參數(shù)資料
型號: NCP4331
廠商: ON SEMICONDUCTOR
英文描述: Synchronous Buck Controller for High Efficiency Post Regulation
中文描述: 同步降壓控制器的高效率后調整
文件頁數(shù): 9/23頁
文件大小: 195K
代理商: NCP4331
NCP4331
http://onsemi.com
9
2.2
2.3
2.4
2.5
2.6
2.7
2.8
TEMPERATURE (
°
C)
V
r
O
-40
-20
0
100
20
40
80
120
60
Figure 9. V
ramp
ON versus Temperature @
V
pin5
= 0.5 V
0.8
0.85
0.9
0.95
1
1.05
1.1
1.15
1.2
-40
-20
0
100
20
40
80
120
60
TEMPERATURE (
°
C)
V
r
O
Figure 10. V
ramp
ON versus Temperature @
V
pin5
= 2.0 V
20
-40
30
40
50
60
70
80
90
100
TEMPERATURE (
°
C)
-20
0
100
20
40
80
120
60
t
L
H
Figure 11. Low-Side to High-Side Delay
versus Temperature, High-Side Falling
20
30
40
50
60
70
80
90
100
t
L
H
TEMPERATURE (
°
C)
-40
-20
0
100
20
40
80
120
60
Figure 12. Low-Side to High-Side Delay
versus Temperature, High-Side Rising
1.5
-40
1.6
1.7
1.8
1.9
2
2.1
2.2
2.3
2.4
2.5
V
U
TEMPERATURE (
°
C)
-20
0
100
20
40
80
120
60
Figure 13. UVP Threshold versus Temperature
0
-40
10
20
30
40
50
60
70
80
90
100
TEMPERATURE (
°
C)
H
U
-20
0
100
20
40
80
120
60
Figure 14. Hysteresis of the UVP Comparator
versus Temperature
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