ETQP4LR68XFC

Choke Coils Power Choke Coil Series: PCC-M104L (MC) Low DCR Type Small mounting size for multi-phase DC-DC converter circuits ■ Features ● ● ● ● ● ● Small type (11.7 10.0 H4.0 mm) High power (21 A to 30 A) Low loss (RDC :0.76 to 1.58 m ) Tighter DCR tolerance (±5 %) Suitable for high frequency circuit (up to 1 MHz) Low buzz noise due to its gap-less structure ■ Recommended Applications ● Notebook PC power supply modules ● Servers, Routers, DC-DC converters for driving CPUs ■ Standard Packing Quantity ● 1000 pcs./Reel ■ Explanation of Part Numbers 1 2 3 4 5 6 7 8 9 10 11 12 E T Product Code Q P 4 L Winding Inductance Core Packaging Suffix Classification Size ■ Standard Parts Inductance (at 20 °C)✽1 L0 at 0A Part No. (µH) ETQP4LR36AFC ETQP4LR68XFC 0.36±20 % 0.68±20 % (µH) (0.29) (0.59) L1 Measurement current (A) 30 21 Rated current (A) ✽2 30 21 DC resistance (at 20 °C) (m ) 0.76±5 % 1.58±5 % (✽1) Inductance is measured at 100 kHz. (✽2) Rated current defines actual value of DC current, when temperature rise of coil becomes 40 K. 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. Feb. 2010 Choke Coils ■ Performance Characteristics (Reference) Inductance vs DC Current (uH) 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 0 5 10 15 20 (A) 25 30 35 30 Temp. rise (K) ETQP4LR36AFC ETQP4LR68XFC 100 90 80 70 60 50 40 30 20 10 0 0 5 10 15 20 Idc (A) 25 30 35 40 Case Temperature vs DC Current ETQP4LR36AFC ETQP4LR68XFC ■ Dimensions in mm (not to scale) 11.7 max. 0.01 min. 10.0±0.3 P1 4.0 max. ■ Connection ■ Recommended Land Pattern in mm (not to scale) P2 4.0±0.3 P2 2.5 P1 3.8 6.0 3.8 ■ Safety Precautions Refer 91 page. Feb. 2010 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. 4.6