ncp4303a ON Semiconductor, ncp4303a Datasheet - Page 10

• Manufacturer Part Number: ncp4303a
• Description: Ncp4303a/b Secondary Side Synchronous Rectification Driver For High Efficiency Smps Topologies
• Manufacturer: ON Semiconductor

116.5
115.5
114.5
113.5
2.15
2.05
1.95
117
116
115
114
113
2.1
1.9
12
10
2
8
6
4
2
0
−40 −25 −10 5
−40 −25 −10 5
−40 −25 −10 5
Figure 22. Trigger Input Threshold Voltage
Figure 26. Trigger Input Pulldown Current
Figure 24. Light Load Transition Timer
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
20
Duration
35
35
35
50
50
50
65
65
65
TYPICAL CHARACTERISTICS
80
80
80
95
95 110 125
95 110 125
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110 125
10
485
480
475
470
465
460
290
285
280
275
270
265
18
16
14
12
10
8
6
4
2
0
−40 −25 −10 5
−40 −25 −10 5
−40 −25 −10 5
Figure 27. Minimum on Time @ R
Figure 25. Light Load to Normal Operation
Figure 23. Propagation Delay from Trigger
Input to DRV Turn−off
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
20
Recovery Time
20
20
35
35
35
50
50
50
65
65
65
80
80
t_on_min
80
95 110 125
95 110 125
95 110 125
= 0 W