ncp3121 ON Semiconductor, ncp3121 Datasheet - Page 8

• Manufacturer Part Number: ncp3121
• Description: Dual 3.0 A, Step-down Dc/dc Switching Regulator
• Manufacturer: ON Semiconductor

4.50
4.45
4.40
4.35
4.30
4.25
4.20
4.20
4.15
4.10
4.05
4.00
3.95
3.90
100
90
80
70
60
50
40
30
20
10
0
-50
-50
-50
Figure 11. UVLO - Falling Threshold vs.
Figure 7. Shutdown Supply Current vs.
Figure 9. UVLO - Rising Threshold vs.
-25
-25
-25
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
Temperature
Temperature
Temperature
25
25
25
50
50
50
TYPICAL OPERATING CHARACTERISTICS
75
75
75
100
100
100
http://onsemi.com
NCP3121
125
125
125
8
0.40
0.35
0.30
0.25
0.20
0.15
4.4
4.3
4.2
4.1
4.0
3.9
3.8
9.9
9.4
8.9
8.4
7.9
7.4
6.9
-50
-50
-50
Figure 10. Current Limit vs. Temperature
Figure 12. Soft-Start Charge Current vs.
-25
-25
-25
Figure 8. R
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
Temperature
DS(on)
25
25
25
vs. Temperature
50
50
50
75
75
75
100
100
100
125
125
125