Phase margin degradation of a peak current controlled converter at reduced duty cycle

IEEE Transactions on Power Electronics

Volumn 25, Issue 4, 2010, Pages 863-874

  Ejea Martí , Juan ^a   Sanchis Kilders, Esteban ^a   Maset, Enrique ^a   Ferreres, Agustí N ^a   Blanes, José Manuel ^b   Garrigós, Ausìs ^b   Jordán, José ^a   Esteve, Vicente ^a  

^a UNIVERSITY OF VALENCIA   (Spain)

^b MIGUEL HERNÁNDEZ UNIVERSITY   (Spain)

Author keywords

Modeling; Peak current mode control; Power management

Indexed keywords

CURRENT LOOP; CURRENT WAVEFORMS; CURRENT-SHARING; DIFFERENT FREQUENCY; DUTY CYCLES; LOAD CURRENTS; ON TIME; PEAK CURRENT CONTROL; PEAK CURRENT MODE; PEAK CURRENT MODE CONTROL; PEAK CURRENTS; PHASE LOSS; PHASE MARGINS; PRACTICAL IMPLEMENTATION; SWITCHING POWER SUPPLIES;

DEGRADATION; ELECTRIC CURRENT CONTROL; ELECTRIC POWER MEASUREMENT; ELECTRIC POWER SUPPLIES TO APPARATUS; ENERGY MANAGEMENT; POWER CONVERTERS; POWER ELECTRONICS;

FREQUENCY RESPONSE;

EID: 77950827375     PISSN: 08858993     EISSN: None     Source Type: Journal    
DOI: 10.1109/TPEL.2009.2035621     Document Type: Article

References (22)

1. E. Maset, E. Sanchis-Kilders, J. B. Ejea, A. Ferreres, J. Jord́an, V. Esteve, A. Garriǵos, J. A. Carrasco, J. M. Blanes, and A. H.Weinberg, "New high power/high voltage battery-free bus for electrical propulsion in satellites," in Proc. IEEE Power Electron. Spec. Conf., 2007, pp. 1391-1397.
2. A. H. Weinberg and P. Rueda Bold́o, "A high power, high frequency, DC to DC converter for space applications," in Proc. IEEE Power Electron. Spec. Conf., 1992, pp. 1140-1147.
3. E. Maset, A. Ferreres, J. B. Ejea, E. Sanchis-Kilders, J. Jord́an, and V. Esteve, "5 kW weinberg converter for battery discharging in highpower communications satellites," in Proc. IEEE Power Electron. Spec. Conf., 2005, pp. 69-75. (Pubitemid 46379151)
4. B. Holland, "A new integrated circuit for current-mode control," in Proc. 10th Nat. Power Convers. Conf., 1983, pp. C-2-1-C-2-7. (Pubitemid 14525075)
5. B. Holland, "Modelling, analysis and compensation of the current-mode converter," in Proc. 11th Nat. Power Convers. Conf., 1984, pp. I2-1-I2-6.
6. W. Andreycak, "Practical considerations in current mode power supplies," Unitrode Applications Note U-111, Product & Applications Handbook 1993-1994, pp. 9-134-9-151.
7. B. Mammano, "Current sensing solutions for power supply designers," Unitrode Seminar Handbook, SEM-1200, Topic 1, 1997.
8. S. H. Weinberg, "A catastrophic failure mode in peak-current- controlled dc/dc converters," in Proc. Eur. Space Power Conf., 2002, pp. 53-55.
9. R. B. Ridley, "A new small-signal model for current-mode-control, " Ph.D. dissertation, Virginia Polytech. Inst. State Univ., Virginia Beach, VA, Nov. 1990.
10. R. B. Ridley, "A new, continuous-time model for current mode control," IEEE Trans. Power Electron., vol.6, no.2, pp. 271-280, Apr. 1991.
11. F. J. Azcondo, C. Branas, R. Casanueva, and D. Maksimovic, "Approaches to modelling converters with current programmed control," in Proc. IEEE Power Electron. Educ. Workshop, 2005, pp. 98-104.
12. B. Bryant and M. K. Kazimierczuk, "Modelling the closed-current loop of PWM boost DC-DC converters operating in CCM with peak currentmode control," IEEE Trans. Circuits Syst. I, Reg. Papers, vol.52, no.11, pp. 2404-2412, Nov. 2005. (Pubitemid 41723955)
13. M. K. Kazimierczuk, "Transfer function of current modulator in PWM converters with current-mode control," IEEE Trans. Circuits Syst. I, Fundam. Theory Appl., vol.47, no.9, pp. 1407-1412, Sep. 2000.
14. D. J. Perreault and G. C. Verghese, "Time-varying effects and averaging issues in models for current-mode control," IEEE Trans. Power Electron., vol.12, no.3, pp. 453-461, May 1997.
15. J. Leyva-Ramos and J. A. Morales-Saldãna, "A design criteria for the current gain in current-programmed regulators," IEEE Trans. Ind. Electron., vol.45, no.4, pp. 568-573, Aug. 1998.
16. F. D. Tang and R. D. Middlebrook, "A unified model for currentprogrammed converters," IEEE Trans. Power Electron., vol.10, no.4, pp. 397-408, Jul. 1995.
17. M. Karppanen, M. Hankaniemi, T. Suntio, and M. Sippola, "Dynamical characterization of peak-current-mode-controlled buck converter with output-current feedforward," IEEE Trans. Power Electron., vol.22, no.2, pp. 444-451, Mar. 2007. (Pubitemid 46523168)
18. Y. Qiu, J. Sun, M. Xu,K. Lee, and F.C. Lee, "Bandwidth improvements for peak-current controlled voltage regulators," IEEE Trans. Power Electron., vol.22, no.4, pp. 1253-1260, Jul. 2007.
19. F. F. Ma, W. Z. Chen, and J. C. Wu, "A monolithic current-mode buck converter with advanced control and protection circuits," IEEE Trans. Power Electron., vol.22, no.5, pp. 1836-1846, Sep. 2007.
20. W. Tang, F. C. Lee, and R. B. Ridley, "Small-signal modelling of average current-mode control," IEEE Trans. Power Electron., vol.8, no.2, pp. 112-119, Apr. 1993. (Pubitemid 23697309)
21. W. Tang, "Average current-mode control and charge control forPWMconverters," Ph.D. dissertation, Virginia Polytech. Inst. State Univ., Virginia Beach, VA, Oct. 1994.
22. B. Choi, "Step load response of a current-mode-controlled DC-to-DC converter," IEEE Trans. Aerosp. Electron. Syst., vol.33, no.4, pp. 1115- 1121, Oct. 1997. (Pubitemid 127826281)