NCP4681, NCP4684
TYPICAL CHARACTERISTICS
6
Chip Enable
4
2
0
4.0
3.0
2.0
IOUT = 150 mA
1.0
IOUT = 30 mA
0
−1.0
0
IOUT = 1 mA
40 80 120 160 200 240 280 320 360 400
t (ms)
Figure 37. Start−up, 3.3 V Version NCP4681x,
VIN = 4.3 V
3
2
1
Chip Enable
0
2.0
1.5
IOUT = 1 mA
1.0
0.5
IOUT = 30 mA
0
IOUT = 150 mA
−0.5
0 10 20 30 40 50 60 70 80 90 100
t (ms)
Figure 38. Shutdown, 1.5 V Version NCP4681D,
VIN = 2.5 V
4.5
3.0
1.5
Chip Enable
0
2.5
2.0
1.5
IOUT = 1 mA
1.0
IOUT = 30 mA
0.5
0
IOUT = 150 mA
−0.5
0 10 20 30 40 50 60 70 80 90 100
t (ms)
Figure 39. Shutdown, 2.5 V version NCP4681D,
VIN = 3.5 V
http://onsemi.com
13