FSD156MRBN Fairchild Semiconductor, FSD156MRBN Datasheet - Page 7

• Manufacturer Part Number: FSD156MRBN
• Description: The FSD156MRBN 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

© 2011 Fairchild Semiconductor Corporation
FSD156MRBN • Rev. 1.0.0
Typical Performance Characteristics
Characteristic graphs are normalized at T
Figure 5.
Figure 7.
Figure 9.
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
1.40
1.30
1.20
1.10
1.00
0.90
0.80
0.70
0.60
‐40'C ‐20'C
‐40'C ‐20'C
‐40'C ‐20'C
Operating Supply Current (I
Startup Charging Current (I
Feedback Source Current (I
0'C
0'C
0'C
25'C 50'C 75'C 90'C 110'C 120'C 125'C
25'C 50'C 75'C 90'C 110'C 120'C 125'C
25'C 50'C 75'C 90'C 110'C 120'C 125'C
Temperature [ °C]
Temperature [ °C]
Temperature [ °C]
A
=25°C.
CH
OP
FB
) vs. T
) vs. T
) vs. T
A
A
A
7
Figure 6.
Figure 10. Shutdown Delay Current (I
Figure 8.
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
‐40'C ‐20'C
‐40'C ‐20'C
‐40'C ‐20'C
Operating Switching Current (I
Peak Drain Current Limit (I
0'C
0'C
0'C
25'C 50'C 75'C 90'C 110'C 120'C 125'C
25'C 50'C 75'C 90'C 110'C 120'C 125'C
25'C 50'C 75'C 90'C 110'C 120'C 125'C
Temperature [ °C]
Temperature [ °C]
Temperature [ °C]
DELAY
LIM
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OPS
) vs. T
) vs. T
) vs. T
A
A
A