SSI America ERP2U - Manual (Page 27)

SSI
ERP2U Power Supply Design Guide, V2.31
- 27 -
Figure 4: Turn On/Off Timing
AC Input
Vout
PWOK
5VSB
N# PSO
T
sb_on_delay
T
AC_on_delay
T
pwok_on
T
vout_holdup
T
pwok_holdup
T
pson_on_delay
T
sb on delay
T
pwok_on T
pwok_off
T
pwok_off
T
pwok_low
T
pson_pwok
T
sb_vout
AC turn on/off cycle PSON turn on/off cycle
Tsb_holdup