ADP3208C(2008) 데이터 시트보기 (PDF) - ON Semiconductor

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ADP3208C
(Rev.:2008)

7-Bit, Programmable, Dual-Phase, Mobile, CPU, Synchronous Buck Controller

ON Semiconductor 

OUTPUT VOLTAGE

PWRGD

CLKEN

EN

Figure 18. Start-Up Waveforms

OUTPUT VOLTAGE

4

L2 CURRENT

2

R1

SWITCH NODE 1

L1 CURRENT

1

SWITCH NODE 2

CH1 10.0V

CH2 5.00A

CH3 5.00A

CH4 20.0mV

REF1 10.0V 1.00µs

M1.00µs A CH3

T 20.00%

8.00A

Figure 19. Dual-Phase, Interleaved PWM Waveform, 20 A Load

SWITCH

NODE 2

SWITCH

NODE 1 PSI

OUTPUT VOLTAGE

Figure 20. PSI Transition

ADP3208C

SWITCH

NODE 1

SWITCH

NODE 2

OUTPUT VOLTAGE

Figure 21. PSI Transition

OUTPUT VOLTAGE

SWITCH

NODE 1

DPRSLP

SWITCH

NODE 2

PSI = HIGH

LOA D = 2 A

Figure 26. DPRSLP Transition

OUTPUT VOLTAGE

DPRSLP

SWITCH

NODE 1

SWITCH

NODE 2

PSI = HIGH

LOA D = 2 A

Figure 27. DPRSLP Transition

Rev. 1 | Page 17 of 41 | www.onsemi.com

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