参数资料
型号: NCP1031POEEVB
厂商: ON Semiconductor
文件页数: 8/19页
文件大小: 0K
描述: BOARD EVAL NCP1031 POE DC CONV
设计资源: NCP1031POEEVB Schematic
NCP1031POEEVB Gerber Files
NCP1031POEEVB Bill of Materials
标准包装: 1
主要目的: 电源管理,以太网供电(POE)
嵌入式:
已用 IC / 零件: NCP1031
已供物品:
其它名称: NCP1031POEEVB-ND
NCP1031POEEVBOS
NCP1030, NCP1031
TYPICAL CHARACTERISTICS
11.0
6.80
10.5
10.0
9.5
9.0
8.5
8.0
7.5
7.0
6.5
Startup Threshold
Minimum Operating Threshold
6.75
6.70
6.65
6.60
6.55
6.50
6.45
6.40
6.35
6.0
--50
--25
0
25
50
75
100
125 150
6.30
--50
--25
0
25
50
75
100
125
150
20.0
T J , JUNCTION TEMPERATURE ( ? C)
Figure 10. Supply Voltage Thresholds vs.
Junction Temperature
2.70
T J , JUNCTION TEMPERATURE ( ? C)
Figure 11. Undervoltage Lockout Threshold
vs. Junction Temperature
19.5
19.0
18.5
18.0
17.5
17.0
16.5
16.0
15.5
15.0
V CC = V CC(on) -- 0.2 V
I START = 0.5 mA
2.65
2.60
2.55
2.50
2.45
2.40
2.35
2.30
2.25
2.20
V CC = 12 V
--50
--25
0
25
50
75
100
125
150
--50
--25
0
25
50
75
100
125
150
145
T J , JUNCTION TEMPERATURE ( ? C)
Figure 12. Minimum Startup Voltage vs.
Junction Temperature
840
T J , JUNCTION TEMPERATURE ( ? C)
Figure 13. Reference Voltage vs. Junction
Temperature
140
135
130
125
120
115
110
105
100
V CC = 12 V
V COMP = 2.5 V
V FB = 2.3 V
790
740
690
640
590
540
490
440
390
V CC = 12 V
V COMP = 2.5 V
V FB = 2.7 V
95
--50
--25
0
25
50
75
100
125 150
340
--50
--25
0
25
50
75
100
125 150
T J , JUNCTION TEMPERATURE ( ? C)
Figure 14. COMP Source Current vs. Junction
Temperature
http://onsemi.com
8
T J , JUNCTION TEMPERATURE ( ? C)
Figure 15. COMP Sink Current vs. Junction
Temperature
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