Invention Grant
- Patent Title: Constant current circuit of high efficiency
- Patent Title (中): 恒流电路效率高
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Application No.: US13824993Application Date: 2012-01-12
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Publication No.: US08866538B2Publication Date: 2014-10-21
- Inventor: Hyun-Tak Kim , Bongjun Kim , Sun Shin Kwag , Jun Sik Kim
- Applicant: Hyun-Tak Kim , Bongjun Kim , Sun Shin Kwag , Jun Sik Kim
- Applicant Address: KR Daejeon KR Anyang-Si
- Assignee: Electronics and Telecommunications Research Institute,Dongwon Systems Corporation
- Current Assignee: Electronics and Telecommunications Research Institute,Dongwon Systems Corporation
- Current Assignee Address: KR Daejeon KR Anyang-Si
- Priority: KR10-2011-0003519 20110113; KR10-2011-0116466 20111109
- International Application: PCT/KR2012/000310 WO 20120112
- International Announcement: WO2012/096534 WO 20120719
- Main IPC: G05F1/10
- IPC: G05F1/10 ; G05F3/02
Abstract:
The present inventive concept is a hyuntak transistor that can prevent a thermal runaway phenomenon and a low heat high efficiency constant current circuit using an auxiliary transistor capable of a high amplification and a constant current. The circuit may be applied to drive a LED and a motor.
Public/Granted literature
- US20130278327A1 CONSTANT CURRENT CIRCUIT OF HIGH EFFICIENCY Public/Granted day:2013-10-24
Information query
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