JPH05299265A - Winding structure of copper foil winding transformer and manufacture thereof - Google Patents

Winding structure of copper foil winding transformer and manufacture thereof

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Publication number
JPH05299265A
JPH05299265A JP12109192A JP12109192A JPH05299265A JP H05299265 A JPH05299265 A JP H05299265A JP 12109192 A JP12109192 A JP 12109192A JP 12109192 A JP12109192 A JP 12109192A JP H05299265 A JPH05299265 A JP H05299265A
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JP
Japan
Prior art keywords
winding
copper foil
insulating film
transformer
insulating material
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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JP12109192A
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Japanese (ja)
Inventor
Junichi Toyoda
準一 豊田
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Sony Corp
ソニー株式会社
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Application filed by Sony Corp, ソニー株式会社 filed Critical Sony Corp
Priority to JP12109192A priority Critical patent/JPH05299265A/en
Publication of JPH05299265A publication Critical patent/JPH05299265A/en
Application status is Pending legal-status Critical

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Abstract

PURPOSE:To providing a winding structure which is small and thin in size and easily manufactured. CONSTITUTION:A primary winding copper foil 11 and a secondary winding copper foil 12 are wound on at the same time so as to overlap each other interposing an insulating material 15 between them, where the winding copper foils 11 and 12 are formed in tape, and the insulating material 15 is formed of insulating film 14 which is wound on the winding copper foil over one and a half turns coming into nearly close contact with it at a right angle with the lengthwise direction of the winding copper foil. Furthermore, both the ends of the winding copper foils 11 and 12 covered with the insulating film 14 are turned up respectively, and the parts of the turnup winding copper foils are made to serve as terminals.

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【産業上の利用分野】本発明は、銅箔巻トランスに用いる巻線構造及びその製造方法に関するものである。 The present invention relates to relates to a winding structure and a manufacturing method thereof used in Dohakumaki transformer.

【0002】 [0002]

【従来の技術】一般に、銅箔巻トランスは、幅広の銅箔を巻線に用いているので、一次巻線部と二次巻線部とを重ねて巻回した場合は、一次巻線部と二次巻線部との間が密に結合し、線材を用いての巻線に比べて漏れインダクタンスが低い利点がある。 In general, Dohakumaki transformer, because of the use of wide copper foil windings, if the wound overlapping the primary winding part and the secondary winding part, the primary winding section If between the secondary winding part is tightly coupled, the leakage inductance is low advantages over winding of using a wire. このことから、今日では広く用いられている。 From this, it is widely used today.

【0003】図6は、従来の銅箔巻トランスにおける巻線構造の一例を示す断面図である。 [0003] Figure 6 is a sectional view showing an example of a winding structure of a conventional copper foil winding transformer. 図6は一次巻線部用銅箔1と二次巻線部用銅箔2とを重ね合わせて巻回してなる構造を示すもので、各巻線部用銅箔1,2は各々テープ状に形成されている。 Figure 6 shows a structure formed by turning superimposed copper foil 1 for the primary winding part and the secondary winding part copper foil 2 by winding the copper foil 2 for each winding portion are each tape-shaped It is formed. そして、巻回する場合は、間にポリエステル,ポリイミド等のテープ状をした絶縁材3を挟んで各巻線部用銅箔1,2を対向させるとともに、さらにこの各巻線部用銅箔1,2の外側の面に同じくポリエステル,ポリイミド等のテープ状をした絶縁材4を当接させ、この状態で同時に巻回するようにしている。 Then, when the winding is a polyester, a winding unit for the copper foil 1 and 2 sandwiching the insulating material 3 in which the tape-like polyimide or the like causes face during further the winding unit copper foil 2 also the outer surface of the polyester, the insulating material 4 in which the tape-like polyimide or the like is brought into contact, so that simultaneously wound in this state.

【0004】この構造では、一次巻線部用銅箔1と二次巻線部用銅箔2との間の沿面距離L1を少なくとも6mm [0004] In this structure, at least 6mm creepage distance L1 between the primary winding part copper foil 1 and the secondary winding part copper foil 2
(「ミリメートル」の略。以下、同じ。)確保しなければならないとする全世界安全規格がある。 (Abbreviation of "millimeter". Or less, the same.) There is a whole world safety standards that must be secured. したがって、 Therefore,
従来構造では、この規格を満足するのに、各巻線部用銅箔1,2の上下幅寸法L2(本実施例では5mm)に加えて、この各巻線部用銅箔1,2の上下に約3mmのスペースL3を設けた構造にしている。 In the conventional structure, to satisfy this standard, in addition to the vertical width dimension L2 of each winding unit copper foil 1 and 2 (5 mm in this embodiment), above and below the winding unit copper foil 2 is a structure in which a space L3 of approximately 3 mm.

【0005】 [0005]

【発明が解決しようとする課題】しかしながら、各巻線部用銅箔1,2の上下に各々設けられるスペースL3は、 [0007] However, the space L3 each provided above and below the winding unit copper foil 1 and 2,
銅箔巻トランスの小型化及び薄型化に影響を及ぼすもので、小さい程良い。 Dohakumaki not affect the size and thickness of the transformer, better smaller. したがって、上記規格を満足し、かつ小型並びに薄型化が可能な構造が従来より望まれていた。 Therefore, to satisfy the above-mentioned standard, and compact and thin structure capable has been desired conventionally.

【0006】本発明は、上記問題点に鑑みてなされたものであり、その目的は小型並びに薄型化が可能で、かつ製作が容易な銅箔巻トランスの巻線構造及びその製造方法を提供することにある。 [0006] The present invention has been made in view of the above problems, and its object is to provide a small and can be thinned, and winding structure fabrication easy Dohakumaki transformer and its manufacturing method It lies in the fact.

【0007】 [0007]

【課題を解決するための手段】上記目的を達成するため、本発明に係る銅箔巻トランスの巻線構造は、間に絶縁材を介在させて一次巻線部用銅箔と二次巻線部用銅箔を互いに重ね合わせて同時に巻回してなるものであって、前記各巻線部用銅箔をテープ状に形成するとともに、前記絶縁材を前記巻線部用銅箔の長手方向と直交して前記巻線部用銅箔に略密着して1回転半以上巻き付けて覆ってなる絶縁フィルムで形成したものである。 To achieve the above object, according to an aspect of the winding structure of Dohakumaki transformer according to the present invention, the copper foil and the secondary winding for the primary winding section with intervening insulating material between be comprised by winding simultaneously the parts copper foil superposed with each other orthogonally, the copper foil for the winding section so as to form into a tape, the insulating material in the longitudinal direction of the copper foil for the winding unit to those formed with an insulating film formed by covering by winding one or more half turns in substantially close contact with the copper foil for the winding unit. さらには、前記絶縁フィルムでそれぞれ覆われた各巻線部用銅箔の両端部を各々折り返して、この折り返した一部を端子として形成したものである。 Furthermore, the insulating film is folded back, respectively both end portions of each covered winding unit copper foil, and forming a part in which the folded as terminals. また、銅箔巻トランスの巻線製造方法としては、前記絶縁フィルムが略密着して1回転以上巻かれて覆われた前記各巻線部用銅箔を、 Further, as the winding method of manufacturing Dohakumaki transformer, the insulating film is substantially in close contact with one rotation or more wound with copper foil for the winding portion covered,
間に前記絶縁フィルムの層が3層以上できるようにして互いに重ね巻きすると形成できるようにした。 It said layer of insulating film is allowed to be three or more layers between the to be formed to winding overlapped with each other. さらには、前記各巻線部用銅箔の両端の一部を露出させて前記絶縁フィルムを巻き付け、前記巻線部用銅箔の両端を折り返して端子を得るようにしたものである。 Furthermore, winding the insulating film to expose a portion of both ends of the copper foil for the winding unit, in which to obtain the terminal folded ends of the copper foil for the winding unit.

【0008】 [0008]

【作用】この構成によれば、巻線部用銅箔に略密着して巻き付けられて銅箔の外面を覆っている絶縁フィルムで一次巻線部用銅箔と二次巻線部用銅箔との間の沿面距離が確保できるので、従来構造のように各巻線部用銅箔の上下に大きなスペースを取らなくても済み、絶縁フィルムを巻いた厚みだけで済む。 SUMMARY OF] According to this arrangement, the primary winding section copper foil with an insulating film wound substantially in close contact with the copper foil winding portion covers the outer surface of the copper foil and the copper foil for the secondary winding part because the creeping distance can be secured between, never need to take a large space above and below the copper foil for each winding portion as in the conventional structure, it requires only a thickness wound with insulating films. また、絶縁フィルムを巻き付けた状態で、かつ必要によっては間に別の絶縁材を挟んで互いに重ね合わせて同時に巻回すれば形成することができる。 Further, in the state wound around the insulating film, and by the need can be formed if wound simultaneously mutually superimposed by interposing another insulating material between the. さらには、各巻線部用銅箔の両端部分を折り返して、各巻線部用銅箔と一体に端子を形成するので、 Furthermore, by folding the end portions of the copper foil for each winding section, so forming a terminal on the copper foil and integrally for each winding unit,
別途端子を設ける必要もなくなる。 There is no need to provide a separate terminal.

【0009】 [0009]

【実施例】以下、本発明の実施例について図面を用いて詳細に説明する。 EXAMPLES The following examples of the present invention will be described in detail with reference to the accompanying drawings. 図1乃至図3は本発明の一実施例として示すもので、図2は銅箔巻トランスの側面図、図3は図2のA−A線概略断面図、図1は図3のB部拡大断面図である。 1 to 3 shows an embodiment of the present invention, FIG 2 is a side view of Dohakumaki transformer, FIG. 3 A-A line sectional view of FIG. 2, FIG. 1 B of FIG. 3 enlarged cross-sectional views.

【0010】図1乃至図3において、この銅箔巻トランス10は、一次巻線部用銅箔11と二次巻線部用銅箔1 [0010] In FIGS. 1 to 3, the Dohakumaki transformer 10, a primary winding portion of copper foil 11 and the secondary winding part copper foil 1
2とを互いに重ね合わせて、フェライトコア13のボビン13aに所定数巻回してなる構造になっている。 2 and by the mutually superimposed, has a structure formed by turning a predetermined number of winding on the bobbin 13a of the ferrite core 13. なお、図2中の符号18は一次巻線部用銅箔11の端子であり、符号19は二次巻線部用銅箔12の端子である。 Reference numeral 18 in FIG. 2 is a terminal of the primary winding section copper foil 11, reference numeral 19 denotes a terminal of the secondary winding section copper foil 12.

【0011】また、各巻線部用銅箔11,12は、各々テープ状に形成され、この外側がポリエステル,ポリイミド等でなるシート状をした屈曲性の有る絶縁フィルム14で、一回転半以上(本実施例では丁度一回転半)、 Further, each winding unit copper foil 11 and 12, respectively are formed into a tape, the outer polyester, an insulating film 14 having the flexibility that the sheet made of polyimide or the like, one rotation and a half or more ( just one rotation and a half) in the present embodiment,
密着した状態で覆われている。 It covered with adhesion state. なお、絶縁フィルム14 The insulating film 14
の内側全体には粘着剤が塗布されており、この粘着剤で絶縁フィルム14と各巻線部用銅箔11,12との固定、および巻端止めがなされる。 The whole interior of which adhesive is applied, fixed between the insulating film 14 and the winding unit for the copper foil 11 and 12 in the adhesive, and Makitan stop is made.

【0012】図5は、その絶縁フィルム14を巻き付けて覆ってなる一次巻線部用銅箔11を形成する場合における手順を示しているものである。 [0012] Figure 5 is a shows a procedure in the case of forming the primary winding part copper foil 11 formed by covering by winding the insulating film 14. そこで、この図5を用いて絶縁フィルム14を巻き付けて覆ってなる一次巻線部用銅箔11を形成する方法をさらに説明する。 Therefore, further illustrating a method of forming a primary winding section copper foil 11 formed by covering by winding an insulating film 14 with reference to FIG. 5. 先ず、図5の(a)に示すように、テープ状に形成されている一次巻線部用銅箔11の両端の一部11aを露出させ、この一次巻線部用銅箔11の長手方向と直交した状態で、内側全面に粘着剤が塗布されている絶縁フィルム14で一次巻線部用銅箔11の外周を一回転半、密着した状態に巻回して覆う。 First, as shown in FIG. 5 (a) to expose the portion 11a across the primary winding section copper foil 11 formed in the tape shape, the longitudinal direction of the primary winding section copper foil 11 and orthogonal state, covered by winding one turn and a half the outer circumference of the primary winding section copper foil 11 with the insulating film 14 on which the adhesive agent is applied to the entire inner surface, the adhesion state. 次いで、露出されている一部1 Then, a part is exposed 1
1aを含んだ両端部分16を、図5の(b)に矢印17 The end portions 16 including the 1a, arrows in FIG. 5 (b) 17
で示す方向に折り返す。 Folded back in the direction indicated by. そして、図5の(c)に示すように、両端部分16が同一面で直角方向に延びる状態に折り曲げると完成し、この両端部分16は端子18(二次巻線部用銅箔12の場合では端子19)として使用される。 Then, as shown in FIG. 5 (c), to complete a folded state opposite end portions 16 extending perpendicularly in the same plane, in this end portions 16 terminal 18 (the secondary winding part copper foil 12 In is used as the terminal 19).

【0013】なお、上記説明では、絶縁フィルム14を巻き付けて覆った一次巻線部用銅箔11を形成する場合における手順について説明したが、絶縁フィルム14を巻き付けて覆った二次巻線部用銅箔12を形成する場合も、これと全く同じ手順で形成されるものであるので、 [0013] In the above description, although the procedure has been described in the case of forming a covered primary winding section copper foil 11 by winding the insulating film 14, a secondary winding part covered by winding an insulating film 14 may form a copper foil 12, which as so are those formed exactly the same procedure,
その説明は省略する。 And a description thereof will be omitted.

【0014】加えて、各巻線部用銅箔11と各巻線部用銅箔12との間には、同じくポリエステル,ポリイミド等でなるテープ状をした屈曲性の有る絶縁材15が介装されている。 [0014] In addition, between the winding section copper foil 11 and the winding portion copper foil 12, like polyester, with an insulating material 15 bent resistant there was a tape-shaped made of polyimide or the like is interposed there.

【0015】そして、各巻線部用銅箔11,12を巻回して巻線を形成する場合は、まず絶縁フィルム14で覆われた各巻線部用銅箔11,12との間に絶縁材15を挟んで、この状態で同時に巻回する。 [0015] Then, an insulating material 15 between the case of forming the winding by winding a winding unit for the copper foil 11 and 12, first and winding unit copper foil 11, 12 covered with an insulating film 14 across, wound simultaneously in this state. なお、この場合、 It should be noted that, in this case,
図1に示すように、各巻線部用銅箔11,12における絶縁フィルム14の外側の巻端14aはそれぞれ対向し合わないようにして配置し、巻回後に巻線部用銅箔1 As shown in FIG. 1, the outer winding end 14a of the insulating film 14 in the winding unit for the copper foil 11 and 12 are arranged so as not Awa opposed respectively, for copper winding part after the winding foil 1
1,12との間に絶縁フィルム14と絶縁材15とで形成され絶縁層が4層(絶縁材15を設けない場合では3 Insulating film 14 and is formed with an insulating material 15 insulating layers 4 layers between 1 and 12 (3 in the case without the insulating material 15
層)できるようにする。 To be able to layer). すると、これにより、多層直列分割巻き構造の巻線が形成される。 Then, Thus, the windings of the multi-layer serial split-winding structure is formed.

【0016】したがって、このようにして巻回してなる巻線構造では、図4に一次巻線部用銅箔11と二次巻線部用銅箔12との間の沿面経路L4を点線で示すように、 [0016] Therefore, in the winding structure formed by winding in this way, showing the creepage path L4 between the copper foil 11 for the primary winding part 4 and the secondary winding part copper foil 12 by a dotted line like,
その沿面距離L1が大きく確保され、一次巻線部用銅箔1 It is largely secured its creepage distance L1, a copper foil 1 for the primary winding part
1と二次巻線部用銅箔12との間の沿面距離を6mm以上とする規格を簡単に満足することができる。 1 and the creepage distance between the secondary winding part copper foil 12 can be easily satisfies the standard for the above 6 mm. すなわち、 That is,
従来構造のように各巻線部用銅箔11,12の上下に大きなスペースを取らなくても済み、絶縁フィルム14を巻いた厚みだけで済むので、全体の高さ寸法L5(=L2+ Has no requirement to take a large space above and below the winding unit copper foil 11, 12 as in the conventional structure, since only have a thickness wound with insulating film 14, the overall height dimension L5 (= L2 +
2L3)の寸法が小さくなり、小型・薄型化が可能になる。 The dimensions of the 2L3) is small, it is possible to smaller and thinner.

【0017】なお、上記実施例では絶縁フィルム14の巻き付け回数を1回転半にした構造を開示したが、これは1回転半以上であれば良く、逆に巻線部用銅箔11, [0017] In the above embodiment the insulating While the winding number of the film 14 has been disclosed a structure in one rotation and a half, which may be one half revolutions or more, the copper foil 11 for winding part Conversely,
12の幅L2が極めて小さい場合等は1回転半以上巻く必要がある。 The like when the width L2 of 12 is very small it is necessary to wind one turn and a half or more. また、一次巻線部用銅箔11と二次巻線部用銅箔12との間に介装される絶縁材15は必ずしも設けなくても差し支えないものである。 The insulating material 15 interposed between the primary winding part copper foil 11 and the secondary winding part copper foil 12 are those no problem is not necessarily provided.

【0018】 [0018]

【発明の効果】以上説明したとおり、本発明に係る銅箔巻トランスの巻線によれば、巻線部用銅箔に略密着して巻き付けられて、この巻線部用銅箔の外面を覆っている絶縁フィルムで一次巻線部用銅箔と二次巻線部用銅箔との間の沿面距離が確保できるので、従来構造のように各巻線部用銅箔の上下に大きなスペースを取らなくても絶縁フィルムを巻いた厚みだけで済み、小型・薄型化が可能になる。 As described in the foregoing, according to the winding of Dohakumaki transformer according to the present invention, wound substantially in close contact with the copper foil winding portion, the outer surface of the winding part copper foil because the creepage distance between the covering one insulating film and winding unit for the copper foil and the secondary winding part copper foil can be secured, a large space above and below the copper foil for each winding portion as in the conventional structure without taking only have a thickness wound with insulating films, allowing smaller and thinner. また、絶縁フィルムを巻き付けた状態で、かつ必要によっては間に別の絶縁材を挟んで互いに重ね合わせて同時に巻回すれば形成することができるので、製作も簡単にできる。 Further, in the state wound around the insulating film, and can be formed when wound at the same time by overlapping each other, with a different insulating material between the necessary, fabrication can also be easy. さらには、各巻線部用銅箔の両端部分を折り返して、各巻線部用銅箔と一体に端子を形成するので、別途端子を設ける必要もなくなり、簡素化された巻線構造が得られる等の効果が期待できる。 Furthermore, by folding the end portions of the copper foil for each winding section, so forming a terminal on the copper foil and integrally for each winding unit, eliminates the need to provide a separate terminal, such as simplified winding structure is obtained effect can be expected.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】本発明の一実施例として示す銅箔巻トランスの巻線部における拡大断面図である。 1 is an enlarged cross-sectional view of the winding portion of the copper Hakumaki transformer illustrating an embodiment of the present invention.

【図2】本発明を適用した銅箔巻トランスの側面図である。 2 is a side view of a Dohakumaki transformer according to the present invention.

【図3】図2のA−A線概略断面図である。 3 is an A-A line sectional view of FIG.

【図4】本発明の巻線による沿面距離を説明するための図である。 Is a diagram for explaining the creepage distance by the winding of the present invention; FIG.

【図5】本発明の巻線構造における絶縁フィルムで覆われた巻線部用銅箔を作る手順を説明するための図である。 5 is a diagram for the winding structure describing a procedure for making a copper foil winding portion covered with an insulating film of the present invention.

【図6】従来の銅箔巻トランスにおける巻線構造の一例を示す断面図である。 6 is a sectional view showing an example of a winding structure of a conventional copper foil winding transformer.

【符号の説明】 DESCRIPTION OF SYMBOLS

11 一次巻線部用銅箔 12 二次巻線部用銅箔 14 絶縁フィルム 15 絶縁材 16 両端部 18 端子 19 端子 11 copper foil copper foil 12 secondary winding part for the primary winding part 14 insulating film 15 insulating material 16 both end portions 18 terminal 19 terminal

Claims (4)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】 間に絶縁材を介在させて一次巻線部用銅箔と二次巻線部用銅箔を互いに重ね合わせて同時に巻回してなる銅箔巻トランスの巻線構造において、 前記各巻線部用銅箔をテープ状に形成するとともに、 前記絶縁材を前記巻線部用銅箔の長手方向と直交して前記巻線部用銅箔に略密着して1回転半以上巻き付けて覆った絶縁フィルムで形成したことを特徴とする銅箔巻トランスの巻線構造。 1. A copper foil winding transformer winding structure formed by winding the same time so by interposing an insulating material mutually superimposed copper foil and the copper foil for the secondary winding part for the primary winding part between the copper foil for winding section so as to form into a tape, the insulating material of the wound substantially in close contact with more than one rotation and a half in the longitudinal direction perpendicular to the winding section copper foil for a copper foil for the winding unit winding structure of Dohakumaki transformer, characterized in that formed in the covered insulating film.
  2. 【請求項2】 前記絶縁フィルムで覆われた各巻線部用銅箔の両端部を各々折り返して、この折り返した一部を端子としてなる請求項1に記載の銅箔巻トランスの巻線構造。 Wherein said insulating film-covered by each folded back end portions of the copper foil for each winding section, the winding structure of the copper foil winding transformer according to claim 1, a portion where the folded made as a terminal.
  3. 【請求項3】 一次巻線部用銅箔と二次巻線部用銅箔とをそれぞれ間に絶縁材を介在させて互いに重ね合わせて同時に巻回してなる銅箔巻トランスの巻線製造方法において、 前記各巻線部用銅箔をテープ状に形成するとともに、 前記各巻線部用銅箔の長手方向と直交して前記巻線部用銅箔に略密着して一回転以上絶縁フィルムを巻き付けて覆い、 前記絶縁フィルムで覆われた前記各巻線部用銅箔を、間に前記絶縁フィルムの層が3層以上できるようにして互いに重ね巻きすることを特徴とする銅箔巻トランスの巻線製造方法。 3. A copper foil and a copper foil and the winding method for producing a copper foil winding transformer formed by winding at the same time by superimposing one another by interposing an insulating material between each for secondary winding unit for the primary winding part in the copper foil for the winding section so as to form into a tape, winding the longitudinal direction and perpendicular to the copper foil for the winding section substantially in close contact with one revolution over the insulating film of the copper foil for the winding unit Te covering, the insulation of the copper foil for the winding portion covered with the film, the insulated winding of Dohakumaki transformer, characterized in that the winding overlapped each other layer to allow three or more layers of the film during Production method.
  4. 【請求項4】 前記各巻線部用銅箔の両端の一部を露出させて前記絶縁フィルムを巻き付け、前記巻線部用銅箔の両端を折り返して端子を形成するようにした請求項3 4. exposes a portion of both ends of the copper foil for the winding portion wound around the insulating film, according to claim 3 which is adapted to form a terminal by folding both ends of the copper foil for the winding unit
    に記載の銅箔巻トランスの巻線製造方法。 Winding method for producing a copper foil winding transformer according to.
JP12109192A 1992-04-16 1992-04-16 Winding structure of copper foil winding transformer and manufacture thereof Pending JPH05299265A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12109192A JPH05299265A (en) 1992-04-16 1992-04-16 Winding structure of copper foil winding transformer and manufacture thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12109192A JPH05299265A (en) 1992-04-16 1992-04-16 Winding structure of copper foil winding transformer and manufacture thereof

Publications (1)

Publication Number Publication Date
JPH05299265A true JPH05299265A (en) 1993-11-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP12109192A Pending JPH05299265A (en) 1992-04-16 1992-04-16 Winding structure of copper foil winding transformer and manufacture thereof

Country Status (1)

Country Link
JP (1) JPH05299265A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009193977A (en) * 2007-02-07 2009-08-27 Fuji Electric Systems Co Ltd Integrated device, and llc resonant converter mounting it
JP2017522724A (en) * 2014-06-19 2017-08-10 エスエムエイ ソーラー テクノロジー アクティエンゲゼルシャフトSMA Solar Technology AG Inductor assembly comprising at least one inductor coil thermally coupled to a metal inductor housing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009193977A (en) * 2007-02-07 2009-08-27 Fuji Electric Systems Co Ltd Integrated device, and llc resonant converter mounting it
JP2017522724A (en) * 2014-06-19 2017-08-10 エスエムエイ ソーラー テクノロジー アクティエンゲゼルシャフトSMA Solar Technology AG Inductor assembly comprising at least one inductor coil thermally coupled to a metal inductor housing

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