max5957letnt Maxim Integrated Products, Inc., max5957letnt Datasheet - Page 7

• Manufacturer Part Number: max5957letnt
• Description: Triple Pci Express, Hot-plug Controllers
• Manufacturer: Maxim Integrated Products, Inc.

(V
OUTPUT_ = OPEN, INPUT_ = PRES-DET_ = PGND = GND. See the Typical Application Circuit .)
12VIN
= V
12S_+
0A
0V
0V
0V
FAULT CONDITION ON 3.3V MAIN OUTPUT
= 12V, V
FAULT CONDITION ON 3.3V OUTPUT
FAULT CONDITION ON 12V OUTPUT
_______________________________________________________________________________________
_______________________________________________________________________________________
Triple PCI Express, Hot-Plug Controllers
(LATCH OPTION MAX5958)
(AUTORESTART OPTION)
(LATCHOFF OPTION)
3.3S_+
R
R
LOAD
R
100ms/div
100ms/div
40ms/div
LOAD
LOAD
t
RESTART
= V
STEP TO 1.5Ω
STEP TO 0.5Ω
STEP TO 0.5Ω
3.3S_-
= V
MAX5957 toc19
MAX5957 toc21
MAX5957 toc17
3.3AUXIN
Typical Operating Characteristics (continued)
12V OUTPUT CURRENT
5A/div
12G_
20V/div
12V OUTPUT VOLTAGE
10V/div
FAULT_
5V/div
3.3V OUTPUT CURRENT
2A/div
3.3G_
10V/div
3.3V OUTPUT VOLTAGE
5V/div
FAULT_
5V/div
3.3V MAIN OUTPUT CURRENT
2A/div
3.3G_
10V/div
3.3V OUTPUT VOLTAGE
5V/div
FAULT_
5V/div
= V
ON_
= V
AUXON_
= V
FAULT CONDITION ON AUXILIARY OUTPUT
FAULT CONDITION ON 3.3V MAIN OUTPUT
FON_
R
FAULT CONDITION ON 12V OUTPUT
LOAD
TO 1.5Ω
STEP
t
= 3.3V, PWRGD_ = FAULT_ = PORADJ = TIM =
FAULT
(AUTORESTART OPTION)
R
100ms/div
4ms/div
LOAD
4ms/div
t
RESTART
t
FAULT
STEP TO 4Ω
R
STEP TO 0.5Ω
LOAD
MAX5957 toc20
MAX5957 toc22
MAX5957 toc18
12V OUTPUT CURRENT
5A/div
12G_
20V/div
12V OUTPUT VOLTAGE
10V/div
FAULT_
5V/div
3.3VAUXO_ OUTPUT CURRENT
500mA/div
0A
3.3VAUXO_ OUTPUT VOLTAGE
2V/div
0V
FAULT_
2V/div
0V
3.3V OUTPUT CURRENT
2A/div
3.3G_
10V/div
3.3V OUTPUT VOLTAGE
5V/div
FAULT_
5V/div
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