP1W4R7WFP 4.7020 % (3.90) 2.2 2.2 168.0 ( 1) Inductance is measured at 100 kHz. ( 2) Rated current de nes actual value of DC current, when temperature rise of coil becomes 40 K. (Method A) ( 3) Reference only ( 4) Method A (PANASONIC s standard measurement conditions) Design and speci cations are each subject to change without notice. Ask factory for the current technical speci cations before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately. 03 Nov. 2013 Choke Coils Performance Characteristics (Ref er ence) Case Temperature vs DC Current (Method A) Inductance vs DC Current &521 8 3 8 1 &521 8 3 8 1 &521 8 3 8 1 &521 8 3 8 1 &521 8 3 8 1 &521 8 3 8 1 (uH) &521 8 3 8 1 &521 83 8 1 &521 8 3 8 1 &521 83 8 1 5.0 120 110 4.5 100 4.0 90 3.5 80 3.0 70 2.5 60 50 2.0 40 1.5 30 1.0 20 0.5 10 0.0 0 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 01 2354 678 (A) Idc (A) Dimensions in mm (not to scale) 5.40.3 P2 P1 1.2 max. (1.05) Connection Recommended Land Pattern in mm (not to scale) P2 P1 2.2 6.0 Packaging Methods, Soldering Conditions and Safety Precautions (Power Choke Coils for Consumer use) Please see Data Files Design and speci cations are each subject to change without notice. Ask factory for the current technical speci cations before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately. 03 Nov. 2013 5.150.30 Temp. rise (K) 2.000.15 2.5