NCP3011, NCV3011
TYPICAL PERFORMANCE CHARACTERISTICS
2.0
1000
950
1.8
V in = 12 V, 28 V
900
850
800
1.6
1.4
1.2
V in = 5 V
750
700
650
600
550
500
V in = 5 ? 28 V
450
1.0
? 40 ? 25 ? 10
5
20
35
50
65
80
95 110 125
400
? 40 ? 25 ? 10
5
20
35
50
65
80
95 110 125
TEMPERATURE ( ° C)
Figure 15. SYNC Threshold vs. Input Voltage and
Temperature
1.26
1.255
1.0
0.8
0.6
TEMPERATURE ( ° C)
Figure 16. Valley Voltage vs. Input Voltage and
Temperature
1.25
1.245
1.24
1.235
V in = 5 V
V in = 12 V, 28 V
0.4
0.2
0
? 0.2
? 0.4
? 0.6
? 0.8
V in = 5 V
V in = 12 V, 28 V
1.23
? 40 ? 25 ? 10
5
20
35
50
65
80
95 110 125
? 1.0
? 40 ? 25 ? 10
5
20
35
50
65
80
95 110 125
TEMPERATURE ( ° C)
Figure 17. External Reference Voltage vs. Input
Voltage and Temperature
Input = 16 V, Output = 3.3 V, Load = 5 A
C1 (Blue) = VSW, C2 (Light Blue) = V OUT
C3 (Magenta) = Power Good, C4 (Green) = Enable
Figure 19. Soft ? Start Waveforms
TEMPERATURE ( ° C)
Figure 18. External Reference Voltage vs. Input
Voltage and Temperature
Input = 16 V, Output = 3.3 V, Load = 5 A
C1 (Blue) = VSW, C2 (Light Blue) = V OUT
C3 (Magenta) = Power Good, C4 (Green) = Enable
Figure 20. Soft ? Stop Waveforms
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