MAX5954LETX+T Maxim Integrated Products, MAX5954LETX+T Datasheet - Page 3

• Manufacturer Part Number: MAX5954LETX+T
• Description: IC PCI EXP/HOT-PLUG CTRLR 36TQFN
• Manufacturer: Maxim Integrated Products
• Type: Hot-Swap Controllerr

Specifications of MAX5954LETX+T

• 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: 36-WFQFN Exposed Pad
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
OUTPUT = 12G = 3.3G = OPEN, INPUT = PRES-DET = PGND = GND, T
are at T
Single PCI Express, Hot-Plug
Controller
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 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
(V
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
3.3VAUXIN
- V
A
= V
- V
PARAMETER
= +25°C.) (Note 1)
3.3S+
3.3S-
12S-
- V
)
)
3.3VAUXO
= V
12S+
_______________________________________________________________________________________
= 12V, V
)
V
V
3 .3 V A U X U V L O
3.3S+
V
PGTH3.3AUX
SYMBOL
I
V
I
3.3G CHG
3.3VAUXIN
V
V
3.3G_DIS
PGTH3.3
3.3ILIM
3.3G_H
= V
3.3S-
V
ON = GND, V
O utp ut shor t- ci r cui t cond i ti on, str ong g ate p ul l d ow n
to r eg ul ati on, V
Sourcing 1µA
Referred to V
3.3VAUXIN rising
Hysteresis
V
I
3.3VAUXO shorted to GND
(Note 3)
Rising edge
Hysteresis
= V
3.3VAUXO
3.3G
3.3VAUXIN
3.3VAUXIN
= GND
= 375mA
= 3.6V
3.3VAUXIN
3.3G
= V
3 .3 S +
ON
CONDITIONS
= 2V
- V
= V
3 .3 S
, I
AUXON
3.3G
A
≥ 1V , V
= -40°C to +85°C, unless otherwise noted. Typical values
= 1µA (Note 2)
= V
3 .3 G
FON
= 5V
= 3.3V, PWRGD = FAULT = PORADJ = TIM =
2.52
MIN
100
-3.0
376
4.5
3.0
1.0
17
50
25
4
TYP
2.65
150
150
470
5.5
3.3
1.5
+4
20
20
30
25
50
5
4
MAX
+4.5
2.78
250
220
225
564
400
6.8
3.6
2.0
23
60
75
6
1
3
1
UNITS
mV
mA
mV
mA
mV
mA
mV
mV
µA
µA
µA
µA
µA
kΩ
µs
V
V
V
V
V
3