KA5M0280R Fairchild Semiconductor, KA5M0280R Datasheet - Page 5

• Manufacturer Part Number: KA5M0280R
• Description: The Fairchild Power Switch (FPS) product family is specially designed for an off-line SMPS with minimal external components
• Manufacturer: Fairchild Semiconductor

Typical Performance Characteristics
(These characteristic graphs are normalized at Ta=25 C)
Fosc
Istart
Iop
1.15
1.05
0.95
0.85
1.2
1.1
0.9
0.8
1.15
1.05
0.95
0.85
Figure 3. Operating Supply Current
1.5
1.3
1.1
0.9
0.7
0.5
1.2
1.1
0.9
0.8
1
-25
1
Figure 5. Start up Current
Figure 1. Operating Frequency
-25
-25
Fig.1 Operating Frequency
0
Fig.3 Operating Current
0
Fig.5 Start up Current
0
Temperature [ C]
Temperature [ C]
Temperature [ C]
25
25
25
50
50
50
75
75
75
100 125 150
100 125 150
100 125 150
I
Ifb
Ipeak
Vstart
over
1.15
1.05
0.95
0.85
1.2
1.1
0.9
0.8
Figure 2. Feedback Source Current
1.05
0.95
0.85
1.1
0.9
0.8
1
1.15
1.05
0.95
0.85
Figure 6. Start Threshold Voltage
-25
1.1
0.9
1
Figure 4. Peak Current Limit
-25
1
-25
Fig.2 Feedback Source Current
Fig.6 Start Threshold Voltage
0
Fig.4 Max Inductor Current
0
0
Temperature [ C]
Temperature [ C]
25
25
Temperature [ C]
25
50
50
50
75
75
75
100
100 125 150
100 125 150
125 150
KA5X02XX-SERIES
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