NCP1406
TYPICAL CHARACTERISTICS
L1 = 8.2 mH, C1 = 10 mF, C2 = 3.3 mF, V = 4.2 V,
L1 = 8.2 mH, C1 = 10 mF, C2 = 4.7 mF, V = 4.2 V,
IN
IN
I
= 20 mA
I
= 25 mA
OUT
OUT
1. V , 0 V to 1.0 V to 0 V, 1.0 V/div
1. V , 0 V to 1.0 V to 0 V, 1.0 V/div
CE
CE
2. I , 500 mA/div
2. I , 500 mA/div
L
L
3. V , 10 mV/div
OUT
3. V , 10 mV/div
OUT
Figure 41. Startup/Shutdown Waveforms
(VOUT = 25 V)
Figure 42. Startup/Shutdown Waveforms
(VOUT = 15 V)
5.0
4.0
3.0
2.0
1.0
0
5.0
4.0
3.0
2.0
1.0
0
V
= 25 V
OUT
L1 = 10 mH, Sumida
CMD4D11−100MC
C1 = 10 mF
C2 = 3.3 mF
D1 = MBR0530LT1
Figure 1
V
= 15 V
OUT
L1 = 10 mH, Sumida
CMD4D11−100MC
C1 = 10 mF
C2 = 4.7 mF
D1 = MBR0520LT1
Figure 2
T = 25°C
A
T = 25°C
A
0
5
10
15
20
25
30
0
5
10
15
20
25
I , OUTPUT CURRENT (mA)
OUT
I , OUTPUT CURRENT (mA)
OUT
Figure 44. Startup Voltage versus Output Current
(VOUT = 15 V)
Figure 43. Startup Voltage versus Output Current
(VOUT = 25 V)
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