MAX5958AETN+ Maxim Integrated Products, MAX5958AETN+ Datasheet - Page 16
![IC CTRLR HOT-PLUG TRPL 56-TQFN](/photos/6/50/65031/56-tqfn_21-0135f_sml.jpg)
MAX5958AETN+
Manufacturer Part Number
MAX5958AETN+
Description
IC CTRLR HOT-PLUG TRPL 56-TQFN
Manufacturer
Maxim Integrated Products
Type
Hot-Swap Controllerr
Datasheet
1.MAX5957AETN.pdf
(25 pages)
Specifications of MAX5958AETN+
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
56-TQFN Exposed Pad
Product
Controllers & Switches
Supply Voltage (max)
12 V
Supply Voltage (min)
3.3 V
Power Dissipation
3200 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
Triple PCI Express, Hot-Plug Controllers
* PRES-DET_ high-to-low transition has a 4ms delay (t
Figure 2. Power-Up Timing, No Fault
16
Table 2. Control Logic Truth Table
3.3AUXIN
RISING
EDGE
V
______________________________________________________________________________________
V
PGTH3.3AUX
ON_,TH
ON_
High
High
Low
Low
X
X
PWRGD_ IS PULLED UP TO 3.3.
FAULT_ IS PULLED UP TO 3.3AUXIN.
V
V
PGTH12
PGTH3.3
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_
DEG
3.3VAUXO_
PWRGD_
FAULT_
).
PRES-DET
Figure 3. 12V Power-Up Timing (Turn-On into Output
Overcurrent/Short Circuit)
3.3VAUXIN
RISING
EDGE
Low*
Low*
Low*
Low*
High
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.
X
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_