U2100B-XFPY 데이터 시트보기 (PDF) - Atmel Corporation
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U2100B-XFPY Datasheet PDF : 14 Pages
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Figure 3-3. Zero Voltage Switch Operation
2
-VS
4
Sync
D1
R1
C1
Rsync
Z
L
VM
3
RG
Output
1
GND
IG
N
3.3 DC Operation
Selection condition (Figure 3-4):
+V4 = 6.1V, –V4 = internal limitation where:
R0 ≈ 1/10 Xc
Xc
=
0.85
V-----M-----–-----V----S-
Itot
Itot = IS + IRel + IX
C0
=
--------1---------
ω× XC
Figure 3-4. DC Operation
2
-VS
1
GND
3
Output
4
Sync
22 V
C1
Rel
IRel
C0
R0
Rsync
N
VM
230 V~
L
6 U2100B
4769C–INDCO–07/05
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