CN212032037U - 一种恒流源电路和电源 - Google Patents
一种恒流源电路和电源 Download PDFInfo
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- CN212032037U CN212032037U CN202021107050.7U CN202021107050U CN212032037U CN 212032037 U CN212032037 U CN 212032037U CN 202021107050 U CN202021107050 U CN 202021107050U CN 212032037 U CN212032037 U CN 212032037U
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- transistor
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- constant current
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- 238000010586 diagram Methods 0.000 description 10
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- 230000002411 adverse Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
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CN202021107050.7U CN212032037U (zh) | 2020-06-15 | 2020-06-15 | 一种恒流源电路和电源 |
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CN202021107050.7U CN212032037U (zh) | 2020-06-15 | 2020-06-15 | 一种恒流源电路和电源 |
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CN212032037U true CN212032037U (zh) | 2020-11-27 |
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CN202021107050.7U Withdrawn - After Issue CN212032037U (zh) | 2020-06-15 | 2020-06-15 | 一种恒流源电路和电源 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111506146A (zh) * | 2020-06-15 | 2020-08-07 | 深圳市美矽微半导体有限公司 | 一种恒流源电路和电源 |
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2020
- 2020-06-15 CN CN202021107050.7U patent/CN212032037U/zh not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111506146A (zh) * | 2020-06-15 | 2020-08-07 | 深圳市美矽微半导体有限公司 | 一种恒流源电路和电源 |
CN111506146B (zh) * | 2020-06-15 | 2024-10-11 | 深圳市美矽微半导体股份有限公司 | 一种恒流源电路和电源 |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 518000 East, floor 4, building 4, Shenzhen Software Park, No. 2, Gaoxin Zhonger Road, Maling community, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee after: SHENZHEN MEIXI MICRO SEMICONDUCTOR CO.,LTD. Address before: 14F, xinhaofang building, 10188 Shennan Avenue, Nanshan District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN MEIXI MICRO SEMICONDUCTOR CO.,LTD. |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Constant Current Source Circuit and Power Supply Effective date of registration: 20230310 Granted publication date: 20201127 Pledgee: China Construction Bank Co.,Ltd. Shenzhen Branch Pledgor: SHENZHEN MEIXI MICRO SEMICONDUCTOR CO.,LTD. Registration number: Y2023980034588 |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 518000 East, floor 4, building 4, Shenzhen Software Park, No. 2, Gaoxin Zhonger Road, Maling community, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen Meisi Micro Semiconductor Co.,Ltd. Address before: 518000 East, floor 4, building 4, Shenzhen Software Park, No. 2, Gaoxin Zhonger Road, Maling community, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee before: SHENZHEN MEIXI MICRO SEMICONDUCTOR CO.,LTD. |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231227 Granted publication date: 20201127 Pledgee: China Construction Bank Co.,Ltd. Shenzhen Branch Pledgor: SHENZHEN MEIXI MICRO SEMICONDUCTOR CO.,LTD. Registration number: Y2023980034588 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20201127 Effective date of abandoning: 20241011 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20201127 Effective date of abandoning: 20241011 |