Figure 8. Turn On/Off Timing (Power Supply Signals); Table 20. Turn On/Off Timing - Intel SR1530AHNA Technical Product Specification

Power Sub-System
Item
T Delay from AC being applied to 5VSB being within regulation.
sb_on_delay
Delay from AC being applied to all output voltages being within
T
ac_on_delay
regulation.
T Time all output voltages stay within regulation after loss of AC.
vout_holdup
T Delay from loss of AC to de-assertion of PWOK
pwok_holdup
Delay from PSON
T
pson_on_delay
limits.
T Delay from PSON
pson_pwok
Delay from output voltages within regulation limits to PWOK
T
pwok_on
asserted at turn on.
Delay from PWOK de-asserted to output voltages (3.3V, 5V,
T
pwok_off
12V, -12V) dropping out of regulation limits.
Duration of PWOK being in the de-asserted state during an
T
pwok_low
off/on cycle using AC or the PSON signal.
Delay from 5VSB being in regulation to O/Ps being in regulation
T
sb_vout
at AC turn on.
Time the 5VSB output voltage stays within regulation after loss
T
5VSB_holdup
of AC.
AC Input
Vout
T
AC_on_delay
T
sb_on_delay
PWOK
5VSB
T
sb_vout
PSON
AC turn on/off cycle
22

Table 20. Turn On/Off Timing

Description
#
active to output voltages within regulation
#
deactivate to PWOK being de-asserted.
T
pwok_on
T
pwok_holdup
T
5VSB _ holdup

Figure 8. Turn On/Off Timing (Power Supply Signals)

Intel order number D77400-002
T
vout_holdup
T
pwok_low
T
pwok_off T
sb_on_delay
Intel® Server Chassis SR1530
Intel® Server System
SR1530AH
MIN MAX
1500
2500
21
20
5 400
50
100 1000
1
100
50 1000
70
T
pwok_on
T
pson_on_delay
PSON turn on/off cycle
Revision 1.0
UNITS
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
msec
T
pwok_off
T
pson_pwok