ncp1596 ON Semiconductor, ncp1596 Datasheet - Page 7

• Manufacturer Part Number: ncp1596
• Description: 1.5 A, 1.5 Mhz Current Mode Pwm Buck Down Converter
• Manufacturer: ON Semiconductor

−0.5
−1.0
−1.5
−0.5
−1.0
−1.5
−0.5
−1.0
−1.5
1.5
1.0
0.5
0.0
1.5
1.0
0.5
0.0
1.5
1.0
0.5
0.0
1
1
1
Figure 11. Output Voltage Change vs. Output
V
L = 3.3 mH
C
C
V
L = 3.3 mH
C
C
V
L = 3.3 mH
C
C
OUT
OUT
OUT
IN
OUT
IN
OUT
IN
OUT
Figure 13. Output Voltage Change vs.
Figure 16. Output Voltage Change vs.
= 22 mF
= 22 mF
= 22 mF
= 3.3 V
= 1.8 V
= 1.2 V
= 22 mF
= 22 mF
= 22 mF
10
10
10
OUTPUT CURRENT
OUTPUT CURRENT
OUTPUT CURRENT
Output Current
Output Current
Current
100
100
100
1000
1000
1000
V
V
V
V
V
V
IN
IN
IN
IN
IN
IN
= 5.0 V
= 4.0 V
= 5.0 V
= 4.0 V
= 5.0 V
= 4.0 V
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10000
10000
10000
7
100
100
100
90
80
70
60
50
40
30
90
80
70
60
50
40
30
90
80
70
60
50
40
30
10
10
10
V
V
L = 3.3 mH
C
C
V
L = 3.3 mH
C
C
V
L = 3.3 mH
C
C
Figure 12. Efficiency vs. Output Current
Figure 14. Efficiency vs. Output Current
IN
Figure 15. Efficiency vs. Output Current
OUT
OUT
OUT
IN
OUT
IN
OUT
IN
OUT
= 4.0 V
= 22 mF
= 22 mF
= 22 mF
= 3.3 V
= 1.8 V
= 1.2 V
= 22 mF
= 22 mF
= 22 mF
V
IN
100
100
100
= 4.0 V
OUTPUT CURRENT
OUTPUT CURRENT
OUTPUT CURRENT
V
IN
V
V
V
= 5.0 V
IN
IN
IN
= 5.0 V
= 4.0 V
= 5.0 V
1000
1000
1000
10000
10000
10000