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. power inductors e 12 q 3 p4l 456789 product code inductance classi?ation 10 11 12 suf? packaging core winding size explanation of part numbers features recommended applications small type (11.5 10.0 h4.0 mm) high power (21 a to 28 a) low loss (r dc :0.7 to 1.56 m ) tighter dcr tolerance ( 5 % to 10 %) suitable for high frequency circuit (up to 1 mhz) low buzz noise due to its gap-less structure rohs compliant servers, routers, dc/dc converters for driving cpus notebook pc power supply modules 2,000 pcs./box (2 reel) : etqp4lr36wfc, etqp4lr56wfc, etqp4lr45xfc 1,000 pcs./box (2 reel) : ETQP4LR19WFC power choke coil series : pcc-m1040l (mc) small mounting size for multi-phase dc/dc converter circuits standard parts standard packing quantity (minimum quantity/packing unit) ( ? 1) inductance is measured at 100 khz. ( ? 2) rated current defines actual value of dc current, when temperature rise of coil becomes 40 k. (method a) ( ? 3) rated current defines actual value of dc current, when temperature rise of coil becomes 40 k. (method b) ( ? 4) reference only ( ? 5) method a (panasonic's standard measurement conditions), method b (high heat dissipation measurement) is different from method a by the measurement methods. in normal application condition, the part's temperature depends on circuit design and heat dissipation condition. this condition shall be verified by the worst operational condition. part no. inductance (at 20 ?) ? 1 rated current (a) ? 2 rated current (ref) (a) ? 3 dc resistance (at 20 ?) (m ) l0 at 0a l1 l2 (reference) ? 4 (?) (?) measurement current (a) (?) measurement current (a) ETQP4LR19WFC (0.20) 0.19?0 % 21 (0.17) 30 28 38 0.70?0 % etqp4lr36wfc (0.37) 0.36?0 % 17 (0.34) 24 24 33 1.10? 5 % etqp4lr56wfc (0.60) 0.56?0 % 15 (0.53) 21 21 28 1.56? 5 % etqp4lr45xfc 0.45 +20% (0.38) 25 25 33 1.10?5 % ?5% may. 2015 05 shielded construction downloaded from: http:///
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. power inductors p2p1 11.5 max. 4.0 max. 0.01 min. 10.0?.3 2.5 4.0?.2 p1 p2 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 (a) (uh) etqp4lr56wfcetqp4lr36wfc ETQP4LR19WFC etqp4lr45xfc 0 10 20 30 40 50 60 70 80 90 100 0 5 10 15 20 25 30 idc (a) temp. rise (k) etqp4lr56wfcetqp4lr36wfc etqp4lr45xfc ETQP4LR19WFC 3.8 6.0 3.8 4.6 connection as for packaging methods, soldering conditions and safety precautions (power choke coils for consumer use), please see data files performance characteristics (reference) dimensions in mm (not to scale) inductance vs dc current case temperature vs dc current (method a) recommended land patterns in mm (not to scale) may. 2015 06 downloaded from: http:///
y , i \ r x z d q w w r x v h r x u s u r g x f w v g h v f u l e h g l q w k l v r q o l q h f d w d o r j i r u d s s o l f d w l r q v u h t x l u l q j v s h f l d o t x d o l w l h v r u u h o l d e l o l w \ r u i r u d s s o l f d w l r q v z k h u h w k h i d l o x u h r u p d o i x q f w l r q r i w k h s u r g x f w v p d \ g l u h f w o \ m h r s d u g l ] h k x p d q o l i h r u s r w h q w l d o o \ f d x v h s h u v r q d o l q m x u \ h j d l u f u d i w d q g d h u r v s d f h h t x l s p h q w w u d i i l f d q g w u d q v s r u w d w l r q h t x l s p h q w f r p e x v w l r q h t x l s p h q w p h g l f d o h t x l s p h q w d f f l g h q w s u h y h q w l r q d q w l f u l p h h t x l s p h q w d q g r u v d i h w \ h t x l s p h q w l w l v q h f h v v d u \ w r y h u l i \ z k h w k h u w k h v s h f l i l f d w l r q v r i r x u s u r g x f w v i l w w r v x f k d s s o l f d w l r q v 3 o h d v h h q v x u h w k d w \ r x z l o o d v n d q g f k h f n z l w k r x u l q t x l u \ g h v n d v w r z k h w k h u w k h v s h f l i l f d w l r q v r i r x u s u r g x f w v i l w w r v x f k d s s o l f d w l r q v x v h e h i r u h \ r x x v h r x u s u r g x f w v y 7 k h t x d o l w \ d q g s h u i r u p d q f h r i r x u s u r g x f w v d v g h v f u l e h g l q w k l v r q o l q h f d w d o r j r q o \ d s s o \ w r r x u s u r g x f w v z k h q x v h g l q l v r o d w l r q 7 k h u h i r u h s o h d v h h q v x u h \ r x h y d o x d w h d q g y h u l i \ r x u s u r g x f w v x q g h u w k h v s h f l i l f f l u f x p v w d q f h v l q z k l f k r x u s u r g x f w v d u h d v v h p e o h g l q \ r x u r z q s u r g x f w v d q g l q z k l f k r x u s u r g x f w v z l o o d f w x d o o \ e h x v h g y , i \ r x x v h r x u s u r g x f w v l q h t x l s p h q w w k d w u h t x l u h v d k l j k g h j u h h r i u h o l d e l o l w \ u h j d u g o h v v r i w k h d s s o l f d w l r q l w l v u h f r p p h q g h g w k d w \ r x v h w x s s u r w h f w l r q f l u f x l w v d q g u h g x q g d q f \ f l u f x l w v l q r u g h u w r h q v x u h v d i h w \ r i \ r x u h t x l s p h q w y 7 k h s u r g x f w v d q g s u r g x f w v s h f l i l f d w l r q v g h v f u l e h g l q w k l v r q o l q h f d w d o r j d u h v x e m h f w w r f k d q j h i r u l p s u r y h p h q w z l w k r x w s u l r u q r w l f h 7 k h u h i r u h s o h d v h e h v x u h w r u h t x h v w d q g f r q i l u p w k h o d w h v w s u r g x f w v s h f l i l f d w l r q v z k l f k h [ s o d l q w k h v s h f l i l f d w l r q v r i r x u s u r g x f w v l q g h w d l o e h i r u h \ r x i l q d o l ] h w k h g h v l j q r i \ r x u d s s o l f d w l r q v s x u f k d v h r u x v h r x u s u r g x f w v y 7 k h w h f k q l f d o l q i r u p d w l r q l q w k l v r q o l q h f d w d o r j s u r y l g h v h [ d p s o h v r i r x u s u r g x f w v
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v l q w h o o h f w x d o s u r s h u w \ u l j k w v d q g z h g r q r w j u d q w d q \ o l f h q v h u l j k w r u l q w h u h v w l q r x u l q w h o o h f w x d o s u r s h u w \ y , i d q \ r i r x u s u r g x f w v s u r g x f w v s h f l i l f d w l r q v d q g r u w h f k q l f d o l q i r u p d w l r q l q w k l v r q o l q h f d w d o r j l v w r e h h [ s r u w h g r u s u r y l g h g w r q r q u h v l g h q w v w k h o d z v d q g u h j x o d w l r q v r i w k h h [ s r u w l q j f r x q w u \ h v s h f l d o o \ z l w k u h j d u g w r v h f x u l w \ d q g h [ s r u w f r q w u r o v k d o o e h r e v h u y h g y 7 k h v z l w f k r y h u g d w h i r u f r p s o l d q f h z l w k w k h 5 r + 6 ' l u h f w l y h 5 ( $ & + 5 h j x o d w l r q v y d u l h v g h s h q g l q j r q w k h s d u w q x p e h u r u v h u l h v r i r x u s u r g x f w v y : k h q \ r x x v h w k h l q y h q w r u \ r i r x u s u r g x f w v i r u z k l f k l w l v x q f o h d u z k h w k h u w k r v h s u r g x f w v d u h f r p s o l d q w z l w k w k h 5 r + 6 ' l u h f w l y h 5 ( $ & + 5 h j x o d w l r q s o h d v h v h o h f w 6 d o h v , q t x l u \ l q w k h z h e v l w h l q t x l u \ i r u p d q g f r q w d f w x v : h g r q r w w d n h d q \ u h v s r q v l e l o l w \ i r u w k h x v h r i r x u s u r g x f w v r x w v l g h w k h v f r s h r i w k h v s h f l i l f d w l r q v g h v f u l s w l r q v j x l g h o l q h v d q g s u h f d x w l r q v g h v f u l e h g l q w k l v r q o l q h f d w d o r j * x l g h o l q h v d q g s u h f d x w l r q v u h j d u g l q j w k h g h v f u l e h g l q w k l v r q o l q h f d w d o r j 5 h j d u g l q j w k h & h u w l i l f d w h r i & r p s o l d q f h z l w k $ s u w h f k q l f d o l q i r u p d w l r q d q g x v h r i r x u s u r g x f w v w k h ( 8 5 r + 6 ' l u h f w l y h 5 ( $ & + 5 h j x o d w l r q v ! downloaded from: http:///
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