ON Semiconductor NCP1239FDR2, Справочное руководство

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NCP1239
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12
TEMPERATURE (
°
C)
125 100 75 50 25 −25
410
415
420
430
435
FB
skip
(mV)
425
445
450
440
0
125
40
60
80
120
140
180
TEMPERATURE (
°
C)
100 75 50 25 −25
I
ocp
(
A)
100
160
BO = 2 V
BO = 1 V
0
TYPICAL PERFORMANCE CHARACTERISTICS
TEMPERATURE (
°
C)
125 100 75 50 25 −25
0.508
V
opl
(V)
Figure 23. Pin 9 Current vs. Temperature
(@ V
pin9
= 0.5 V) (NCP1239F)
Figure 24. Over Power Limitation Threshold vs.
Temperature (NCP1239F)
0
0.506
0.504
0.502
0.500
0.498
0.496
0.494
0.492
TEMPERATURE (
°
C)
125 100 75 50 25 −25
BO_H (V)
0.510
TEMPERATURE (
°
C)
125 100 75 50 25 −25
FB
stby−
out
(mV)
780
0 0
TEMPERATURE (
°
C)
125 100 75 50 25 −25
0.920
I
Limit
(V)
0
Figure 25. Maximum Current Setpoint vs.
Temperature
Figure 26. Default Feedback Threshold for
Standby Detection vs. Temperature
Figure 27. Default Feedback Level for Normal
Operation Recovery
Figure 28. Brown−Out Upper Threshold vs.
Temperature
0.915
0.910
0.905
0.900
0.895
0.890
0.890
0.885
0.880
770
760
750
740
730
720
710
700
0.505
0.500
0.495
0.490
0.485
0.480