ETQ-P1W3R3WFP

Choke Coils Power Choke Coil Series: PCC-M0512W (MC) High power, Low loss, Low-profile ■ Features ● ● ● ● ● ● Small type (5.4×5.15×H1.2 mm) High power (2.2 A to 5.5 A) Low loss (RDC :19.2 to 168.0 mΩ) 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 ● 3000 pcs./Reel ■ Explanation of Part Numbers 1 2 3 4 5 6 & 5 2 1  8 Product Code Classification Size 7 Winding 8 9 Inductance 10 11 12 Core Packaging Suffix ■ Standard Parts Inductance (at 20 °C)✽1 L1✽3 L0 at 0A Part No. Rated current (A) ✽2 DC resistance (at 20 °C) (mΩ) 5.5 19.2 (μH) (μH) ETQP1WR47WFP 0.47±20 % (0.42) Measurement current (A) 5.5 ETQP1W1R0WFP 1.00±20 % (0.87) 4.4 4.4 46.5 ETQP1W2R2WFP 2.20±20 % (1.80) 3.4 3.4 77.3 ETQP1W3R3WFP 3.30±20 % (2.70) 2.8 2.8 103.0 ETQP1W4R7WFP 4.70±20 % (3.90) 2.2 2.2 168.0 (✽1) Inductance is measured at 100 kHz. (✽2) Rated current defines actual value of DC current, when temperature rise of coil becomes 40 K. (✽3) Reference Only Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately. 02 Jun. 2013 100 Choke Coils ■ Performance Characteristics (Reference) Case Temperature vs DC Current Inductance vs DC Current &521838'1 &521838'1 &521838'1 &521838'1 &521838'1 (uH) 5.0 120 110 100 90 80 70 60 50 40 30 20 10 0 4.5 4.0 Temp. rise (K) 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 &521838'1 &521838'1 &521838'1 &521838'1 &521838'1 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 0 1 2 3 4 (A) 5 6 7 8 Idc (A) ■ Dimensions in mm (not to scale) 5.15±0.30 2.00±0.15 5.4±0.3 P2 P1 (1.05) 1.2 max. ■ Recommended Land Pattern in mm (not to scale) ■ Connection 2.5 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 specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately. 02 Jun. 2013 101