SG6846B 查看數據表（PDF） - Fairchild Semiconductor
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SG6846B Datasheet PDF : 15 Pages
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Typical Performance Characteristics
Turn-on Threshold Voltage (VDD-ON) vs Temperature
17.0
16.8
16.6
16.4
16.2
16.0
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (℃ )
Figure 8. Turn-on Threshold Voltage (VDD-ON)
vs. Temperature
Turn-off Voltage (VDD-OFF) vs Temperature
1 1 .5
1 1 .0
1 0 .5
1 0 .0
9 .5
9 .0
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (℃ )
Figure 9. Turn-off Threshold Voltage (VDD-OFF)
vs. Temperature
Startup Current (I DD -ST) vs Temperature
26.0
22.0
18.0
14.0
10.0
6.0
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (℃)
Figure 10. Startup Current (IDD-ST) vs. Temperature
Operating Supply Current (IDD-op) vs Temperature
6.0
5.5
5.0
4.5
4.0
-40 -25 -10 5
20 35 50 65 80 95 110 125
Temperature (℃ )
Figure 11. Operating Supply Current (IDD-op) vs.
Temperature
OCP Threshold Voltage for Current Limit (VSTH1V-2/3) vs
0.66
Temperature
0.64
0.62
0.60
0.58
0.56
-40 -25 -10 5
20 35 50 65 80 95 110 125
Temperature (℃ )
Figure 12. OCP Threshold Voltage for Current Limit
(VSTH1V-2/3) vs. Temperature
OCP ThresholdVoltage for Current Limit (VSTH3V-2/3) vs
Temperature
0.60
0.58
0.56
0.54
0.52
0.50
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (℃)
Figure 13. OCP Threshold Voltage for Current Limit
(VSTH3V-2/3) vs. Temperature
© 2008 Fairchild Semiconductor Corporation
SG6846B • Rev. 1.3.3
9
www.fairchildsemi.com
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