Researching | Design of constant current drive circuit for FOG

Optical Instruments, Volume. 42, Issue 2, 70(2020)

Design of constant current drive circuit for FOG

Guangyu SUN... Jun LU* and Zihao WANG |Show fewer author(s)

Author Affiliations

School of Electrical and Electronic Engineering, Shijiazhuang Tiedao University, Shijiazhuang 050003, China

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Figures & Tables(6)

Fig. 1. SLD internal schematic

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Fig. 2. Photoelectric characteristics

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Fig. 3. Constant current drive circuit

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Fig. 4. Test circuit

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Fig. 5. Experimental platform

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Table 1.
Constant current accuracy test results
恒流精度测试结果
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Table 1.
Constant current accuracy test results
恒流精度测试结果
温度/℃ I_A/mA 标准差相对差/%
最大值最小值平均值
25 100.263 100.220 100.242 0.013 7 0.013 7
−40 101.844 101.757 101.809 0.020 7 0.020 3
60 101.793 101.721 101.759 0.023 2 0.022 8

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Guangyu SUN, Jun LU, Zihao WANG. Design of constant current drive circuit for FOG[J]. Optical Instruments, 2020, 42(2): 70

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Paper Information

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Received: Jun. 27, 2019

Accepted: --

Published Online: May. 27, 2020

The Author Email: LU Jun (2009lj1975@163.com)

DOI:10.3969/j.issn.1005-5630.2020.02.012

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology