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摘要:
A bandgap voltage reference has been proposed. We have provided improvements on speed, noise, temperature operating range issues compared with traditional bandgap reference design. Validity and accuracy of this scheme are verified by TSMC process-design-kit-based simulations. Simulation results proved that this circuit can work at 1.5-1.8 V supply with power consumption less than 0.5 mW, output reference voltage is 1.25 V, temperature coefficient is less than 1.8 × 10-5°C and PSRR is -110 dB at DC. This circuit can be widely applied to portable electronic design.
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来源 :
Journal of Beijing University of Technology
ISSN: 0254-0037
年份: 2007
期: 10
卷: 33
页码: 1052-1055