ka2s0765 Fairchild Semiconductor, ka2s0765 Datasheet - Page 5

• Manufacturer Part Number: ka2s0765
• Description: Fairchild Power Switch Fps
• Manufacturer: Fairchild Semiconductor

Typical Performance Characteristics
(These characteristic graphs are normalized at Ta = 25 C)
Istart
Fosc
Iop
Figure 3. Operating Supply Current
1.15
1.05
0.95
0.85
1.2
1.1
0.9
0.8
1.15
1.05
0.95
0.85
1.5
1.3
1.1
0.9
0.7
0.5
1.2
1.1
0.9
0.8
Figure 1. Operating Frequency
1
-25
1
Figure 5. Start up Current
-25
- 25
0
Fig.1 Operating Frequency
Fig.3 Operating Current
0
Fig.5 Start up Current
0
Temperature [
25
25
Temperature [
Temperature [
25
50
50
50
75
75
75
C
100 125 150
]
C
100 125 150
C
100 125 150
]
]
I
Ifb
Vstart
Ipeak
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
Figure 6. Start Threshold Voltage
1.1
0.9
0.8
1
1.15
1.05
0.95
0.85
-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
25
Temperature [
25
Temperature [
25
Temperature [
50
50
50
75
75
75
C
100
100 125 150
]
C
100 125 150
]
C
]
125 150
KA2S0765
5