NCP1596A
http://onsemi.com
6
TYPICAL OPERATING CHARACTERISTICS
T
A
, AMBIENT TEMPERATURE (°C)
0.0
0.1
0.2
0.3
0.4
0.5
−40 0 25 85
Figure 5. Switch ON Resistance vs.
Temperature
R
DS(on)
, SWITCH ON RESISTANCE (W)
Figure 6. Feedback Input Threshold vs.
Temperature
794
796
798
800
802
804
806
−40 0 25 85
T
A
, AMBIENT TEMPERATURE (°C)
V
FB
, FB INPUT THRESHOLD (V)
Figure 7. Switching Frequency vs.
Temperature
1.44
1.46
1.48
1.50
1.52
1.54
1.56
−40 0 25 85
T
A
, AMBIENT TEMPERATURE (°C)
F
OSC
, SWITCH FREQUENCY (MHz)
Figure 8. Main P−FET Current Limit vs.
Temperature
0.5
1.0
1.5
2.0
2.5
3.0
3.5
−40 0 25 85
T
A
, AMBIENT TEMPERATURE (°C)
I
LIM
, MAIN P−FET CURRENT LIMIT (V)
450
470
490
510
530
550
−40 0 25 85
T
A
, AMBIENT TEMPERATURE (°C)
I
CC
, QUIESCENT CURRENT INTO V
CC
(mA)
Figure 9. Quiescent Current Into V
CC
vs.
Temperature
250
300
350
400
450
500
−40 0 25 85
I
CC+_SD
, SHUTDOWN QUIESCENT CURRENT (mA)
T
A
, AMBIENT TEMPERATURE (°C)
Figure 10. Shutdown Quiescent Current vs.
Temperature