Fairchild FSQ500L, Руководство пользователя

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© 2011 Fairchild Semiconductor Corporation 16 FEBFSQ500L_H257v1 • Rev. 1.0.1
Figure 38. 120V
AC
/ 60Hz at Max. Load, Enable
(Ch 1: V
O
, Ch 2: V
CC
. Ch 3: V
FB
, Ch 4: V
DS
)
Figure 39. 120V
AC
/ 60Hz at Max. Load, Disable
(Ch 1: V
O
, Ch 2: V
CC
. Ch 3: V
FB
, Ch 4: V
DS
)
Figure 40. 240V
AC
/ 50Hz at Max. Load, Enable
(Ch 1: V
O
, Ch 2: V
FB
. Ch 3: V
CC
, Ch 4:V
DS
)
Figure 41. 240V
AC
/ 50Hz at Max.Load, Disable
(Ch 1: V
O
, Ch 2: V
FB
. Ch 3: V
CC
, Ch 4:V
DS
)
4.17. Voltage Stress of Drain and Secondary Rectifier
4.17.1. Test Condition
Measure the voltage stress of drain and secondary rectifiers under conditions specified in
the table below.
4.17.2. Test Result
Stress On
MOSFET
Rating
Stress On
Output Rectifier
Rating
85V
AC
/ 60Hz, Maximum Load 231V
600V
19.4V
60V
85V
AC
/ 60Hz, Maximum Load, Startup 234V 18.8V
85V
AC
/ 60Hz, Maximum Load, Output Short 212V 13.8V
264V
AC
/ 50Hz, Maximum Load 500V 41.3V
264V
AC
/ 50Hz, Maximum Load, Startup 496V 41.3V
264V
AC
/ 50Hz, Maximum Load, Output Short 471V 35.6V
264V
AC
/ 50Hz, Maximum Load, Turns Off 494V 41.3V
Ch3
Ch2
Ch3
Ch2
Ch3
Ch2
Ch3
Ch2
Ch4
Ch4
Ch1
Ch1
Ch4
Ch4
Ch1
Ch1