Integrated Circuits and Systems group, IIT Madras

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courses:ee5325_2019:start [2019/08/08 13:17]
qkhan
courses:ee5325_2019:start [2019/08/09 04:55]
qkhan [Recorded Lectures]
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 //Switching DC-DC Converters//:​ //Switching DC-DC Converters//:​
-Types (Buck, boost, buck-boost),​ power FETs, choosing L and C, PWM modulation, leading, trailing and dual edge modulation, Losses in switching converters, output ripple, voltage Vs current mode control, CCM and DCM modes, hysteretic control, switched capacitor dc-dc converters, Small signal model of dc-dc converter, loop gain analysis of un-compensated dc-dc converter, type-I, type-II and type-III compensation,​ compensation of a voltage mode dc-dc converter, compensation of a current mode dc-dc converter, Selecting topology, selecting switching frequency and external components, sizing power FETs, segmented power FET, designing gate driver, PWM modulator, error amplifier, oscillator, ramp generator, feedback resistors, current sensing, PFM/PSM mode for light load, effect of parasitic on reliability and performance,​ current limit and short circuit protection, soft start control, chip level layout and placement guidelines, board level layout guidelines, EMI considerations.+Types (Buck, boost, buck-boost),​ power FETs, choosing L and C, PWM modulation, leading, trailing and dual edge modulation, Losses in switching converters, output ripple, voltage Vs current mode control, CCM and DCM modes, hysteretic control, switched capacitor dc-dc converters, Small signal model of dc-dc converter, loop gain analysis of un-compensated dc-dc converter, type-I, type-II and type-III compensation,​ compensation of a voltage mode dc-dc converter, compensation of a current mode dc-dc converter, Selecting topology, selecting switching frequency and external components, sizing power FETs, segmented power FET, designing ​building blocks (gate driver, PWM modulator, error amplifier, oscillator, ramp generator, feedback resistors), current sensing, PFM/PSM mode for light load, effect of parasitic on reliability and performance,​ current limit and short circuit protection, soft start control, chip level layout and placement guidelines, board level layout guidelines, EMI considerations.
  
 //​Introduction to Advanced Topics in Power Management//:​ //​Introduction to Advanced Topics in Power Management//:​
-Digitally controlled dc-dc converters, digitally controlled LDOs, time-based control for voltage regulators, adaptive compensation,​ dynamic voltage scaling (DVS), Single-Inductor Multiple-Outputs (SIMO) Converters, dc-dc converters for LED lighting, Li-ion battery ​charging circuits.+Digitally controlled dc-dc converters, digitally controlled LDOs, time-based control for voltage regulators, adaptive compensation,​ dynamic voltage scaling (DVS), Single-Inductor Multiple-Outputs (SIMO) Converters, dc-dc converters for LED lighting, Li-ion battery ​charger.
  
  
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   * Lecture-5: [[http://​www.ee.iitm.ac.in/​vlsi/​_media/​courses/​ee5325_2019/​ee5325_lecture5_7aug2019.pdf|handout]] (droop compensation,​ current regulator, bandgap voltage reference)   * Lecture-5: [[http://​www.ee.iitm.ac.in/​vlsi/​_media/​courses/​ee5325_2019/​ee5325_lecture5_7aug2019.pdf|handout]] (droop compensation,​ current regulator, bandgap voltage reference)
   * Lecture-6: [[http://​www.ee.iitm.ac.in/​vlsi/​_media/​courses/​ee5325_2019/​ee5325_lecture6_8aug2019.pdf|handout]] (PTAT and CTAT voltage reference, designing a bandgap reference using PTAT and CTAT, Brokaw bandgap reference)   * Lecture-6: [[http://​www.ee.iitm.ac.in/​vlsi/​_media/​courses/​ee5325_2019/​ee5325_lecture6_8aug2019.pdf|handout]] (PTAT and CTAT voltage reference, designing a bandgap reference using PTAT and CTAT, Brokaw bandgap reference)
-  * Lecture-7: [[http://​www.ee.iitm.ac.in/​vlsi/​_media/​courses/​ee5325_2019/​ee5325_lecture7_9aug2019.pdf|handout]] (Sub-1V bandgap reference)+  * Lecture-7: [[http://​www.ee.iitm.ac.in/​vlsi/​_media/​courses/​ee5325_2019/​ee5325_lecture7_9aug2019.pdf|handout]] (Sub-1V bandgap reference, linear regulator introduction)