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courses:ee5325_2019:start [2019/08/08 13:16] qkhan |
courses:ee5325_2019:start [2019/08/14 11:25] qkhan [Recorded Lectures] |
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| ===== Course Contents ===== | ===== Course Contents ===== | ||
| - | //Introduction to Power Management and Voltage Regulators// | + | //Introduction to Power Management and Voltage Regulators//: |
| Need of power management, power management applications, classification of power management, power delivery of a VLSI system, power conversion, discrete vs. integrated power management, types of voltage regulators (switching Vs linear regulators) and applications, converter’s performance parameters (voltage accuracy, power conversion efficiency, load regulation, line regulation, line and load transient response, settling time, voltage tracking), local Vs remote feedback, kelvin sensing, Point-of-Load (POL) regulators. | Need of power management, power management applications, classification of power management, power delivery of a VLSI system, power conversion, discrete vs. integrated power management, types of voltage regulators (switching Vs linear regulators) and applications, converter’s performance parameters (voltage accuracy, power conversion efficiency, load regulation, line regulation, line and load transient response, settling time, voltage tracking), local Vs remote feedback, kelvin sensing, Point-of-Load (POL) regulators. | ||
| - | //Linear Regulators// | + | //Linear Regulators//: |
| Bandgap Voltage Reference, Low Drop-Out Regulator (LDO), Source and sink regulators, shunt regulator, pass transistor, error amplifier, small signal model and stability analysis, compensation techniques, current limiting, power supply rejection ratio (PSRR), NMOS vs. PMOS regulator, current regulator. | Bandgap Voltage Reference, Low Drop-Out Regulator (LDO), Source and sink regulators, shunt regulator, pass transistor, error amplifier, small signal model and stability analysis, compensation techniques, current limiting, power supply rejection ratio (PSRR), NMOS vs. PMOS regulator, current regulator. | ||
| - | //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 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. | ||
| - | 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. | + | //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 charger. | |
| - | 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. | + | |
| - | + | ||
| - | //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. | + | |
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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, introduction of linear regulator) |
| + | * Lecture-8: [[http://www.ee.iitm.ac.in/vlsi/_media/courses/ee5325_2019/ee5325_lecture8_14aug2019.pdf|handout]] (Pass elements, review of feedback system and bode plot, Loop gain AC analysis, stability criterion and phase margin) | ||