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Número de pieza
componentes Descripción
NCP1034(2008) Ver la hoja de datos (PDF) - ON Semiconductor
Número de pieza
componentes Descripción
Fabricante
NCP1034
(Rev.:2008)
100V Synchronous PWM Buck Controller
ON Semiconductor
NCP1034 Datasheet PDF : 23 Pages
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NCP1034
220
215
210
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195
190
185
180
−
40
−
20 0
20 40 60 80 100 120
TEMPERATURE (
°
C)
Figure 10. Switching Frequency @ R
T
= 20 k
W
90
88
86
84
82
80
78
76
74
72
70
−
40
−
20 0
20 40 60 80 100 120
TEMPERATURE (
°
C)
Figure 11. Maximum Duty Cycle @ f = 400 kHz
210
205
200
195
190
185
180
175
170
−
40
−
20 0
20 40 60 80 100 120
TEMPERATURE (
°
C)
Figure 12. Minimum on Time
90
85
80
75
70
65
60
55
50
45
40
−
40
−
20
Low to High
High to Low
0 20 40 60 80
TEMPERATURE (
°
C)
Figure 14. Deadtime
100 120
4500
4000
3500
3000
2500
2000
1500
−
40
−
20 0
20 40 60 80 100 120
TEMPERATURE (
°
C)
Figure 13. Error Amplifier Transconductance
12
11
10
9
DRVV
CC
= VB = 10 V
8
7
12 V
6
18 V
5
4
−
40
−
20 0
20 40 60 80 100 120
TEMPERATURE (
°
C)
Figure 15. Driver Pullup Resistance
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