ncp3170 ON Semiconductor, ncp3170 Datasheet - Page 6

• Manufacturer Part Number: ncp3170
• Description: Ncp3170 Synchronous Pwm Switching Converter
• Manufacturer: ON Semiconductor

806
805
804
803
802
801
800
799
798
797
735
730
725
720
715
710
705
30
27
24
21
18
15
12
9
6
3
0
−50
−50
−50
Under Voltage Protection Falling
Under Voltage Protection Rising
Figure 13. Input Under Voltage Protection at
Figure 11. Bandgap Reference Voltage vs.
−30
−30
−30
Input Voltage = 12 V
Figure 9. ICC Shut Down Current vs.
−10
−10
−10
(Circuit from Figure 1, TA = 25°C, V
Input Voltage = 4.5 V
Input Voltage = 18 V
Input Voltage = 12 V
12 V vs. Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
10
TEMPERATURE (°C)
10
10
Temperature
Temperature
30
30
30
TYPICAL PERFORMANCE CHARACTERISTICS
50
50
50
Input Voltage = 18 V
Input Voltage = 4.5 V
70
70
70
90
90
90
IN
110
110
110
http://onsemi.com
= V
EN
130
130
130
= 12 V, V
6
503
502
501
500
499
498
497
496
880
875
870
865
860
855
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
OUT
−50
−50
−50
= 3.3 V unless otherwise specified)
Figure 14. Input Over Voltage Protection at
−30
−30
−30
Figure 10. NCP3170 Enabled Current vs.
Over Voltage Protection Falling
Over Voltage Protection Rising
Input Voltage = 12 V
Input Voltage = 4.5 V
Figure 12. Switching Frequency vs.
−10
−10
−10
12 V vs. Temperature
10
TEMPERATURE (°C)
TEMPERATURE (°C)
10
TEMPERATURE (°C)
10
Temperature
Temperature
30
30
30
Input Voltage = 18 V
50
50
50
Input Voltage = 4.5 V
Input Voltage = 18 V
Input Voltage = 12 V
70
70
70
90
90
90
110
110
110
130
130
130