Datasheet

   
   
SLUS517C − DECEMBER 2002 − REVISED SEPTEMBER 2005
25
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TYPICAL CHARACTERISTICS
Figure 12
01020304
0
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
VREF CURRENT LIMIT
V
REF
− V
V
REF
− External Load Current − mA
Figure 13
0.0 5.0 10.0 15.0 20
.0
7.460
7.465
7.470
7.475
7.480
7.485
7.490
7.495
7.500
VREF
vs
LOAD CURRENT
I
REF
− External Load Current − mA
V
REF
− Reference Voltage − V
V
CC
= 15 V
V
CC
= 12 V
V
CC
= 10 V
Figure 14
−50 −25 0 25 50 75 100 125
0
2
6
8
12
16
18
4
10
14
PFC UVLO THRESHOLDS
vs
TEMPERATURE (UCC28510/2/4/6)
UVLO Threshold − V
UVLO Hysteresis
UVLO Off
UVLO On
Temperature − °C
Figure 15
−50 −25 0 25 50 75 100 125
0
2
4
6
8
10
12
PFC UVLO THRESHOLDS
vs
TEMPERATURE (UCC28511/3/5/7)
Temperature − °C
UVLO On
UVLO Off
UVLO Hysteresis
UVLO Threshold − V