STPMC1 datasheet(43/77 Pages) STMICROELECTRONICS

部件名	STPMC1

功能描述	Programmable poly-phase energy calculator IC

PDF	77 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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43 / 77 page

STPMC1

Theory of operation

Doc ID 15728 Rev 6

43/77

Example 15: Phase compensation for PM = 0, TCS = 1

Phase shift current for -

phc:

CPC[1] = 0

Kphc = - (32 CpC[1:0] + 16 CPC[0] + CPX[3:0])

Phase shift current for

phc:

CPC[1] = 1

Kphc = 64 - (32 CpC[0] + 16 CPC[0] + CPX[3:0])

Table 27.

Phase compensation for PM = 0, TCS = 1, fline = 50 Hz

CLK

HSA

fphc

phc

Δφphc

4.194 MHz

524 kHz

+2.198°, -4.361°

0.034°

4.915 MHz

614 kHz

+1.876°, -3.721°

0.029°

8.192 MHz

1.024 MHz

+1.125°, -2.232°

0.018°

9.830 MHz

1.229 MHz

+0.937°, -1.860°

0.015°

4.194 MHz

1.049 MHz

+1.098°, -2.180°

0.017°

4.915 MHz

1.229 MHz

+0.937°, -1.860°

0.015°

8.192 MHz

2.048 MHz

+0.562°, -1.116°

0.009°

9.830 MHz

2.458 MHz

+0.469°, -0.930°

0.007°

CPX[0]

CPX[1]

CPX[2]

CPX[3]

CPC[0]

CpC[1]

CpC[0]

CPX[0]

CPX[1]

CPX[2]

CPX[3]

CPC[0]

CpC[0]

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