max5957letnt Maxim Integrated Products, Inc., max5957letnt Datasheet - Page 3

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

ELECTRICAL CHARACTERISTICS (continued)
(V
TIM = OUTPUT_ = 12G_ = 3.3G_ = OPEN, INPUT_ = PRES-DET_ = PGND = GND, T
noted. Typical values are at T
3.3V CONTROL
3.3V Current-Limit Threshold
(V
3.3G_ Gate Charge Current
3.3G_ Gate Discharge Current
3.3G_ Gate High Voltage
(V
3.3G_ Threshold Voltage for
PWRGD_ Assertion
3.3S_- Input Bias Current
3.3S_+ Input Bias Current
3.3V AUXILIARY SUPPLY
3.3VAUXIN Supply Input Voltage
Range
3.3VAUXIN Undervoltage
Lockout
3.3VAUXIN Supply Current
3.3VAUXIN to 3.3VAUXO
Maximum Dropout
3.3VAUXO_ Current-Limit
Threshold
3.3VAUXO_ Threshold for
PWRGD_ Assertion (V3.3VAUXIN
- V3.3VAUXO)
LOGIC SIGNALS
Input-Logic Threshold (ON_,
FON_, AUXON_, PRES-DET_,
INPUT_)
Input Bias Current (ON_,
AUXON_, INPUT_)
FON_, PRES-DET_ Internal Pullup
ON_, AUXON_ High-to-Low
Deglitch Time
12VIN
3.3S_+
3.3G_
= V
- V
- V
PARAMETER
3.3S_+
12S_+
3.3S_-
)
= V
)
12S_-
_______________________________________________________________________________________
Triple PCI Express, Hot-Plug Controllers
= 12V, V
A
= T
J
3.3S_+
= +25°C.) (Note 1)
V
V
3.3VAUXUVLO
I
PGTH3.3AUX
I
V
SYMBOL
3.3G_,CHG
V
3.3G_, DIS
V
V
3.3AUXIN
PGTH3.3
=V
3.3ILIM
3.3G_H
3.3S_-
= V
3.3AUXIN
V
Normal turn-off, ON_ = GND,
V
Output short-circuit condition, strong
gate pulldown to regulation,
V
I
Referred to V
(Note 2)
V
Hysteresis
V
I
I
3.3VAUXO_ shorted
to GND
(Note 2)
Rising edge
Hysteresis
SOURCE
3.3VAUXO
3.3VAUXO
3.3G_
3.3G
3.3S
3.3VAUXIN
3.3VAUXIN
_+ - V
_ = 2V
= GND
= V
= 1µA
= 375mA (MAX5957)
= 550mA (MAX5958)
3.3S_-
rising
= 3.6V
ON_
CONDITIONS
3.3AUXIN
= V
≥ 1V, V
AUXON_
, I
3.3G_
3.3G-
MAX5957
MAX5958
= V
= 1µA
= 5V
FON_
A
= T
= 3.3V, PWRGD_ = FAULT_ = PORADJ =
J
= -40°C to +85°C, unless otherwise
MIN
2.50
376
560
4.5
3.0
3.0
1.0
17
50
90
25
4
TYP
2.65
150
150
450
700
5.5
4.0
3.3
2.5
20
20
50
30
25
5
4
MAX
2.78
250
250
225
280
564
850
400
6.8
4.5
3.6
2.0
23
60
75
6
1
5
1
UNITS
mV
mA
mV
mA
mV
mA
mV
mV
kΩ
µA
µA
µA
µA
µA
µs
V
V
V
V
V
3