CN220107833U - Patch type rectifier bridge structure - Google Patents
Patch type rectifier bridge structure Download PDFInfo
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- CN220107833U CN220107833U CN202320980652.0U CN202320980652U CN220107833U CN 220107833 U CN220107833 U CN 220107833U CN 202320980652 U CN202320980652 U CN 202320980652U CN 220107833 U CN220107833 U CN 220107833U
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- rectifier bridge
- metal frame
- plastic package
- diode chip
- package body
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- 239000002184 metal Substances 0.000 claims abstract description 44
- 229910052751 metal Inorganic materials 0.000 claims abstract description 44
- 239000000758 substrate Substances 0.000 claims description 12
- 238000004806 packaging method and process Methods 0.000 abstract description 3
- 238000004804 winding Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000272168 Laridae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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- Rectifiers (AREA)
Abstract
The utility model relates to a patch type rectifier bridge structure, which belongs to the field of rectifier bridge packaging and comprises a rectifier bridge plastic package body, a plurality of metal frames and a plurality of diode chips, wherein the metal frames and the diode chips are packaged in the rectifier bridge plastic package body; the positive electrode output end and the negative electrode output end are respectively arranged on different sides of the rectifier bridge plastic package body, so that the rectifier bridge plastic package body is particularly suitable for high-voltage double-row lamp strips, the upper and lower mode of the rectifier bridge pins is ensured, and the product failure risk is reduced when the lamp strips are packaged in a winding way.
Description
Technical Field
The utility model relates to the field of rectifier bridge packaging, in particular to a patch type rectifier bridge structure.
Background
The rectifier bridge is used as a common electronic component for converting alternating current into direct current and is widely applied to various electronic devices.
The common patch rectifier bridge in the market is generally divided into a straight pin or a gull pin, and the conventional pin structure is that two alternating current input ends are positioned on the same side of the plastic package body, and two direct current output ends are positioned on the other side of the plastic package body. However, for some special conditions, such as high-voltage lamp belts, the rectifier bridge pin needs to be placed up and down due to the problem of winding and packaging the subsequent lamp belts, so that the input end needs to be connected by punching in the dual-mode circuit board, and then the input end needs to be routed under the surface copper or the rectifier bridge, which is inconvenient for circuit design and has safety risk.
Disclosure of Invention
The utility model aims to solve the technical problem of the prior art, and provides a patch type rectifier bridge structure, wherein an anode output end and a cathode output end of the patch type rectifier bridge structure are respectively connected to different sides of a rectifier bridge plastic package body, and two alternating current input ends of the patch type rectifier bridge structure are also respectively connected to different sides of the rectifier bridge plastic package body, so that convenience in connection of the rectifier bridge on a PCB (printed circuit board) is improved.
The technical scheme for solving the technical problems is as follows: the utility model provides a paster type rectifier bridge structure, includes rectifier bridge plastic envelope body and encapsulates a plurality of metal frame and a plurality of diode chip in the rectifier bridge plastic envelope body, and a plurality of diode chip are connected on metal frame and are formed rectifier bridge circuit, metal frame extends to the rectifier bridge plastic envelope body outside and forms alternating current input and two direct current output, and two direct current output includes positive pole output and negative pole output, its characterized in that, positive pole output and negative pole output are connected respectively at the different sides of rectifier bridge plastic envelope body.
The patch type rectifier bridge structure is preferably a straight-foot rectifier bridge or a gull-foot rectifier bridge.
Further, the positive electrode output end and the negative electrode output end are respectively connected to two opposite sides of the rectifier bridge plastic package body.
Furthermore, the positive electrode output end and the negative electrode output end are arranged in a diagonal line outside the rectifier bridge plastic package body.
Furthermore, the two alternating current input ends are connected to different sides of the rectifier bridge plastic package body and are arranged in a diagonal line outside the rectifier bridge plastic package body.
Preferably, one alternating current input end and the positive electrode output end are connected to one side of the rectifier bridge plastic package body, and the other alternating current input end and the negative electrode output end are connected to the other side of the rectifier bridge plastic package body.
Further, the arrangement of the plurality of diode chips in the rectifier bridge plastic package is as follows:
the P poles of the two diode chips are welded on the first metal frame together, wherein the N pole of the first diode chip is connected with the second metal frame, and the N pole of the second diode chip is connected with the fourth metal frame;
the N poles of the other two diode chips are welded on the third metal frame together, wherein the P pole of the third diode chip is connected with the second metal frame, and the P pole of the fourth diode chip is connected with the fourth metal frame;
the first metal frame and the third metal frame are respectively led out to different sides of the rectifier bridge plastic package body to serve as two direct current output ends, and the second metal frame and the fourth metal frame are respectively led out to different sides of the rectifier bridge plastic package body to serve as two alternating current input ends.
Further, the first diode chip and the second diode chip adopt two independent diode chips of the P-type substrate or two diode chips of the P-type substrate, and the third diode chip and the fourth diode chip adopt two independent diode chips of the N-type substrate or two diode chips of the N-type substrate.
The beneficial effects of the utility model are as follows: the positive electrode output end and the negative electrode output end are respectively arranged on different sides of the rectifier bridge plastic package body, so that one alternating current input end and the positive electrode output end are connected to one side of the rectifier bridge plastic package body, the other alternating current input end and the negative electrode output end are connected to the other side of the rectifier bridge plastic package body, the rectifier bridge plastic package is particularly suitable for high-voltage double-row lamp strips, the upper and lower mode of the pins of the rectifier bridge is ensured, the failure risk of a product is reduced when the lamp strips are packaged in a winding mode, and the convenience of connecting the rectifier bridge on a PCB is improved on the premise of ensuring the quality of the product, and the safety risk is reduced.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;
FIG. 2 is an internal circuit diagram of embodiment 1 of the present utility model;
FIG. 3 is a schematic structural view of embodiment 2 of the present utility model;
FIGS. 4 and 5 are schematic structural views of other embodiments of the present utility model;
fig. 6 is an internal circuit diagram of the embodiment shown in fig. 4 and 5.
In the figure: 1. the rectifier bridge plastic package body 2, diode chip 21, first diode chip 22, second diode chip 23, third diode chip 24, fourth diode chip 3, alternating current input end 4, positive electrode output end 5, negative electrode output end 61, first metal frame 62, second metal frame 63, third metal frame 64, fourth metal frame.
Detailed Description
As shown in fig. 1, embodiment 1 provides a patch-type rectifier bridge structure, which comprises a rectifier bridge plastic package body 1, four metal frames and four diode chips 2 encapsulated in the rectifier bridge plastic package body 1, wherein the four diode chips 2 are connected to the metal frames to form a rectifier bridge circuit, specifically, the P poles of the two diode chips are welded together on a first metal frame 61, wherein the N pole of the first diode chip 21 is connected with a second metal frame 62, and the N pole of the second diode chip 22 is connected with a fourth metal frame 64; the N poles of the other two diode chips are welded together on the third metal frame 63, wherein the P pole of the third diode chip 23 is connected with the second metal frame 62, and the P pole of the fourth diode chip 24 is connected with the fourth metal frame 64; the first diode chip 21 and the second diode chip 22 are P-type substrate double diode chips, and the third diode chip 23 and the fourth diode chip 24 are N-type substrate double diode chips. The internal circuit diagram is shown in fig. 2.
The first metal frame 61 and the third metal frame 63 are respectively led out to different sides of the rectifier bridge plastic package body 1 to serve as two direct current output ends, namely an anode output end 4 and a cathode output end 5, and the second metal frame 62 and the fourth metal frame 64 are respectively led out to different sides of the rectifier bridge plastic package body 1 to serve as two alternating current input ends; specifically, the positive electrode output end 4 and the negative electrode output end 5 are respectively connected to two opposite sides of the rectifier bridge plastic package body 1, and the two alternating current input ends 3 are also connected to two opposite sides of the rectifier bridge plastic package body 1. In this embodiment, an ac input end 3 and an anode output end 4 are connected to one side of the plastic package body 1 of the rectifier bridge, another ac input end 3 and an anode output end 5 are connected to the other side of the plastic package body 1 of the rectifier bridge, and the anode output end 4 and the anode output end 5 are diagonally arranged (respectively located at the upper left corner and the lower right corner of the plastic package body in the top view of fig. 1) outside the plastic package body 1 of the rectifier bridge, and the two ac input ends 3 are diagonally arranged outside the plastic package body 1 of the rectifier bridge.
As shown in fig. 3, embodiment 2 provides a patch-type rectifier bridge structure, and the overall structure is the same as that of embodiment 1, and the internal circuit diagram is also shown in fig. 2. The difference is that the first diode chip 21 and the second diode chip 22 are two independent diode chips of a P-type substrate, and the third diode chip 23 and the fourth diode chip 24 are two independent diode chips of an N-type substrate.
Fig. 4 and 5 provide two different embodiments, and fig. 6 is a corresponding internal circuit diagram. The positive electrode output end 4 and the negative electrode output end 5 are respectively positioned at the lower right corner and the upper left corner of the plastic package body shown in fig. 6 in a overlook view.
Claims (7)
1. The utility model provides a paster type rectifier bridge structure, includes rectifier bridge plastic envelope body (1) and encapsulates a plurality of metal frame and a plurality of diode chip (2) in rectifier bridge plastic envelope body (1), and a plurality of diode chip (2) are connected on metal frame and are formed rectifier bridge circuit, metal frame extends to rectifier bridge plastic envelope body (1) outside and forms alternating current input (3) and two direct current output, and two direct current output includes anodal output (4) and negative pole output (5), its characterized in that, anodal output (4) and negative pole output (5) are connected respectively in the different sides of rectifier bridge plastic envelope body (1).
2. The patch-type rectifier bridge structure according to claim 1, wherein the positive electrode output end (4) and the negative electrode output end (5) are respectively connected to two opposite sides of the rectifier bridge plastic package body (1).
3. The patch-type rectifier bridge structure according to claim 2, wherein the positive output terminal (4) and the negative output terminal (5) are diagonally arranged outside the rectifier bridge plastic package body (1).
4. A patch-type rectifier bridge structure according to claim 3, wherein the two ac input terminals (3) are connected to different sides of the rectifier bridge plastic package (1) and are diagonally arranged outside the rectifier bridge plastic package (1).
5. The patch-type rectifier bridge structure according to claim 4, wherein an ac input terminal (3) and an anode output terminal (4) are connected to one side of the rectifier bridge plastic package body (1), and another ac input terminal (3) and a cathode output terminal (5) are connected to the other side of the rectifier bridge plastic package body (1).
6. The patch-type rectifier bridge structure according to any one of claims 1 to 5, wherein the arrangement of the plurality of diode chips (2) in the rectifier bridge plastic package (1) is as follows:
the P poles of the two diode chips are welded on the first metal frame together, wherein the N pole of the first diode chip is connected with the second metal frame, and the N pole of the second diode chip is connected with the fourth metal frame;
the N poles of the other two diode chips are welded on the third metal frame together, wherein the P pole of the third diode chip is connected with the second metal frame, and the P pole of the fourth diode chip is connected with the fourth metal frame;
the first metal frame and the third metal frame are respectively led out to different sides of the rectifier bridge plastic package body (1) to serve as two direct current output ends, and the second metal frame and the fourth metal frame are respectively led out to different sides of the rectifier bridge plastic package body (1) to serve as two alternating current input ends.
7. The chip rectifier bridge structure according to claim 6, wherein the first diode chip and the second diode chip are two independent diode chips of the P-type substrate or two diode chips of the P-type substrate, and the third diode chip and the fourth diode chip are two independent diode chips of the N-type substrate or two diode chips of the N-type substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320980652.0U CN220107833U (en) | 2023-04-27 | 2023-04-27 | Patch type rectifier bridge structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320980652.0U CN220107833U (en) | 2023-04-27 | 2023-04-27 | Patch type rectifier bridge structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220107833U true CN220107833U (en) | 2023-11-28 |
Family
ID=88870586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320980652.0U Active CN220107833U (en) | 2023-04-27 | 2023-04-27 | Patch type rectifier bridge structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220107833U (en) |
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2023
- 2023-04-27 CN CN202320980652.0U patent/CN220107833U/en active Active
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