A simple digital autotuning for analog controller in SMPS

IEEE Transactions on Power Electronics

Volumn 25, Issue 8, 2010, Pages 2170-2178

  Saggini, Stefano ^a   Costabeber, Alessandro ^b   Mattavelli, Paolo ^c  

^a UNIVERSITY OF UDINE   (Italy)

^b UNIVERSITY OF PADOVA   (Italy)

^c VIRGINIA POLYTECHNIC INSTITUTE AND STATE UNIVERSITY   (United States)

Author keywords

Auto tuning; dc dc converters; digital control

Indexed keywords

A/D CONVERTER; ANALOG BLOCKS; ANALOG CONTROLLERS; ANALOG CONTROLS; ANALOG CURRENT; AUTO-TUNING; CLOSED LOOP PROPERTIES; CONTROLLER TUNING; CROSS-OVER FREQUENCIES; DIGITAL CONTROL; DIGITAL CONTROL ALGORITHMS; GAIN MARGIN; OPERATIONAL TRANS CONDUCTANCE AMPLIFIER; OSCILLATION AMPLITUDE; OUTPUT VOLTAGES; PARAMETER VARIATION; PHASE MARGINS; POINT-OF-LOAD CONVERTERS; SELF-TUNING CAPABILITIES; SWITCH-MODE POWER SUPPLIES; SWITCHED CAPACITOR; VARIABLE GAIN;

ALGORITHMS; ANALOG TO DIGITAL CONVERSION; DC POWER TRANSMISSION; DC-DC CONVERTERS; DIGITAL CONTROL SYSTEMS; SHAPE MEMORY EFFECT; TUNING;

CONTROLLERS;

EID: 77954754567     PISSN: 08858993     EISSN: None     Source Type: Journal    
DOI: 10.1109/TPEL.2010.2041011     Document Type: Article

References (18)

1. B. Miao, R. Zane, and D. Maksimovic, "System identification of power converters with digital control through cross-correlation methods," IEEE Trans. Power Electron., vol.20, no.5, pp. 1093-1099, Sep. 2005.
2. W. Stefanutti, P. Mattavelli, S. Saggini, and M. Ghioni, "Autotuning of digitally controlled buck converters based on relay feedback," IEEE Trans. Power Electron., vol.22, no.1, pp. 199-207, Jan. 2007.
3. Z. Zhao and A. Prodic, "Limit-cycle based auto-tuning system for digitally controlled low-power SMPS," IEEE Trans. Power Electron., vol.22, no.6, pp. 2211-2222, Nov. 2007.
4. Z. Zhao, A. Prodic, and P. Mattavelli, "Self-programmable PID compensator for digitally controlled SMPS," in Proc. IEEE Workshop Comput. Power Electron. (COMPEL 2006), pp. 112-116.
5. L. Corradini, P. Mattavelli, and D. Maksimovic, "Robust relay-feedback based autotuning for DCDC converters," in Proc. 38th IEEE Power Electron. Spec. Conf. (PESC 2007), pp. 2196-2202.
6. L. Corradini, P. Mattavelli, W. Stefanutti, and S. Saggini, "Simplified model reference-based autotuning for digitally controlled SMPS," IEEE Trans. Power Electron., vol.23, no.4, pp. 1956-1963, Jul. 2008.
7. J. Morroni, R. Zane, and D. Maksimovic, "Design and implementation of an adaptive tuning system based on desired phase margin for digitally controlled DC-DC converters," IEEE Trans. Power Electron., vol.24, no.2, pp. 559-564, Feb. 2009.
8. M. Shirazi, J. Morroni, A. Dolgov, R. Zane, and D. Maksimovic, "Integration of frequency response measurement capabilities in digital controllers for DC-DC converters," IEEE Trans. Power Electron., vol.23, no.5, pp. 2524-2535, Sep. 2008.
9. S. Saggini,W. Stefanutti, E. Tedeschi, and P. Mattavelli, "Digital deadbeat control tuning forDC-DC converters using error correlation," IEEE Trans. Power Electron., vol.2, no.4, pp. 1566-1570, Jul. 2007.
10. B. J. Patella, A. Prodic, A. Zirger, and D. Maksimovíc, "High-frequency digital controller IC forDC/DC converters," IEEE Trans. Power Electron., vol.18, no.1, pp. 438-446, Jan. 2003.
11. J. Xao, A. V. Peterchev, and S. R. Sanders, "Architecture and IC implementation of a digital VRM controller," IEEE Trans. Power Electron., vol.18, no.1, pp. 356-364, Jan. 2003.
12. Z. Lukic, N. Rahman, and A. Prodic, "Multi-bit sigma-delta PWM digital controller IC for DC-DC converters operating at switching frequencies beyond 10 MHz," IEEE Trans. Power Electron., vol.22, no.5, pp. 1693- 1707, Sep. 2007.
13. A. Peterchev and S. Sanders, "Digital multimode buck converter with loss-minimizing synchronous rectifier adaptation," IEEE Trans. Power Electron., vol.21, no.6, pp. 1588-1599, Nov. 2006.
14. S. Chattopadhyay and S. Das, "A digital current-mode control technique for DC-DC converters," IEEE Trans. Power Electron., vol.21, no.6, pp. 1718-1726, Nov. 2006. (Pubitemid 44824217)
15. A. Prodic, D. Maksimovic, and R. W. Erickson, "Dead-zone digital controllers for improved dynamic performances of low-harmonic rectifiers," IEEE Trans. Power Electron., vol.21, no.1, pp. 173-181, Jan. 2006.
16. V. Yousefzadeh and D. Maksimovic, "Sensorless optimization of dead times in DC-DC converters with synchronous rectifiers," IEEE Trans. Power Electron., vol.1, no.4, pp. 994-1002, Jul. 2006.
17. D. M. Van de Sype, F. De Gusseme, K. De Belie, A. R. Van Den Bossche, and J. A. Melkebeek, "Small-signal z-domain analysis of digitally controlled converters," IEEE Trans. Power Electron., vol.21, no.2, pp. 470-478, Mar. 2006.
18. R. W. Erickson and D. Maksimovic, Fundamentals of Power Electronics. Norwell, MA: Kluwer, 1999.