LM2574-5.0BWM 查看數據表（PDF） - Micrel
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LM2574-5.0BWM Datasheet PDF : 8 Pages
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LM2574
Typical Performance Characteristics (continued)
Normalized
Feedback Voltage*
25
20
VIN = 12V
15
10
ILOAD = 100mA
Normalized to TJ = 25˚C
5
0
-5
-10
-15
-20
-25
-75 -50 -25 0 25 50 75 100 125 150
JUNCTION TEMPERATURE (˚C)
* Adjustable version only
Feedback Voltage
vs Duty Cycle*
20
15
ILOAD = 100 mA
10
5
VIN = 40V
0
-5
-10
VIN = 7V
-15
-20
0
20 40 60 80 100
DUTY CYCLE (%)
Micrel
M9999-122303
6
December 2003
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