FSFM261 Fairchild Semiconductor, FSFM261 Datasheet - Page 9

• Manufacturer Part Number: FSFM261
• Description: The FSFM260N/261N/300N is an integrated Pulse Width Modulator (PWM) and SenseFET specifically designed for high-performance offline Switch Mode Power Supplies (SMPS) with minimal external components
• Manufacturer: Fairchild Semiconductor

FSFM260N / FSFM261N / FSFM300N • Rev. 1.0.1
© 2009 Fairchild Semiconductor Corporation
Typical Performance Characteristics
Graphs are normalized at T
Figure 12. Shutdown Delay Current (I
Figure 10. Over-Voltage Protection (V
Figure 14. Burst-Mode LOW Threshold Voltage
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.2
1.0
0.8
0.6
0.4
0.2
0.0
-25
-25
-25
0
0
0
Temperature [°C]
Temperature [°C]
Temperature [°C]
(V
25
25
25
BURL
A
) vs. T
= 25°C.
50
50
50
A
75
75
75
DELAY
OVP
100
100
100
) vs. T
) vs. T
125
125
125
A
(Continued)
A
9
Figure 11. Feedback Source Current (I
Figure 13. Burst-Mode HIGH Threshold Voltage
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.2
1.0
0.8
0.6
0.4
0.2
0.0
-25
Figure 15. Peak Current Limit (I
-25
-25
0
0
0
Temperature [°C]
Temperature [°C]
Temperature [°C]
25
(V
25
25
BURH
50
50
50
) vs. T
A
75
75
75
LIMIT
100
100
100
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) vs. T
FB
) vs. T
125
125
125
A
A