NCP1282 Ver la hoja de datos (PDF) - ON Semiconductor
Número de pieza
componentes Descripción
Fabricante
NCP1282 Datasheet PDF : 23 Pages
| |||
NCP1282
150
140
130
120
110
100
90
80
70
60
50
−50
VCSKIP = 1.25 V
−25 0 25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
Figure 18. Cycle Skip Charge Current
vs. Junction Temperature
15
14
VCSKIP = 1.25 V
13
12
11
10
9
8
7
6
5
−50 −25 0
25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
Figure 19. Cycle Skip Discharge Current
vs. Junction Temperature
3.5
1.0
3.4
0.9
3.3
0.8
3.2
0.7
3.1
UPPER THRESHOLD
0.6
3.0
0.5
2.9
LOWER THRESHOLD
0.4
2.8
0.3
2.7
0.2
2.6
0.1
2.5
−50 −25 0
0
25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
Figure 20. Cycle Skip Voltage Thresholds
vs. Junction Temperature
5.25
5.20
5.15
5.10
5.05
5.00
4.95
4.90
4.85
4.80
4.75
−50
VAUX = 12 V
VREF = 0 mA
VREF = 5 mA
−25 0 25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
Figure 21. Reference Voltage
vs. Junction Temperature
10
9
8
7
6
5
4
3
2
VCC = 12 V
1
VUVOV = 0 V
VREF = 2.5 V
0
−50 −25 0 25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
Figure 22. VREF Discharge Current
vs. Junction Temperature
750
700
650
600
550
500
450
400
350
300
250
200
−50
CT = 150 pF
CT = 220 pF
VAUX = 12 V
RT = 14 kW
RD = 69.8 kW
CT = 470 pF
−25 0 25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
Figure 23. Oscillator Frequency
vs. Junction Temperature
http://onsemi.com
11
Share Link: 