MAX5959AECS+ Maxim Integrated Products, MAX5959AECS+ Datasheet - Page 17

• Manufacturer Part Number: MAX5959AECS+
• Description: IC CTRLR HOT-PLUG QD 80-TQFP
• Manufacturer: Maxim Integrated Products
• Type: Hot-Swap Controllerr

Specifications of MAX5959AECS+

• Applications: General Purpose, PCI Express
• Internal Switch(s): No
• Voltage - Supply: 3.3V, 12V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 80-TQFP, 80-VQFP
• Product: Controllers & Switches
• Supply Voltage (max): 13 V
• Supply Voltage (min): 3.3 V
• Power Dissipation: 1860 mW
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Supply Current: 1 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

* PRES-DET_ high-to-low transition has a 4ms delay (t
Figure 2. Power-Up Timing, No Fault
Table 2. Control Logic Truth Table
3.3AUXIN
RISING
EDGE
V
V
PGTH3.3AUX
ON_
High
High
ON_,TH
Low
Low
X
X
PWRGD_ IS PULLED UP TO 3.3.
FAULT_ IS PULLED UP TO 3.3AUXIN.
______________________________________________________________________________________
V
V
PGTH12
PGTH3.3
Quad PCI Express, Hot-Plug Controllers
AUXON_
High
High
Low
Low
X
X
t
POR_HL
FON_
High
High
High
High
High
Low
ON_, AUXON_
12G_, 3.3G_
12VO_, 3.3VO_
3.3VAUXO_
DEG
PWRGD_
FAULT_
).
PRES-DET
Figure 3. 12V Power-Up Timing (Turn-On into Output
Overcurrent/Short Circuit)
Low*
Low*
Low*
Low*
High
3.3VAUXIN
RISING
EDGE
X
PWRGD_ IS PULLED UP TO 3.3VAUXO_.
FAULT_ IS PULLED UP TO 3.3VAUXIN.
A FAULT ON THE 3.3V OUTPUT OR 3.3VAUXO_ OUTPUT PRODUCES SIMILAR RESULTS.
V
V
12ILIM,TH
ON_,TH
R
SENSE
12V_ AND 3.3V_
OUTPUTS
On
Off
Off
On
Off
On
2 x t
FAULT
3.3VAUXO_AUXILIARY
OUTPUTS
On
Off
Off
Off
On
On
ON_
12G_
12V OUTPUT
CURRENT
3.3VAUXO_
PWRGD_
FAULT_
17