MAX5959 Maxim Integrated Products, MAX5959 Datasheet - Page 8

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

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Quad PCI Express, Hot-Plug Controllers
8
(V
OUTPUT_ = OPEN, INPUT_ = PRES-DET_ = PGND = GND. See the Typical Application Circuit .)
12VIN
_______________________________________________________________________________________
= V
FAULT CONDITION ON AUXILIARY OUTPUT
SHORT CIRCUIT ON 3.3V MAIN OUTPUT
12S_+
SHORT CIRCUIT ON 12V MAIN OUTPUT
= 12V, V
(LATCH-OFF OPTION)
R
100ms/div
LOAD
2ms/div
2ms/div
3.3S_+
STEP TO 3.5Ω
MAX5960
= V
3.3S_-
MAX5959 toc27
MAX5959 toc25
MAX5959 toc23
= V
3.3V OUTPUT CURRENT
2A/div
3.3G_
5V/div
3.3V OUTPUT VOLTAGE
5V/div
FAULT_
5V/div
3.3AUXIN
12V OUTPUT CURRENT
5A/div
12G_
20V/div
12V OUTPUT VOLTAGE
10V/div
FAULT_
5V/div
3.3VAUXO_ OUTPUT CURRENT
500mA/div
3.3VAUXO_ OUTPUT VOLTAGE
2V/div
FAULT_
2V/div
Typical Operating Characteristics (continued)
= V
ON_
= V
AUXON_
0V
0V
0V
= V
FAULT CONDITION ON AUXILIARY OUTPUT
SHORT CIRCUIT ON 3.3V MAIN OUTPUT
FON_
SHORT CIRCUIT ON 12V MAIN OUTPUT
STEP TO 3Ω
R
= 3.3V, PWRGD_ = FAULT_ = PORADJ = TIM =
LOAD
MAX5960
t
FAULT
10ms/div
4μs/div
2μs/div
MAX5959 toc26
MAX5959 toc28
MAX5959 toc24
12V OUTPUT CURRENT
10A/div
12G_
20V/div
12V OUTPUT VOLTAGE
10V/div
FAULT_
5V/div
3.3V OUTPUT CURRENT
10A/div
3.3G_
5V/div
3.3V OUTPUT VOLTAGE
5V/div
FAULT_
5V/div
3.3VAUXO_ OUTPUT CURRENT
500mA/div
3.3VAUXO_ OUTPUT VOLTAGE
2V/div
FAULT_
2V/div
0V