KA5X0165RXX-SERIES
Typical Performance Characteristics
(These characteristic graphs are normalized at Ta=25°C)
Fig.2 Feedback Source Current
Fig.1 Operating Frequency
1.2
1.15
1.1
1.2
1.15
1.1
1.05
1.05
Ifb
1
0.95
0.9
Fosc
1
0.95
0.9
0.85
0.8
0.85
0.8
-25
0
25
50
75 100 125 150
- 25
0
25
50 75 100 125 150
Temperature [°C]
Temperature [°C]
Figure 2. Feedback Source Current
Figure 1. Operating Frequency
Fig.3 Operating Current
Fig.4 Max Inductor Current
1.1
1.2
1.15
1.1
1.05
Ipeak
1
I
over
1.05
Iop
0.95
0.9
1
0.95
0.9
0.85
0.8
0.85
0.8
-25
0
25 50
75 100 125 150
-25
0
25 50 75 100 125 150
Temperature [°C]
Temperature [°C]
Figure 4. Peak Current Limit
Figure 3. Operating Supply Current
Fig.5 Start up Current
Fig.6 Start Threshold Voltage
1.5
1.15
1.1
1.3
1.1
0.9
0.7
0.5
1.05
Istart
Vs tart
1
0.95
0.9
0.85
-25
0
25 50 75 100 125 150
-25
0
25 50 75 100 125 150
Temperature [°C]
Temperature [°C]
Figure 6. Start Threshold Voltage
Figure 5. Start up Current
5
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
