FSGM0465RB Fairchild Semiconductor, FSGM0465RB Datasheet - Page 8

• Manufacturer Part Number: FSGM0465RB
• Description: The FSGM0465RB is an integrated Pulse Width Modulation (PWM) controller and SenseFET specifically designed for offline Switch-Mode Power Supplies (SMPS) with minimal external components
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FSGM0465RB • Rev. 1.0.2
Typical Performance Characteristics
Characteristic graphs are normalized at T
Figure 13. Shutdown Feedback Voltage (V
Figure 11. UVLO Threshold Voltage (V
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
Figure 15. Switching Frequency (f
-40℃
-40℃
-40℃
-25℃
-25℃
-25℃
0℃
0℃
0℃
Temperature [°C]
Temperature [°C]
Temperature [°C]
25℃
25℃
25℃
50℃
50℃
50℃
75℃
75℃
75℃
A
=25°C.
S
START
) vs. T
100℃
100℃
100℃
SD
) vs. T
) vs. T
A
125℃
125℃
125℃
A
A
8
Figure 12. UVLO Threshold Voltage (V
Figure 14. Over-Voltage Protection (V
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
Figure 16. Maximim Duty Ratio (D
-40℃
-40℃
-40℃
-25℃
-25℃
-25℃
0℃
0℃
0℃
Temperature [°C]
Temperature [°C]
Temperature [°C]
25℃
25℃
25℃
50℃
50℃
50℃
75℃
75℃
75℃
MAX
STOP
OVP
) vs. T
100℃
100℃
100℃
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) vs. T
) vs. T
A
125℃
125℃
125℃
A
A