MAX5959 Maxim Integrated Products, MAX5959 Datasheet - Page 7

• Manufacturer Part Number: MAX5959
• Description: (MAX5959 / MAX5960) Hot-Plug Controllers
• Manufacturer: Maxim Integrated Products

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(V
OUTPUT_ = OPEN, INPUT_ = PRES-DET_ = PGND = GND. See the Typical Application Circuit .)
12VIN
0A
0V
0V
0V
= V
FAULT CONDITION ON 3.3V MAIN OUTPUT
FAULT CONDITION ON 12V MAIN OUTPUT
FAULT CONDITION ON 3.3V MAIN OUTPUT
12S_+
= 12V, V
(AUTORESTART OPTION)
(LATCH-OFF OPTION)
(LATCH-OFF OPTION)
_______________________________________________________________________________________
R
Quad PCI Express, Hot-Plug Controllers
R
LOAD
100ms/div
100ms/div
R
LOAD
40ms/div
LOAD
t
RESTART
3.3S_+
STEP TO 1.5Ω
STEP TO 0.5Ω
STEP TO 0.5Ω
= V
3.3S_-
MAX5959 toc19
MAX5959 toc17
MAX5959 toc21
= V
12V OUTPUT CURRENT
5A/div
12G_
20V/div
12V OUTPUT VOLTAGE
10V/div
FAULT_
5V/div
3.3AUXIN
3.3V MAIN OUTPUT CURRENT
2A/div
3.3G_
10V/div
3.3V OUTPUT VOLTAGE
5V/div
FAULT_
5V/div
3.3V OUTPUT CURRENT
2A/div
3.3G_
10V/div
3.3V OUTPUT VOLTAGE
5V/div
FAULT_
5V/div
Typical Operating Characteristics (continued)
= V
ON_
= V
AUXON_
= V
FAULT CONDITION ON 3.3V MAIN OUTPUT
FAULT CONDITION ON AUXILIARY OUTPUT
FON_
FAULT CONDITION ON 12V OUTPUT
R
LOAD
TO 1.5Ω
t
FAULT
= 3.3V, PWRGD_ = FAULT_ = PORADJ = TIM =
STEP
(AUTORESTART OPTION)
R
100ms/div
4ms/div
LOAD
4ms/div
t
RESTART
t
FAULT
STEP TO 4Ω
R
STEP TO 0.5Ω
LOAD
MAX5959 toc20
MAX5959 toc22
MAX5959 toc18
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
0A
3.3VAUXO_ OUTPUT CURRENT
500mA/div
3.3VAUXO_ OUTPUT VOLTAGE
2V/div
0V
FAULT_
2V/div
0V
7