Title:
OPERATIONAL AMPLIFIER AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/206802
Kind Code:
A1
Abstract:
Disclosed are an operational amplifier and a display device. The operational amplifier (20) comprises: an amplification module (21), the amplification module (21) comprising an output end (211), the output end (211) being configured to output a working current to an electronic device (30); and an overcurrent protection module (22), the overcurrent protection module (22) being connected to the output end (211) and configured to measure the temperature of the amplification module (21), and control the magnitude of the working current according to the temperature, so as to make the temperature not higher than a first preset temperature threshold.
Inventors:
ZHANG XIANMING (CN)
Application Number:
PCT/CN2019/086829
Publication Date:
October 15, 2020
Filing Date:
May 14, 2019
Export Citation:
Assignee:
SHENZHEN CHINA STAR OPTOELECT (CN)
International Classes:
H03F1/52; G09G3/20; H03F3/45
Foreign References:
| CN108832900A | 2018-11-16 | |||
| CN108010497A | 2018-05-08 | |||
| CN108377137A | 2018-08-07 | |||
| CN101470142A | 2009-07-01 | |||
| CN102740567A | 2012-10-17 |
Attorney, Agent or Firm:
ESSEN PATENT&TRADEMARK AGENCY (CN)
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