MAX5959 Maxim Integrated Products, MAX5959 Datasheet - Page 3

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

w w w . D a t a S h e e t 4 U . c o m
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
ON_, AUXON_ High-to-Low
Deglitch Time
12VIN
3.3S_+
3.3G_
= V
- V
- V
PARAMETER
3.3S_+
12S_+
3.3S_-
)
= V
)
_______________________________________________________________________________________
12S_-
Quad PCI Express, Hot-Plug Controllers
= 12V, V
A
= T
J
3.3S_+
= +25°C.) (Note 1)
V
V
3.3VAUXUVLO
I
I
PGTH3.3AUX
V
SYMBOL
3.3G_,CHG
V
3.3G_, DIS
V
V
3.3AUXIN
PGTH3.3
3.3ILIM
3.3G_H
= V
3.3S_-
= V
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
3.3AUXIN
_+ - V
= GND
= 2V
= 1µA
3.3S_-
= 550mA (MAX5960)
= 375mA (MAX5959)
rising
= 3.6V
= V
3.3AUXIN
CONDITIONS
ON_
≥ 1V, V
= V
, I
3.3G_
AUXON_
3.3G_
MAX5959
MAX5960
= 1µA
= 5V
= V
FON_
A
= T
= 3.3V, PWRGD_ = FAULT_ = PORADJ
J
2.50
MIN
376
560
= -40°C to +85°C, unless otherwise
4.5
3.0
1.0
17
50
90
25
4
3
TYP
2.65
150
150
450
700
5.5
3.3
2.5
20
20
30
25
50
5
4
4
MAX
2.78
250
250
280
225
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