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L4984D Fiches technique(PDF) 13 Page - STMicroelectronics

No de pièce L4984D
Description  CCM PFC controller
PDF  35 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L4984D Fiches technique(HTML) 13 Page - STMicroelectronics

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L4984D
Typical electrical performance
Figure 9. UVLO saturation vs. Tj
Figure 10. OVP levels vs. Tj
AM13225v1
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
-50
-25
0
25
50
75
100
125
150
175
Tj (C)
VCC = 0V
AM13226v1
2.36
2.38
2.4
2.42
2.44
2.46
2.48
2.5
-50
-25
0
25
50
75
100
125
150
175
Tj (C)
OVP Th
Restart Th
Figure 11. Inductor saturation threshold vs. Tj
Figure 12. Vcs clamp vs. Tj
AM13227v1
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
-50
-25
0
25
50
75
100
125
150
175
Tj (C)
AM13228v1
0.85
0.86
0.87
0.88
0.89
0.9
-50
-25
0
25
50
75
100
125
150
175
Tj (C)
VCOMP = Upper Clamp
VCC = V
Figure 13. Timer pin charging current vs. Tj
Figure 14. Brownout threshold (on VFF) vs. Tj
100
110
120
130
140
150
160
170
180
190
200
-50
-25
0
25
50
75
100
125
150
175
Tj (C)
AM13229v1
AM13230v1
0.4
0.5
0.6
0.7
0.8
0.9
1
-50
-25
0
25
50
75
100
125
150
175
Tj (C)
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