Silverstone ST85ZF SST-ST85ZF User Manual
Product codes
SST-ST85ZF
Item
Description
MIN MAX Units
T
sb_on-delay
Delay from AC being applied to +5VSB being within regulation.
1500
mS
T
ac_on-delay
Delay from AC being applied to all output voltages being
within regulation.
2500
mS
T
vout_holdup
Time all output voltage stay within regulation after loss of AC
18
mS
T
pwok_holdup
Delay from loss of AC deassertion of PWOK.
17
mS
T
pson_on_delay
Delay from PSON# active to output voltage within regulation
limits.
5 400 mS
T
pson_pwok
Delay from PSON# deactive to PWOK being deasserted.
50
mS
T
pwok_on
Delay from output voltage within regulation limits to PWOK
asserted at turn on.
100 500 mS
T
pwok_off
Delay from PWOK deasserted to output voltages (+5V, +3.3V,
+12V, -12V) dropping out of regulation limits.
1 mS
T
pwok_low
Duration of PWOK being in the deasserted state during an off/on
cycle using AC or the PSON# signal. .
100 mS
T
sb_vout
Delay from +5VSB being in regulation to O/Ps being in regulation at
AC turn on.
50
1000
mS
Table 11 – Turn On/Off Timing
AC Input AC Off AC On
T
T
vout_holdup
Vout
T
T
ac_on-delay
T
pwok_low
Tsb_on-delay
T
pwok_off
T
pwok_off
PWOK T
pwok_on
T
pwok_holdup
T
sb_on-delay
T
pwok_on
T
pson_pwok
+5VSB T
sb_vout
T
sb_holdup
Min.>70mS
T
pson_on_delay
PSON#
AC
turn 0n/off cycle
PSON
turn on/off cycle
Figure 2 : Turn On/Off Timing
Description:
Electrical Specification
SilverStone Technology Co., Ltd.
Subject:
SilverStone Technology
Model: ST85ZF
Switching Power Supply
Document No.:
ES-850-ZEUS-01
File Name: ST85ZF.doc Page : 6