CN205566114U - Synchronous Rectifier transformer for high frequency power supply - Google Patents
Synchronous Rectifier transformer for high frequency power supply Download PDFInfo
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- CN205566114U CN205566114U CN201620127738.9U CN201620127738U CN205566114U CN 205566114 U CN205566114 U CN 205566114U CN 201620127738 U CN201620127738 U CN 201620127738U CN 205566114 U CN205566114 U CN 205566114U
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- oxide
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- radiator
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Abstract
The utility model provides a synchronous Rectifier transformer for high frequency power supply, includes the transformer, the transformer includes the primary outer lead, secondaryly publicly takes a percentage, secondary copper, radiator, the left and right sides of radiator is equipped with water -cooling positive output row, water -cooling negative output row respectively, is equipped with thermal insulation cloth between radiator and water -cooling positive output arrange, water -cooling negative output arranges the right -hand member and is equipped with the drive plate, and upper and lower terminal surface that water -cooling negative output arranged respectively is fixed with a MOS tube sheet, water -cooling negative output arrange with two MOS tube sheets between all be equipped with the MOS pipe thermal insulation board that drains, being equipped with the drain electrode of MOS pipe on the MOS tube sheet and introducing the top copper bar from other localities, the left end is equipped with the source electrode bottom of MOS pipe and introduces the copper bar from other localities, and the right -hand member is equipped with MOS pipe drive lead terminal. A plurality of these physical inseparable installations can be realized to this device, reduce power supply size.
Description
Technical field
This utility model relates to a kind of synchronous rectification high-frequency switch power transformer.
Background technology
At present, in, powerful synchronous rectification high frequency switch power medium/high frequency transformer and circuit of synchronous rectification be because passing through
Electric current is big, caloric value is big, the performance of this structures shape power supply and volume.In due to, powerful synchronous rectification HF switch electricity
Source is relatively big because of power, and often a high frequency transformer power does not reaches requirement, the primary and secondary equal parallel connection of multiple high frequency transformers,
Or the primary series of high frequency transformer, secondary parallel, or these high frequency transformers are divided into some groups, often organize several
The primary series of high frequency transformer, then in parallel between group with group, secondary all parallel connections of all high frequency transformers, the most corresponding
, will there is the problem that volume shared by structure is the biggest in the substantial amounts of metal-oxide-semiconductor for circuit of synchronous rectification together.
Utility model content
Its purpose of this utility model is that a kind of synchronous rectification high-frequency switch power transformer, in solving, high-power
The electric current that synchronous rectification high frequency switch power medium/high frequency transformer passes through because reaching requirement is big, caloric value big, ties after there is repacking
Volume shared by structure is big, and the problem of power source performance difference.
The technical scheme realizing above-mentioned purpose and take, including transformator, described transformator include primary coil outer lead,
Secondary common tap, secondary copper coin, radiator, the water-cooled positive pole that is respectively arranged on the left side and the right side of described radiator exports row, water-cooled
Negative pole output row, is provided with heat conductive insulating cloth between radiator and water-cooled positive pole output row, described water-cooled negative pole output row's right-hand member sets
Driving plate, the upper and lower end face of water-cooled negative pole output row is had respectively to be fixed with a metal-oxide-semiconductor plate, water-cooled negative pole output row and two MOS
Being equipped with metal-oxide-semiconductor drain electrode heat conductive insulating plate between tube sheet, described metal-oxide-semiconductor plate is provided with outside metal-oxide-semiconductor drain electrode and draws top copper bar, left end
Being provided with outside the source bottom of metal-oxide-semiconductor and draw copper bar, right-hand member is provided with metal-oxide-semiconductor and drives lead terminal.
Beneficial effect
Compared with prior art this utility model has the following advantages.
1) transformator carries radiator, and is arranged between two pieces of water-cooled positive and negative output rows by insulating heat-conductive, the most sharp
In heat radiation；
2) drive plate to be fixed on the water-cooled negative pole output row right side, between two blocks of metal-oxide-semiconductor plates, shorten and drive lead-in wire long
Degree, reduces interference；
3) in solving, powerful synchronous rectification high frequency switch power medium/high frequency transformer is because the electric current that passes through is big, heating
Amount is big, the poor performance of power supply and bulky problem occurs.
Accompanying drawing explanation
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is decomposition texture schematic diagram of the present utility model；
Fig. 2 is transformer device structure schematic diagram of the present utility model；
Fig. 3 is metal-oxide-semiconductor plate structure schematic diagram of the present utility model.
Detailed description of the invention
This utility model includes transformator 3, and as shown in Figure 1, Figure 2, Figure 3 shows, described transformator 3 includes primary coil outer lead
31, secondary common tap 33, secondary copper coin 32, radiator 34, described radiator 34 be respectively arranged on the left side and the right side water-cooled positive pole
Output row 1, water-cooled negative pole output row 6, be provided with heat conductive insulating cloth 2, described water-cooled between radiator 34 and water-cooled positive pole output row 1
Negative pole output row's 6 right-hand members are provided with driving plate 7, and the upper and lower end face of water-cooled negative pole output row 6 is respectively fixed with a metal-oxide-semiconductor plate 4, water-cooled
Being equipped with metal-oxide-semiconductor drain electrode heat conductive insulating plate 5 between negative pole output row 6 and two metal-oxide-semiconductor plates 4, described metal-oxide-semiconductor plate 4 is provided with MOS
Pipe drain electrode is outer draws top copper bar 42, and left end is provided with outside the source bottom of metal-oxide-semiconductor and draws copper bar 45, and right-hand member is provided with metal-oxide-semiconductor and drives lead-in wire
Terminal 41.
Described secondary common tap 33, secondary copper coin 32, metal-oxide-semiconductor plate 4, metal-oxide-semiconductor drain electrode heat conductive insulating plate 5 are two.
Primary coil outer lead 31 draws outside two ends, can series/parallel very easily.
Described transformator 3 has two secondary coils, and two secondary coils respectively take one end, and to be connected respectively to two secondary public
Tap 33, it is achieved secondary tandem, the other end of two secondary coils is connected respectively to two secondary copper coins 32, two secondary copper coins
32 draw top copper bar 42 outward with the metal-oxide-semiconductor drain electrode of homonymy respectively is connected, and draws copper bar 45 and connect respectively outside the source bottom of two metal-oxide-semiconductors
Receiving the both sides up and down of water-cooled negative pole output row 6, the metal-oxide-semiconductor on two blocks of metal-oxide-semiconductor plates 4 drives lead terminal 41 to be connected respectively to drive
The two ends of dynamic plate 7, shorten and drive wire length, reduce interference.
Claims (4)
1. a synchronous rectification high-frequency switch power transformer, including transformator (3), it is characterised in that described transformator (3) wraps
Include primary coil outer lead (31), secondary common tap (33), secondary copper coin (32), radiator (34), described radiator (34)
Be respectively arranged on the left side and the right side water-cooled positive pole output row (1), water-cooled negative pole output row (6), radiator (34) is defeated with water-cooled positive pole
Going out and be provided with heat conductive insulating cloth (2) between row (1), described water-cooled negative pole output row's (6) right-hand member is provided with driving plate (7), water-cooled negative pole
The upper and lower end face of output row (6) is respectively fixed with a metal-oxide-semiconductor plate (4), water-cooled negative pole output row (6) and two metal-oxide-semiconductor plates (4) it
Between be equipped with metal-oxide-semiconductor drain electrode heat conductive insulating plate (5), described metal-oxide-semiconductor plate (4) is provided with that metal-oxide-semiconductor drain electrode is outer draws top copper bar (42),
Left end is provided with outside the source bottom of metal-oxide-semiconductor and draws copper bar (45), and right-hand member is provided with metal-oxide-semiconductor and drives lead terminal (41).
A kind of synchronous rectification high-frequency switch power transformer, it is characterised in that described secondary is public
Tap (33), secondary copper coin (32), metal-oxide-semiconductor plate (4), metal-oxide-semiconductor drain electrode heat conductive insulating plate (5) are two.
A kind of synchronous rectification high-frequency switch power transformer, it is characterised in that draw outside primary coil
Draw outside line (31) two ends, can series/parallel very easily.
A kind of synchronous rectification high-frequency switch power transformer, it is characterised in that described transformator
(3) two secondary coils, two secondary coils are had respectively to take one end and be connected respectively to two secondary common tap (33), it is achieved secondary
Series connection, the other end of two secondary coils is connected respectively to two secondary copper coins (32), and two secondary copper coins (32) are respectively with same
The outer top copper bar (42) that draws of metal-oxide-semiconductor drain electrode of side connects, and draws copper bar (45) and be connected respectively to water outside the source bottom of two metal-oxide-semiconductors
The both sides up and down of cold negative pole output row (6), the metal-oxide-semiconductor on two pieces of metal-oxide-semiconductor plates (4) drives lead terminal (41) to be connected respectively to drive
The two ends of dynamic plate (7), shorten and drive wire length, reduce interference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127738.9U CN205566114U (en) | 2016-02-19 | 2016-02-19 | Synchronous Rectifier transformer for high frequency power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127738.9U CN205566114U (en) | 2016-02-19 | 2016-02-19 | Synchronous Rectifier transformer for high frequency power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205566114U true CN205566114U (en) | 2016-09-07 |
Family
ID=56818371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620127738.9U Active CN205566114U (en) | 2016-02-19 | 2016-02-19 | Synchronous Rectifier transformer for high frequency power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205566114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710844A (en) * | 2017-01-13 | 2017-05-24 | 佛山市顺德区国力电力电子科技有限公司 | High-power power source transformer |
-
2016
- 2016-02-19 CN CN201620127738.9U patent/CN205566114U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710844A (en) * | 2017-01-13 | 2017-05-24 | 佛山市顺德区国力电力电子科技有限公司 | High-power power source transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 332000 No. 6, Jinxiu 1st Road, Shacheng Industrial Park, Chaisang District, Jiujiang City, Jiangxi Province Patentee after: Jiangxi Liyuan Haina Technology Co.,Ltd. Address before: No. 40 Shacheng Road, Shacheng Industrial Park, Jiujiang County, Jiujiang City, Jiangxi Province, 332100 Patentee before: JIUJIANG LIYUAN RECTIFIER EQUIPMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address |